{"product_id":"rak3401-nrf52840-ble-core-module-low-power-wisblock-mcu-with-tcxo-rich-i-o-modular-expansion-lora-ready-for-rak13302","title":"RAK3401 NRF52840 BLE Core Module | Low-Power WisBlock MCU with TCXO, Rich I\/O, Modular Expansion, LoRa-Ready for RAK13302","description":"\u003ch1\u003eSPECIFICATIONS\u003c\/h1\u003e\u003cp\u003e\u003cspan\u003eBrand Name\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eRAK\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eHigh-concerned chemical\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003enone\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eModel\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eRAK3401\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eOrigin\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eMainland China\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eType\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eothers\u003c\/span\u003e\u003c\/p\u003e\u003ch2 style=\"font-family:Inter, sans-serif;font-size:1.75em;font-weight:400;letter-spacing:normal;line-height:1.3;text-align:start;white-space:normal;color:rgb(64, 59, 55);background-color:rgb(255, 255, 255);margin:2em 0px 15px;margin-bottom:15px;margin-top:2em;margin-left:0px;margin-right:0px;box-sizing:border-box\" align=\"start\"\u003eWhat is the RAK3401 WisBlock Core BLE Module?\u003c\/h2\u003e\u003cp style=\"font-family:Inter, sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(64, 59, 55);background-color:rgb(255, 255, 255);margin:0px 0px 15px;margin-bottom:15px;margin-top:0px;margin-left:0px;margin-right:0px;box-sizing:border-box\" align=\"start\"\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eWisBlock RAK3401 BLE module\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis built around the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eNordic nRF52840\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efor applications that need\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eBluetooth Low Energy connectivity without built-in LoRa® or LoRaWAN®\u003c\/strong\u003e. As a BLE-focused alternative to the\u003cspan\u003e \u003c\/span\u003eRAK4631, it is well suited for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ebattery- and solar-powered\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eIoT devices\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ewhere low power consumption and reliable wireless performance matter.\u003c\/p\u003e\u003cp style=\"font-family:Inter, sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(64, 59, 55);background-color:rgb(255, 255, 255);margin:0px 0px 15px;margin-bottom:15px;margin-top:0px;margin-left:0px;margin-right:0px;box-sizing:border-box\" align=\"start\"\u003ePowered by the \u003cstrong\u003eARM Cortex-M4F-based nRF52840\u003c\/strong\u003e, the RAK3401 balances processing capability with energy efficiency for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eremote sensors, BLE end nodes, and other embedded IoT designs\u003c\/strong\u003e. It also includes a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003etemperature-controlled crystal oscillator\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efor stable timing and provides interfaces such as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eUART, I2C, SPI, ADC, USB, and GPIO\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efor easy integration with\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eWisBlock modules, sensors, and expansion boards\u003c\/strong\u003e. For designs that need external LoRa capability, the RAK3401 can also be used with the\u003cspan\u003e \u003c\/span\u003eRAK13302\u003cspan\u003e \u003c\/span\u003e1W transceiver module on the\u003cspan\u003e \u003c\/span\u003eRAK19007 Base Board. Development is supported in\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eArduino IDE\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ePlatformIO for VS Code\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eusing our Arduino BSP, helping speed up prototyping and development. \u003c\/p\u003e\u003cblockquote style=\"font-family:Inter, sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;line-height:1.45;text-align:start;white-space:normal;color:rgb(51, 51, 51);background-color:rgba(233, 173, 57, 0.25);border:0px;margin:0px 0px 30px;margin-bottom:30px;margin-top:0px;margin-left:0px;margin-right:0px;padding:20px;padding-bottom:20px;padding-top:20px;padding-left:20px;padding-right:20px;box-sizing:border-box\" align=\"start\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;box-sizing:border-box\"\u003e\u003cstrong\u003eNotes: \u003c\/strong\u003eThis module only supports Bluetooth Low Energy connectivity. If you need LoRa or LoRaWAN communication, please check our RAK4631 WisBlock Core module. It combines the nRF52840 MCU with a Semtech SX1262 transceiver module based on LoRa technology.\u003c\/p\u003e\u003c\/blockquote\u003e\u003ch2 style=\"font-family:Inter, sans-serif;font-size:1.75em;font-weight:400;letter-spacing:normal;line-height:1.3;text-align:start;white-space:normal;color:rgb(64, 59, 55);background-color:rgb(255, 255, 255);margin:2em 0px 15px;margin-bottom:15px;margin-top:2em;margin-left:0px;margin-right:0px;box-sizing:border-box\" align=\"start\"\u003eWho Is the RAK3401 BLE Core Module Designed For?\u003c\/h2\u003e\u003cp style=\"font-family:Inter, sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(64, 59, 55);background-color:rgb(255, 255, 255);margin:0px 0px 15px;margin-bottom:15px;margin-top:0px;margin-left:0px;margin-right:0px;box-sizing:border-box\" align=\"start\"\u003eThe RAK3401 BLE Core Module is designed for engineers, system integrators, and product teams building\u003cstrong\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003eBluetooth Low Energy IoT nodes\u003c\/strong\u003e. It suits developers who need a compact MCU for sensor data collection, local wireless communication, and low-power operation. The module fits projects that rely on \u003cstrong\u003emodular hardware expansion through the WisBlock ecosystem\u003c\/strong\u003e and require predictable behavior in long-term deployments. \u003c\/p\u003e\u003cp style=\"font-family:Inter, sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(64, 59, 55);background-color:rgb(255, 255, 255);margin:0px 0px 15px;margin-bottom:15px;margin-top:0px;margin-left:0px;margin-right:0px;box-sizing:border-box\" align=\"start\"\u003eIt is also well-suited for teams that need a reusable hardware platform where sensor, power, and interface modules can be \u003cstrong\u003estandardized across multiple BLE products using the WisBlock ecosystem\u003c\/strong\u003e. This makes it a reliable BLE IoT node with nRF52840 for modular deployments. Typical use cases include modular BLE IoT nodes with nRF52840 used in agriculture, industrial monitoring, and environmental sensing.\u003c\/p\u003e\u003ch2 style=\"font-family:Inter, sans-serif;font-size:1.75em;font-weight:400;letter-spacing:normal;line-height:1.3;text-align:start;white-space:normal;color:rgb(64, 59, 55);background-color:rgb(255, 255, 255);margin:2em 0px 15px;margin-bottom:15px;margin-top:2em;margin-left:0px;margin-right:0px;box-sizing:border-box\" align=\"start\"\u003eWhy You Need RAK3401 WisBlock BLE Module?\u003c\/h2\u003e\u003cp style=\"font-family:Inter, sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(64, 59, 55);background-color:rgb(255, 255, 255);margin:0px 0px 15px;margin-bottom:15px;margin-top:0px;margin-left:0px;margin-right:0px;box-sizing:border-box\" align=\"start\"\u003eThe nRF52840 BLE Core Module delivers reliable BLE connectivity and flexible integration, providing outcomes such as \u003cstrong\u003eextended battery life and adaptable sensor expansion \u003c\/strong\u003efor IoT deployments.\u003c\/p\u003e\u003ch3 style=\"font-family:Inter, sans-serif;font-size:1.375em;font-weight:400;letter-spacing:normal;line-height:1.4;text-align:start;white-space:normal;color:rgb(64, 59, 55);background-color:rgb(255, 255, 255);margin:2em 0px 15px;margin-bottom:15px;margin-top:2em;margin-left:0px;margin-right:0px;box-sizing:border-box\" align=\"start\"\u003eWhy it's useful\u003c\/h3\u003e\u003cul style=\"font-family:Inter, sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(64, 59, 55);background-color:rgb(255, 255, 255);margin:0px 0px 30px 35px;margin-bottom:30px;margin-top:0px;margin-left:35px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;list-style:outside disc;box-sizing:border-box\" align=\"start\"\u003e\n\u003cli style=\"margin-bottom:0.4em;box-sizing:border-box\"\u003e\u003cp\u003e\u003cstrong\u003eEnergy Efficiency\u003c\/strong\u003e: Reduces power consumption for long-term field deployment.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-bottom:0.4em;box-sizing:border-box\"\u003e\u003cp\u003e\u003cstrong\u003eFlexible Integration\u003c\/strong\u003e: Connects easily with multiple sensor types for versatile applications.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-bottom:0.4em;box-sizing:border-box\"\u003e\u003cp\u003e\u003cstrong\u003eRemote Monitoring\u003c\/strong\u003e: Supports data collection in locations without wired connectivity.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-bottom:0.4em;box-sizing:border-box\"\u003e\u003cp\u003e\u003cstrong\u003eScalable Prototyping\u003c\/strong\u003e: Allows rapid testing and iteration for development projects.\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2 style=\"font-family:Inter, sans-serif;font-size:1.75em;font-weight:400;letter-spacing:normal;line-height:1.3;text-align:start;white-space:normal;color:rgb(64, 59, 55);background-color:rgb(255, 255, 255);margin:2em 0px 15px;margin-bottom:15px;margin-top:2em;margin-left:0px;margin-right:0px;box-sizing:border-box\" align=\"start\"\u003eKey Features of the WisBlock Nordic nRF52840 BLE Core Module\u003c\/h2\u003e\u003cul style=\"font-family:Inter, sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(64, 59, 55);background-color:rgb(255, 255, 255);margin:0px 0px 30px 35px;margin-bottom:30px;margin-top:0px;margin-left:35px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;list-style:outside disc;box-sizing:border-box\" align=\"start\"\u003e\n\u003cli style=\"margin-bottom:0.4em;box-sizing:border-box\"\u003e\u003cp\u003eProcessor Architecture: ARM Cortex-M4F\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-bottom:0.4em;box-sizing:border-box\"\u003e\u003cp\u003eMemory: 1MB Flash \/ 348KB SRAM\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-bottom:0.4em;box-sizing:border-box\"\u003e\u003cp\u003eI\/O Interfaces: UART, I2C, SPI, ADC, GPIO\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2 style=\"font-family:Inter, sans-serif;font-size:1.75em;font-weight:400;letter-spacing:normal;line-height:1.3;text-align:start;white-space:normal;color:rgb(64, 59, 55);background-color:rgb(255, 255, 255);margin:2em 0px 15px;margin-bottom:15px;margin-top:2em;margin-left:0px;margin-right:0px;box-sizing:border-box\" align=\"start\"\u003eComparison: RAK3401 vs Other nRF52840 BLE Modules\u003c\/h2\u003e\u003cp style=\"font-family:Inter, sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(64, 59, 55);background-color:rgb(255, 255, 255);margin:0px 0px 15px;margin-bottom:15px;margin-top:0px;margin-left:0px;margin-right:0px;box-sizing:border-box\" align=\"start\"\u003eCompared with generic \u003cstrong\u003eNordic BLE development modules\u003c\/strong\u003e, the RAK3401 focuses on deployment-ready modularity rather than evaluation-only use.\u003c\/p\u003e\u003cdiv style=\"font-family:Inter, sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(64, 59, 55);background-color:rgb(255, 255, 255);margin-bottom:15px;max-width:100%;overflow:auto;box-sizing:border-box\" class=\"table-wrapper\" align=\"start\"\u003e\u003cdiv style=\"max-width:100%;overflow:auto;box-sizing:border-box\" class=\"table-wrapper\"\u003e\u003ctable style=\"border-collapse:collapse;width:1460.8px\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cstrong\u003eFeature\u003c\/strong\u003e\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cstrong\u003eRAK3401 WisBlock\u003c\/strong\u003e\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003eNordic nRF52840 DK\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003eu-blox NINA-B306\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003eRaytac MDBT50Q\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003eAdafruit Feather\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cstrong\u003eProduction Module\u003c\/strong\u003e\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cstrong\u003eYes\u003c\/strong\u003e\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003eNo\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003eYes\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003eYes\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003eNo\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cstrong\u003eBLE Only (Optimized Power)\u003c\/strong\u003e\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cstrong\u003eYes\u003c\/strong\u003e\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003eNo\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003eYes\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003eYes\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003eNo\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cstrong\u003eTCXO Stability\u003c\/strong\u003e\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cstrong\u003eYes\u003c\/strong\u003e\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003eNo\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003eNo\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003eNo\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003eNo\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cstrong\u003eModular Expansion\u003c\/strong\u003e\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cstrong\u003eWisBlock\u003c\/strong\u003e\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003eNo\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003eNo\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003eNo\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003eLimited\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cstrong\u003eArduino Support\u003c\/strong\u003e\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cstrong\u003eYes\u003c\/strong\u003e\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003eLimited\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003eLimited\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003eNo\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003eYes\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cstrong\u003ePlatformIO Support\u003c\/strong\u003e\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cstrong\u003eYes\u003c\/strong\u003e\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003eNo\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003eNo\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003eNo\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003eNo\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cstrong\u003eSensor Ecosystem\u003c\/strong\u003e\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cstrong\u003eYes\u003c\/strong\u003e\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003eNo\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003eNo\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003eNo\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003ePartial\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cstrong\u003eBest Use Case\u003c\/strong\u003e\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003e\u003cstrong\u003eBattery \/ Solar IoT\u003c\/strong\u003e\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003eDevelopment\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003eIndustrial BLE\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003eOEM designs\u003c\/p\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align:left;border:1px solid rgb(221, 221, 221);padding:15px\" align=\"left\"\u003e\u003cp style=\"margin:0px;margin-bottom:0px;margin-top:0px;margin-left:0px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;box-sizing:border-box\"\u003ePrototyping\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\u003c\/div\u003e\u003ch2 style=\"font-family:Inter, sans-serif;font-size:1.75em;font-weight:400;letter-spacing:normal;line-height:1.3;text-align:start;white-space:normal;color:rgb(64, 59, 55);background-color:rgb(255, 255, 255);margin:2em 0px 15px;margin-bottom:15px;margin-top:2em;margin-left:0px;margin-right:0px;box-sizing:border-box\" align=\"start\"\u003eUse Case Examples for BLE IoT Applications \u003c\/h2\u003e\u003cp style=\"font-family:Inter, sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(64, 59, 55);background-color:rgb(255, 255, 255);margin:0px 0px 15px;margin-bottom:15px;margin-top:0px;margin-left:0px;margin-right:0px;box-sizing:border-box\" align=\"start\"\u003eThis module provides precise BLE communication for IoT projects, enabling data collection and sensor integration across remote or distributed environments.\u003c\/p\u003e\u003ch3 style=\"font-family:Inter, sans-serif;font-size:1.375em;font-weight:400;letter-spacing:normal;line-height:1.4;text-align:start;white-space:normal;color:rgb(64, 59, 55);background-color:rgb(255, 255, 255);margin:2em 0px 15px;margin-bottom:15px;margin-top:2em;margin-left:0px;margin-right:0px;box-sizing:border-box\" align=\"start\"\u003eUse Case #1: Smart Agriculture Soil Monitoring\u003c\/h3\u003e\u003cp style=\"font-family:Inter, sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(64, 59, 55);background-color:rgb(255, 255, 255);margin:0px 0px 15px;margin-bottom:15px;margin-top:0px;margin-left:0px;margin-right:0px;box-sizing:border-box\" align=\"start\"\u003eA distributed soil monitoring system deployed \u003cstrong\u003eBLE 5.0 sensors using the RAK3401 nRF52840 module\u003c\/strong\u003e across 120 nodes per field. Each node advertised data every \u003cstrong\u003e10 seconds at 0 dBm\u003c\/strong\u003e, then entered deep sleep. Nodes ran on \u003cstrong\u003eAA lithium batteries supplemented by small solar panels\u003c\/strong\u003e, achieving 6–9 months of operation.\u003c\/p\u003e\u003ch3 style=\"font-family:Inter, sans-serif;font-size:1.375em;font-weight:400;letter-spacing:normal;line-height:1.4;text-align:start;white-space:normal;color:rgb(64, 59, 55);background-color:rgb(255, 255, 255);margin:2em 0px 15px;margin-bottom:15px;margin-top:2em;margin-left:0px;margin-right:0px;box-sizing:border-box\" align=\"start\"\u003eUse Case #2: Industrial Asset Tracking\u003c\/h3\u003e\u003cp style=\"font-family:Inter, sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(64, 59, 55);background-color:rgb(255, 255, 255);margin:0px 0px 15px;margin-bottom:15px;margin-top:0px;margin-left:0px;margin-right:0px;box-sizing:border-box\" align=\"start\"\u003eBattery-powered asset tags built on the RAK3401 WisBlock BLE module transmitted beacons at \u003cstrong\u003e5-second advertising intervals using BLE extended advertising\u003c\/strong\u003e. The system supported \u003cstrong\u003e200+ nodes per zone\u003c\/strong\u003e, with \u003cstrong\u003eRSSI-based filtering\u003c\/strong\u003e validated during peak activity to maintain reliable updates.\u003c\/p\u003e\u003ch2 style=\"font-family:Inter, sans-serif;font-size:1.75em;font-weight:400;letter-spacing:normal;line-height:1.3;text-align:start;white-space:normal;color:rgb(64, 59, 55);background-color:rgb(255, 255, 255);margin:2em 0px 15px;margin-bottom:15px;margin-top:2em;margin-left:0px;margin-right:0px;box-sizing:border-box\" align=\"start\"\u003eWisBlock Ecosystem Compatibility \u0026amp; Expansion\u003c\/h2\u003e\u003cp style=\"font-family:Inter, sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(64, 59, 55);background-color:rgb(255, 255, 255);margin:0px 0px 15px;margin-bottom:15px;margin-top:0px;margin-left:0px;margin-right:0px;box-sizing:border-box\" align=\"start\"\u003eThe RAK3401 is not a standalone BLE module. It is designed as part of the WisBlock modular hardware ecosystem. Unlike generic nRF52840 modules that require custom carrier boards and wiring, the RAK3401 interfaces directly with \u003cstrong\u003eWisBlock Base Boards that standardize power distribution, signal routing, and mechanical mounting.\u003c\/strong\u003e\u003c\/p\u003e\u003cp style=\"font-family:Inter, sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(64, 59, 55);background-color:rgb(255, 255, 255);margin:0px 0px 15px;margin-bottom:15px;margin-top:0px;margin-left:0px;margin-right:0px;box-sizing:border-box\" align=\"start\"\u003eWisBlock expansion modules cover sensors, power management, interfaces, and connectivity, allowing engineers to assemble complete BLE IoT nodes without\u003cstrong\u003e redesigning hardware for each use case.\u003c\/strong\u003e Sensor modules can be swapped or added without modifying hardware interfaces, while power modules support \u003cstrong\u003ebattery, and solar-assisted designs\u003c\/strong\u003e using the same core module.\u003c\/p\u003e\u003cp style=\"font-family:Inter, sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(64, 59, 55);background-color:rgb(255, 255, 255);margin:0px 0px 15px;margin-bottom:15px;margin-top:0px;margin-left:0px;margin-right:0px;box-sizing:border-box\" align=\"start\"\u003eThis ecosystem approach \u003cstrong\u003ereduces integration risk, shortens development cycles, and enables hardware reuse\u003c\/strong\u003e across multiple product variants. Compared to adapter-based ecosystems, WisBlock provides a production-oriented modular architecture suitable for both prototyping and deployment.\u003c\/p\u003e\u003ch2 style=\"font-family:Inter, sans-serif;font-size:1.75em;font-weight:400;letter-spacing:normal;line-height:1.3;text-align:start;white-space:normal;color:rgb(64, 59, 55);background-color:rgb(255, 255, 255);margin:2em 0px 15px;margin-bottom:15px;margin-top:2em;margin-left:0px;margin-right:0px;box-sizing:border-box\" align=\"start\"\u003eWhy the WisBlock Ecosystem Matters for BLE IoT Design?\u003c\/h2\u003e\u003cp style=\"font-family:Inter, sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(64, 59, 55);background-color:rgb(255, 255, 255);margin:0px 0px 15px;margin-bottom:15px;margin-top:0px;margin-left:0px;margin-right:0px;box-sizing:border-box\" align=\"start\"\u003eMany BLE platforms are built mainly for prototyping, often relying on add-on boards or cables that are not ideal for long-term deployment. The\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eWisBlock ecosystem\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis different. It uses a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003emodular, stackable design\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ewith consistent electrical and mechanical interfaces, making it more practical for scalable BLE IoT products.\u003c\/p\u003e\u003cp style=\"font-family:Inter, sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(64, 59, 55);background-color:rgb(255, 255, 255);margin:0px 0px 15px;margin-bottom:15px;margin-top:0px;margin-left:0px;margin-right:0px;box-sizing:border-box\" align=\"start\"\u003eWith WisBlock:\u003c\/p\u003e\u003cul style=\"font-family:Inter, sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(64, 59, 55);background-color:rgb(255, 255, 255);margin:0px 0px 30px 35px;margin-bottom:30px;margin-top:0px;margin-left:35px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;list-style:outside disc;box-sizing:border-box\" align=\"start\"\u003e\n\u003cli style=\"margin-bottom:0.4em;box-sizing:border-box\"\u003e\u003cp\u003eThe RAK3401 core module handles processing\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-bottom:0.4em;box-sizing:border-box\"\u003e\u003cp\u003eBase Boards manage power, charging, and mounting\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-bottom:0.4em;box-sizing:border-box\"\u003e\u003cp\u003eSensor and interface modules connect through standardized connectors\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-bottom:0.4em;box-sizing:border-box\"\u003e\u003cp style=\"margin:0px 0px 15px;margin-bottom:15px;margin-top:0px;margin-left:0px;margin-right:0px;box-sizing:border-box\"\u003eDesigners can avoid jumper wires, custom PCBs, and repeated hardware redesign\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp style=\"font-family:Inter, sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(64, 59, 55);background-color:rgb(255, 255, 255);margin:0px 0px 15px;margin-bottom:15px;margin-top:0px;margin-left:0px;margin-right:0px;box-sizing:border-box\" align=\"start\"\u003eThis modular approach helps support:\u003c\/p\u003e\u003cul style=\"font-family:Inter, sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(64, 59, 55);background-color:rgb(255, 255, 255);margin:0px 0px 30px 35px;margin-bottom:30px;margin-top:0px;margin-left:35px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;list-style:outside disc;box-sizing:border-box\" align=\"start\"\u003e\n\u003cli style=\"margin-bottom:0.4em;box-sizing:border-box\"\u003e\u003cp\u003eScalable node designs\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-bottom:0.4em;box-sizing:border-box\"\u003e\u003cp\u003eHigher-density deployments\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-bottom:0.4em;box-sizing:border-box\"\u003e\u003cp\u003eMore consistent manufacturing results\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-bottom:0.4em;box-sizing:border-box\"\u003e\u003cp style=\"margin:0px 0px 15px;margin-bottom:15px;margin-top:0px;margin-left:0px;margin-right:0px;box-sizing:border-box\"\u003eFaster transition from prototype to production\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2 style=\"font-family:Inter, sans-serif;font-size:1.75em;font-weight:400;letter-spacing:normal;line-height:1.3;text-align:start;white-space:normal;color:rgb(64, 59, 55);background-color:rgb(255, 255, 255);margin:2em 0px 15px;margin-bottom:15px;margin-top:2em;margin-left:0px;margin-right:0px;box-sizing:border-box\" align=\"start\"\u003eWhy Choose the RAK3401 WisBlock BLE Core Module?\u003c\/h2\u003e\u003cp style=\"font-family:Inter, sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(64, 59, 55);background-color:rgb(255, 255, 255);margin:0px 0px 15px;margin-bottom:15px;margin-top:0px;margin-left:0px;margin-right:0px;box-sizing:border-box\" align=\"start\"\u003eThe RAK3401 is a B\u003cstrong\u003eLE-only variant of RAK4631\u003c\/strong\u003e. It serves as a BLE-only variant of the RAK4631 WisBlock Core for projects that prioritize power efficiency over long-range RF. This BLE-only nRF52840 core module is designed for low-power, long-term IoT deployments where LoRa connectivity is not required. It offers the same\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eMCU foundation as the RAK4631\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ebut removes the integrated LoRa transceiver to reduce power consumption and system complexity.\u003c\/p\u003e\u003cp style=\"font-family:Inter, sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(64, 59, 55);background-color:rgb(255, 255, 255);margin:0px 0px 15px;margin-bottom:15px;margin-top:0px;margin-left:0px;margin-right:0px;box-sizing:border-box\" align=\"start\"\u003eWith a TCXO for stable timing, multiple digital interfaces, and full compatibility with the WisBlock modular ecosystem, it enables developers to build\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ebattery and\/or solar-powered BLE sensor nodes\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ethat can be easily expanded or adapted as requirements change. This BLE MCU module with TCXO stability ensures reliable timing for synchronized sensing and wireless communication.\u003c\/p\u003e\u003cp style=\"font-family:Inter, sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(64, 59, 55);background-color:rgb(255, 255, 255);margin:0px 0px 15px;margin-bottom:15px;margin-top:0px;margin-left:0px;margin-right:0px;box-sizing:border-box\" align=\"start\"\u003eCompared to development boards or bare OEM modules, the RAK3401 balances production readiness, modularity, and developer accessibility.\u003c\/p\u003e\u003ch2 style=\"font-family:Inter, sans-serif;font-size:1.75em;font-weight:400;letter-spacing:normal;line-height:1.3;text-align:start;white-space:normal;color:rgb(64, 59, 55);background-color:rgb(255, 255, 255);margin:2em 0px 15px;margin-bottom:15px;margin-top:2em;margin-left:0px;margin-right:0px;box-sizing:border-box\" align=\"start\"\u003eWhat’s in the Box\u003c\/h2\u003e\u003cul style=\"font-family:Inter, sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(64, 59, 55);background-color:rgb(255, 255, 255);margin:0px 0px 30px 35px;margin-bottom:30px;margin-top:0px;margin-left:35px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;list-style:outside disc;box-sizing:border-box\" align=\"start\"\u003e\n\u003cli style=\"margin-bottom:0.4em;box-sizing:border-box\"\u003e\u003cp\u003e1 pc RAK3401 WisBlock Core module\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-bottom:0.4em;box-sizing:border-box\"\u003e\u003cp\u003e1 pc WiFi\/BLE PCB antenna (MHF1 Connector)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-bottom:0.4em;box-sizing:border-box\"\u003e\u003cp\u003e1 set Screw\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2 style=\"font-family:Inter, sans-serif;font-size:1.75em;font-weight:400;letter-spacing:normal;line-height:1.3;text-align:start;white-space:normal;color:rgb(64, 59, 55);background-color:rgb(255, 255, 255);margin:2em 0px 15px;margin-bottom:15px;margin-top:2em;margin-left:0px;margin-right:0px;box-sizing:border-box\" align=\"start\"\u003eHow to Get Started with RAK3401\u003c\/h2\u003e\u003cul style=\"font-family:Inter, sans-serif;font-size:16px;font-weight:400;letter-spacing:normal;text-align:start;white-space:normal;color:rgb(64, 59, 55);background-color:rgb(255, 255, 255);margin:0px 0px 30px 35px;margin-bottom:30px;margin-top:0px;margin-left:35px;margin-right:0px;padding:0px;padding-bottom:0px;padding-top:0px;padding-left:0px;padding-right:0px;list-style:outside disc;box-sizing:border-box\" align=\"start\"\u003e\n\u003cli style=\"margin-bottom:0.4em;box-sizing:border-box\"\u003e\u003cp\u003eOverview of RAK3401 WisBlock BLE Module\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-bottom:0.4em;box-sizing:border-box\"\u003e\u003cp\u003eQuick Start Guide of RAK3401 WisBlock BLE Module\u003c\/p\u003e\u003c\/li\u003e\n\u003cli style=\"margin-bottom:0.4em;box-sizing:border-box\"\u003e\u003cp\u003eDatasheet of RAK3401 WisBlock BLE Module\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003ePlease contact customer service to receive the above documents.\u003c\/p\u003e\u003cp\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/S6bd272a9a2d745f59ecc836645926802b.jpg\" slate-data-type=\"image\"\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/S79ffb1f8c31c4e4893052aeed228c36dI.jpg\" slate-data-type=\"image\"\u003e\u003c\/p\u003e","brand":"Yoeruyo","offers":[{"title":"Default Title","offer_id":55506165498155,"sku":"\u003cnone\u003e","price":58.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1000\/5744\/8747\/files\/S8e353ac2290d46afa6b21fa472f4a07fQ.webp?v=1788928048","url":"https:\/\/yoeruyo.com\/products\/rak3401-nrf52840-ble-core-module-low-power-wisblock-mcu-with-tcxo-rich-i-o-modular-expansion-lora-ready-for-rak13302","provider":"Yoeruyo","version":"1.0","type":"link"}