{"product_id":"esp32-rs485-modbus-wifi-bluetooth-relay-optocoupler-isolation-module-tyep-c-4-8-channel-relay-module-dc-9-24v","title":"ESP32 RS485 Modbus Wifi Bluetooth Relay Optocoupler Isolation Module Tyep C 4\/8 Channel Relay Module DC 9-24V","description":"\u003ch1\u003eSPECIFICATIONS\u003c\/h1\u003e\u003cp\u003e\u003cspan\u003eBrand Name\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eAideepen\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eChoice\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eyes\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eCondition\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eNew\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\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\"\u003eRelay\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S2d286689e0784ce4b70900cc494b04b8g.jpg\" slate-data-type=\"image\"\u003e\u003c\/p\u003e\u003cp\u003eFeatures:\u003c\/p\u003e\u003cp\u003e1. Optional 4-channel or 8-channel relay for flexible adaptation to various scenarios.\u003c\/p\u003e\u003cp\u003e2. Built-in CH340 chip enables one-click programming via Type-C interface.\u003c\/p\u003e\u003cp\u003e3. Optocoupler input\/output isolation ensures strong anti-interference capability and stable operation.\u003c\/p\u003e\u003cp\u003e4. Supports Modbus protocol for compatibility with industrial automation systems.\u003c\/p\u003e\u003cp\u003e5. Integrated RS485 and USART interfaces offer strong expandability and easy networking.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003eProduct Parameters:\u003c\/p\u003e\u003cp\u003eSpecifications: 4-channel, 8-channel (selectable)\u003c\/p\u003e\u003cp\u003ePower Supply: DC 9-24V \/ Type-C power supply\u003c\/p\u003e\u003cp\u003eModule: ESP32 with Wi-Fi + Bluetooth\u003c\/p\u003e\u003cp\u003eType-C Port: Power supply and programming\u003c\/p\u003e\u003cp\u003eEN Reset Button: Press to reset\u003c\/p\u003e\u003cp\u003eBOOT Button: Press and hold, then press the reset button to enter download mode\u003c\/p\u003e\u003cp\u003eOptocoupler Input: Controls relays\u003c\/p\u003e\u003cp\u003eSerial Chip: Built-in CH340 (supports one-click programming)\u003c\/p\u003e\u003cp\u003eBuilt-in: RS485 interface; supports Modbus\u003c\/p\u003e\u003cp\u003ePCB Dimensions:\u003c\/p\u003e\u003cp\u003e4-Channel: 93mm x 87mm; 4mm mounting holes\u003c\/p\u003e\u003cp\u003e8-Channel: 152mm x 87mm; 3.5mm mounting holes\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003eProduct List:\u003c\/p\u003e\u003cp\u003e1x Relay Module\u003c\/p\u003e\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sac0f6b5f70b345ce89abb63a94afe34eu.jpg\" slate-data-type=\"image\"\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S93c412e252f34ca6a7a524e26979b0ebX.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sc8e726041a914b0ea28724b8221c6495g.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S583e5a4736d2429e857b9889a2500959i.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S6b430dd0b8024c1d9db796a3fc557aa0O.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Se4336694d871492da311d78ebb303d074.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S20e9b1b0a6194afeb9271af6f99a29d4g.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sb12176addf1b4365906fdba29ebaef87B.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S4de2ff8ea5d44ff9a6fe156286d290e4j.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sdbdc77c8abb74872ad902e1412bc7d526.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S8eb94528d0614d318a2021f834057f62w.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S3a67936db9044ab788c0b256e5970cc3P.jpg\" slate-data-type=\"image\"\u003e\u003c\/p\u003e","brand":"Yoeruyo","offers":[{"title":"8 Channel Shell","offer_id":55124325695787,"sku":"14:4044226#8 Channel Shell","price":23.18,"currency_code":"USD","in_stock":true},{"title":"4 Channel","offer_id":55124325728555,"sku":"14:1202#4 Channel","price":90.5,"currency_code":"USD","in_stock":true},{"title":"8 Channel","offer_id":55124325761323,"sku":"14:350852#8 Channel","price":111.15,"currency_code":"USD","in_stock":true},{"title":"4 Channel Shell","offer_id":55124325794091,"sku":"14:351074#4 Channel Shell","price":14.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1000\/5744\/8747\/files\/Se4336694d871492da311d78ebb303d074.webp?v=1788072856","url":"https:\/\/yoeruyo.com\/products\/esp32-rs485-modbus-wifi-bluetooth-relay-optocoupler-isolation-module-tyep-c-4-8-channel-relay-module-dc-9-24v","provider":"Yoeruyo","version":"1.0","type":"link"}