Heltec Mesh Node T114 LoRa + BLE 868MHz 915MHz nRF52840 SX1262 TFT Display Low Power Positioning Devboard for Arduino Meshtastic
SPECIFICATIONS
Brand Name: RCmall
High-concerned chemical: none
LoRa Node Chip: SX1262
MCU: nRF52840
Max. TX Power: 21±1dBm
Origin: Mainland China
Type: Arduino Series
Heltec Mesh Node T114 LoRa + BLE 868MHz 915MHz nRF52840 SX1262 TFT Display Low Power Positioning Devboard for Arduino Meshtastic
LoRa Frequency: 863-923MHz, Support 868MHz and 915MHz

Note for Packing list:
The package list includes antennas by default. Option with a case is equipped with a glue rod antenna , while option without a cas is equipped with a spring antenna.
Summary
Mesh Node T114 is a Low Power Consumption development board based on nRF52840 and SX1262, supports LoRa and Bluetooth 5.0 . which integrated various power interfaces (5V USB, lithium battery and solar panel) optional 1.14 inch TFT display and GPS module as accessories, and has powerful long-distance communication capabilities, scalability, and low power design.
With Heltec nRF52 development environment and libraries. you can use it for LoRa/LoRaWAN development work, and also use it to run some open source projects, such as Meshtastic.
Main Features
- MCU nRF52840 (Bluetooth), LoRa chipset SX1262.
- Powerful display function (optional), onboard 1.14 inch TFT-LCD display contains 135(H)RGB x240(V) dots and can display up to 262k colors.
- Low power consumption, 11 uA in deep sleep.
- Operation condition: -20 ~ 70℃, 90%RH(No condensing).
- Type-C USB interface with a complete voltage regulator, ESD protection, short circuit protection, RF shielding, and other protection measures.
- Compatible with Arduino, we provide development frameworks and libraries.
- Various Interfaces: 1.25*2P LiPo connector, 1.25*2P Solar panel connector, 1.25*8P GNSS module connector, which greatly increase the extensibility of the board.
Specifications |
|
Parameters |
Description |
MCU |
nRF52840 |
LoRa Node Chip |
SX1262 |
Frequency |
470~510MHz; |
863~870MHz; |
|
902~928MHZ. |
|
Max. TX Power |
21±1dBm |
Max. Receiving sensitivity |
-135dBm@SF12 BW=125KHz |
Bluetooth |
Bluetooth LE: Bluetooth 5, Bluetooth mesh |
Hardware Resource |
USB 2.0, 4 * SPI, 2 * TWI, 2 * UART, 4 * PWM, QPSI, 12S, PDM, QDEC Etc. |
Memory |
1M ROM |
256KB SRAM |
|
Interface |
Type-C USB |
2*1.25 lithium battery connector |
|
2*1.25 solar panel connector |
|
LoRa ANT (IPEX1.0) |
|
8*1.25 GPS module connector |
|
2*13*2.54 Header Pin |
|
Battery |
3~4.2V battery power supply and charge. |
Operating Temperature |
-20 ~ 70 ℃ |
Dimensions |
50.80*22.86mm |
Electrical characteristics |
Deep Sleep: ~11uA |
Tracker mode sleep: ~22uA |
|
GPS OFF, TFT OFF: ~9mA |
|
GPS OFF, TFT ON: ~20mA |
|
GPS ON, TFT ON: ~51mA |
|
Display |
onboard 1.14 inch TFT-LCD display |







- Standard Shipping: Standard Shipping (12–18 Business Days)
- Express Shipping: Expedited Shipping (5–9 Business Days)
- Free Shipping: Orders over $199 qualify automatically
- Tracking: Full tracking number provided for all orders
- Returns: 30-day hassle-free return window
- Condition: Items must be unused and in original packaging
- Refund: Full refund processed within 3-5 business days
- Factory Direct: ISO/TS 16949 certified manufacturer
- Quality: 100% electrical continuity tested before shipment
- Experience: 15+ years in automotive connector industry
- Support: Professional technical support available
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