Heltec T114
Compact nRF52840-based LoRa node with low power consumption, LCD display, and versatile power options.
Companion Radio Firmware
Repeater
Room Server
Processor
nRF52840
LoRa Chip
SX1262
Display
1.14 inch TFT-LCD screen (135×240 pixels)
Deep Sleep
11 μA consumption
Low Power Mode
23 μA
GPS
Integrated GPS module (optional)
Operating Temperature
-20 ~ 70°C
USB Interface
Type-C with protection features
Key Features
Display
Bluetooth 5.0
WiFi
GPS (optional)
Deep Sleep
Protective Case
Power Options
Additional Interfaces
- GNSS module connector (1.25×8P)
- USB Type-C with voltage regulator, ESD and short-circuit protection
Detailed Specifications
| Parameter | Description |
|---|---|
| Processor | nRF52840 |
| LoRa Chip | SX1262 |
| Display | 1.14 inch TFT-LCD screen, 135(H)RGB x 240(V) pixels |
| Deep Sleep Consumption | 11 μA |
| GPS | Integrated GPS module (optional) |
| Power Interfaces | Multiple (USB Type-C, lithium battery, solar panel) |
| Operating Temperature | -20 ~ 70°C |
| USB Interface | Type-C with voltage regulator, ESD protection, short-circuit protection |
| Connectors | LiPo battery connector 1.252P, solar panel connector 1.252P, GNSS module connector 1.25*8P |
Power Efficiency
The Heltec T114 offers exceptional power efficiency with ultra-low power consumption in sleep modes, making it ideal for long-term deployments and battery-powered applications.