Heltec T114
Official Active
Heltec Automation Compact nRF52840 + SX1262 development board for Meshtastic/MeshCore and LoRaWAN. Optional 1.14-inch TFT display and L76K GNSS module, dual battery and solar connectors, IPEX-1 LoRa antenna, and USB-C. No built-in battery.
~$18 approx.· 2026-06
References: mesh-sn.de ↗
- MCU
- nRF52840
- Radio
- SX1262
- Display
- 1.14″ LCD / TFT
- GPS
- Quectel L76K
- Battery
- External
- Connectivity
- USB, BLE
Roles
CompanionRepeaterRoom ServerStandalone Ui
Transports
bleusb
Hardware
Radio
- Technology
- LORA
- Chip
- Semtech SX1262 ↗
- Frequency
- 433 MHz,470 MHz,868 MHz,915 MHz
- TX power
- 21 dBm
- TX efficiency
- 1.48 mW/mA
- Antenna
- IPEX-1.0
Processor
- Family
- Nordic nRF52 series ↗
- Model
- Nordic nRF52840 ↗
- Architecture
- ARM Cortex-M4
- Flash
- 1 MB
- RAM
- 256 KB
Input
- Button
- user button
GNSS
- Chip
- Quectel L76K ↗
Battery
- Battery
- External connector
- Built-in
- No
- Charging
- Yes
- Connector
- SH1.25-2P
Solar
- Solar charging
- Supported
Expansion
- Port 1
- Header 2.54 ×2 · 13 pins
- Port 2
- Connector · 8 pins (GNSS)
Physical
Connectivity
- USB
- USB-C
- USB modes
- Power, Serial, Flashing
- Bluetooth
- BLE 5.0
- Wi-Fi
- None
Firmware support
| Firmware | Type | Target | Status | Notes |
|---|---|---|---|---|
| MeshCore (Official) | Official | heltec_t114 | ✓ Supported | |
| EasySkyMesh | Fork | — | ✓ Supported | |
| MeshCoreNG | Fork | heltec_t114 | ✓ Supported | |
| ZephCore | Custom | — | ✓ Supported | |
| MeshCore-Evo | Fork | — | ✓ Supported |