Heltec Mesh Node T114
MeshtasticMeshCore
Best for: solar, repeater, battery life, budget
Specs
| Type | Dev board |
|---|---|
| Maker | Heltec |
| Chip | nRF52840 + SX1262 |
| Bands (MHz) | 433, 470, 868, 915 |
| GPS | Optional (L76K module) |
| Screen | 1.14" color TFT (optional) |
| Power | External 3.0-4.2 V LiPo + 5-6.5 V solar input |
| Typical price | $18–$34 (maker's store, Oct 2026) |
Pros and cons
Pros
- Very low power (about 11 µA deep sleep, ~9 mA running with screen off)
- Built-in solar charging input
- Cheap for an nRF52 board
Cons
- Bare board: needs case, battery and antenna planning
- No Wi-Fi (no MQTT directly from the node)
Where to buy
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We don't show live prices. Prices change often; check the store before you buy and make sure you pick the 915 MHz version for the US.
Sources
Checked on October 18, 2026.