Heltec Automation Mesh Node T114 Rev.2 LoRa 863-870MHz mit Display und GPS
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The Heltec Mesh Node T114 Rev.2 is a powerful development board that supports both LoRa and Bluetooth 5.0. Thanks to the efficient nRF52840 microcontroller and the SX1262 LoRa chip, this board is ideal for wireless networks, IoT projects, and Meshtastic applications. It features versatile power supply options, including 5V USB, lithium battery, and solar panel connection. A 1.14-inch TFT display allows for comfortable data visualization, while an integrated GPS module connector ensures positioning and tracking capabilities. The revised Rev.2 version brings improved signal stability, optimized RF performance, and a high-quality gold-plated PCB that ensures better durability and signal transmission. With Heltec's compatible development environment, the board can be easily configured for LoRaWAN or Meshtastic networks.
Technical Specifications:
Manufacturer: Heltec Automation
Microcontroller: nRF52840 (Bluetooth 5.0, Bluetooth Mesh)
LoRa Chip: SX1262
Frequency Ranges: 470-510 MHz, 863-870 MHz, 902-928 MHz
Max. Transmission Power: 21 ± 1 dBm
Receiving Sensitivity: -135 dBm @ SF12 BW=125KHz
Memory: 1MB ROM, 256KB SRAM
Interfaces: USB 2.0, 4x SPI, 2x TWI, 2x UART, 4x PWM, I²S, PDM, QDEC
Battery Support: 3V – 4.2V (Lithium battery support & charging function)
Display: 1.14 inch TFT-LCD (135 x 240 pixels, 262k colors)
Power Consumption:
Deep Sleep: ~11 µA
Tracker Mode (GPS off, TFT off): ~9 mA
GPS on, TFT on: ~51 mA
Operating Temperature: -20 °C to 70 °C
Dimensions: 50.8 x 22.86 x 9.68 mm
Weight: 56 g
Package Contents:
1x Heltec Mesh Node T114 Rev.2 LoRa 863-870 MHz with display and GPS
1x LoRa antenna
2x SH1.25 battery/solar connection cables
2x 2.54 mm pin headers 1x13 pin
1x L76K GNSS module
1x protective case with external LoRa antenna.
Development board type | Board |
Memory | 0.26 MB |
Processor family | ARM |
Item number | 54397934 |
Manufacturer | Heltec Automation |
Category | Development boards + Kits |
Release date | 3.2.2025 |
Development board type | Board |
Processor family | ARM |
Memory | 0.26 MB |
Flash memory | 1000 kB |
Power supply | Battery operated, Solar panel, USB power delivery |
Operating voltage | 4.20 V |
Wireless transmission | Bluetooth, GPS |
Bluetooth version | 5.0 |
USB ports | USB-A |
Exact USB ports | USB-A 2.0 (1x) |
Country of origin | China |
CO₂-Emission | |
Climate contribution |
Scope of delivery | 1x Heltec Mesh Node T114 Rev.2 LoRa 863-870MHz with display and GPS, 1x L76K GNSS module, 1x LoRa antenna, 1x protective housing with external LoRa antenna, 2x 2.54mm pin headers 1x13 pin, 2x SH1.25 battery / solar connection cable |
Length | 50.80 mm |
Width | 22.86 mm |
Height | 9.68 mm |
Weight | 56 g |
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