Heltec Mesh Node T114 Rev.2 LoRa 863-870MHz with Display and GPS

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 comfortable data visualization, while an integrated GPS module connection ensures positioning and tracking. The revised Rev.2 version brings improved signal stability, optimized RF performance, and a high-quality gold-plated circuit board that ensures better durability and signal transmission. Thanks to the compatible development environment from Heltec, the board can be easily configured for LoRaWAN or Meshtastic networks.


Recommended Accessories:


Features:

  • Powerful nRF52840 Microcontroller – Supports Bluetooth 5.0 and offers high processing performance.
  • High-quality SX1262 LoRa Chip – Enables long transmission ranges with low power consumption.
  • Flexible Power Supply – Supports 5V USB, lithium batteries, and solar panels, making the board ideal for mobile and autonomous applications.
  • 1.14-inch TFT Display – Provides clear and colorful visualization options for sensor data or status displays.
  • Extremely Low Power Consumption – Only 11 µA in deep sleep mode, ideal for long-term operation.
  • Expanded Interfaces – Multiple GPIO pins, USB Type-C, SPI, I2C, UART, PWM, and GNSS module connection for versatile applications.
  • Optimized Signal Stability – Revised circuit board architecture with a 6-layer design to reduce interference and improve RF performance.
  • Supports Meshtastic – Perfect for mesh networks, LoRaWAN, and other open radio protocols.

Application Examples:

  • LoRaWAN gateway or node for wireless sensor networks.
  • GPS tracking device for outdoor applications like hiking or logistics.
  • IoT prototyping for smart building or agricultural technology projects.
  • Mesh communication with Meshtastic for private or decentralized networks.
  • Solar-powered environmental or weather stations for remote monitoring.

Documentation:




Technical Specifications:

  • Manufacturer: Heltec Automation
  • Microcontroller: nRF52840 (Bluetooth 5.0, Bluetooth Mesh)
  • LoRa Chip: SX1262
  • Frequency Bands: 470510 MHz, 863870 MHz, 902~928 MHz
  • Max. Transmit Power: 21 ± 1 dBm
  • Receive 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 9.68mm
  • Weight: 56g

Package Contents:

  • 1x Heltec Mesh Node T114 Rev.2 LoRa 863-870MHz with display and GPS
  • 1x LoRa Antenna
  • 2x SH1.25 Battery / Solar connector cables
  • 2x 2.54mm pin headers 1x13 Pin
  • 1x L76K GNSS Module
  • 1x protective case with external LoRa antenna


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Heltec Mesh Node T114 Rev.2 LoRa 863-870MHz with Display and GPS

  • Brand: Heltec
  • Product Code: 424386
  • Availability: In Stock
  • CHF49.90

  • Ex Tax: CHF46.16

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Tags: LoRa, Bluetooth, Mesh, IoT, Heltec, SX1262, nRF52840, GPS, Tracking, Meshtastic, Solar, Sensor, Gateway, LoRaWAN, Radio Network