Heltec V4 ESP32 LoRa Development Board Without OLED ESP32-S3 27dBm High Power SX1262 Chip for Meshtastic Devices Arduino LoRaWAN WiFi IoT Wireless Communication Pre-soldered Headers with GPS
Product details
| Management number | 209074306 | Release Date | 2026/03/29 | List Price | $14.24 | Model Number | 209074306 | ||
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- V4 Upgraded ESP32-S3 LoRa SX1262: This Heltec V4 Development Board features the latest ESP32-S3R2 chip with 2MB PSRAM and 16MB Flash, delivering superior processing for complex IoT applications and Meshtastic projects.This major upgrade from Heltec V4 models provides enhanced performance for Meshtastic devices and LoRa development boards—now in a more compact and cost-effective ESP32 LoRa development board without the integrated display. This version is the one with pin headers soldered and GPS.
- High Power 27dBm Long-Range LoRa Radio Communication: The ESP32 LoRa Development Board experience exceptional wireless range with 27dBm transmission power and -137dBm sensitivity. Perfect for building reliable Meshtastic nodes, expansive LoRa radio networks, smart home IoT devices, and industrial applications.This powerful LoRa module provides greater communication distance across large properties and urban environments, making it an ideal LoRa Meshtastic solution.
- Compact & Cost-Effective LoRa Meshtastic Solution: This Meshtastic device version removes the OLED display to offer a more compact form factor and better value, ideal for projects where a physical display is not required or for users who prefer custom external interfaces. The board still features a protective casing with FPC antenna for stable Wi-Fi/Bluetooth and an external antenna for enhanced LoRa performance, providing a flexible Meshtastic development board ready for deployment.
- Advanced Power Management with Solar & GPS Connectivity: This LoRa module designed for outdoor use with optimized battery management and ultra-low 20μA sleep current—achieving even better power efficiency without the display. Includes solar panel interface for building Meshtastic solar nodes and GNSS port for Meshtastic GPS applications. The Type-C interface with voltage regulation ensures reliable operation for asset tracking and remote monitoring projects.
- Fully Compatible ESP32 LoRa Development Board: Maintains complete pin compatibility with Heltec LoRa 32 V3 for seamless project migration, offering a perfect LoRa development board alternative for Heltec V3 users. Ready for Arduino and PlatformIO development, this versatile board supports LoRaWAN, Wi-Fi, and Bluetooth protocols for smart agriculture, industrial IoT, and wireless security systems—delivering all the core functionality of the ESP32 Lora V3 in a display-free format.
| Brand | Heltec Automation |
|---|---|
| Model Name | Heltec V4 |
| Item Weight | 35 Grams |
| Manufacturer | Heltec Automation |
| Model Number | Pre-soldered Headers with GPS |
| BuiltIn Media | Lora32 V4 and Optional accessories |
| Processor Brand | Espressif |
| Processor Count | 1 |
| Total Usb Ports | 1 |
| Operating System | Linux |
| Compatible Devices | Arduino |
| Warranty Description | no warranty |
| Wireless Compability | 802.11bgn |
| RAM Memory Technology | PSRAM |
| Connectivity Technology | Wi-Fi |
| Memory Storage Capacity | 384 KB |
| Item Dimensions L x W x H | 2.04"L x 0.42"W x 1"H |
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