Product Overview
SmartElex 12V 10A Single Channel Automotive Relay Module
The SmartElex 12V Relay Module is a compact and reliable 12V relay module designed to safely control high-power electrical loads using low-voltage signals from microcontrollers. It helps users switch devices like motors, lights, pumps, and automotive accessories without directly handling high current, making projects safer and easier to manage. This Single Channel Relay Module is well suited for students, makers, educators, engineers, and startups working on electronics, robotics, or automation projects where dependable load control is required.
Built for real-world applications, this relay module integrates smoothly with popular development platforms such as Arduino, Raspberry Pi, and ESP32, making it ideal for robotics control systems, IoT automation, smart vehicles, and DIY prototyping. Its automotive-grade design ensures stable performance in demanding environments, while the simple input interface allows quick integration into new or existing projects. Whether you are building a prototype, an automation solution, or an educational demo, this module offers dependable switching and easy integration for everyday electronics applications.
Note: Refer to datasheet in the ATTACHMENTS section for more info. regd. the product.
Features:
Supports safe switching of 12V DC loads in high-power applications
Uses an automotive-grade relay for reliable and long-lasting operation
Compact and durable design suitable for space-constrained setups
Easy to interface with Arduino, Raspberry Pi, ESP32, and other controllers
Low-power trigger allows efficient control using logic signals or switches
Suitable for automotive systems, robotics, DIY electronics, and automation projects
Technical Specifications
| Item Type | HAT |
|---|---|
| Model | LoRa HAT |
| Compatibility | Arduino, Raspberry Pi, STM32 |
| HAT Type | LoRa HAT |
| Buffer | 1000 Bytes |
| Operating Voltage (VDC) | 5 V |
| Receiver Type | LoRa Modulation Receiver |
| Transmit Current (mA) | 100 |
| Receive Current (mA) | 11 |
| Sleep Current (µA) | 2 |
| Transmit Power (dBm) | 22 |
| Transmit Length | 240 Bytes |
| Chipset | Semtech SX1268 LoRa transceiver (E22-400T22S) |
| Working Frequency Band | 410.125–493.125MHz, 850.125–930.125MHz |
| Receive Sensitivity | -147dBm @ 0.3Kbps (On air) |
| Interface | UART |
| Measurement Range | Up to 5 KM |
| Operating Temperature (°C) | -40 ~ 85 |
| Length (mm) | 65 |
| Width (mm) | 30 |
| Height (mm) | 23 |
| Weight (g) | 18 |
Use Cases
- Enables long-range wireless communication for IoT projects
- Works reliably with low power consumption
- Easy to connect using UART interface
- Compatible with Arduino, Raspberry Pi, and STM32