4 Channel 5V Relay Module for Electronics & Automation
The 4 Channel Relay Module (4CH) is a reliable multi-channel switching board designed to control up to four AC or DC devices using low-voltage microcontrollers. It is widely used with Arduino, ESP8266, ESP32, Raspberry Pi, and other development boards.
The module includes four high-quality relays, driver circuits, LED status indicators, and screw terminals for convenient and secure wiring. It allows microcontrollers to safely control high-power appliances, making it perfect for home automation, robotics, and industrial control applications.
Features
- 4 independent relay channels
- Operates on 5V DC power supply
- Compatible with Arduino, ESP32, ESP8266 & Raspberry Pi
- Controls multiple AC and DC loads
- LED indicators for power and relay status
- Transistor driver circuit for reliable switching
- Screw terminals for easy connections
- Compact PCB design with mounting holes
- Optocoupler isolation available on selected models
Applications
- Smart home automation
- IoT-based switching systems
- Lighting and appliance control
- Motor and pump switching
- Robotics projects
- Industrial automation
- Security and alarm systems
- Remote control applications
Specifications
| Parameter | Details |
|---|---|
| Product Type | 4 Channel Relay Module |
| Operating Voltage | 5V DC |
| Number of Channels | 4 |
| Relay Type | SPDT Electromagnetic Relay |
| Control Interface | IN1, IN2, IN3, IN4 |
| Switching Capacity | Up to 10A 250VAC / 10A 30VDC (Relay Rating) |
| Logic Interface | TTL Digital Signal |
| Indicators | Power LED & Channel Status LEDs |
| Connection Type | Screw Terminal |
| Mounting | PCB Mount |
Package Includes
- 1 × 4 Channel 5V Relay Module
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