Relay Board
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- Boards, Modules and Accessories, Sensors And Modules
5V 2-Channel Arduino Relay Module Board
– Dual-channel relay board to control two independent high-power circuits
– Compatible with Arduino, Raspberry Pi, ESP32 and most microcontrollers
– Switches typical loads up to 10A (250VAC / 30VDC) per channel
– Onboard LEDs and screw terminals for secure wiring and status feedback
– Selectable low-level or high-level trigger with opto-isolation jumper for safer interfacing
– Compact PCB footprint ideal for home automation, robotics, IoT, and industrial projectsSKU: n/a - Boards, Modules and Accessories, Sensors And Modules
5V 4-Channel Arduino Relay Module Board
- Control up to 4 devices independently with four relay channels.
- Supports 250V AC/10A or 30V DC/10A per channel for high-power loads.
- Optocoupler isolation protects your microcontroller from high-voltage circuits.
- LED indicators provide clear visual status for each relay channel.
- Standard 5V TTL inputs — compatible with Arduino, Raspberry Pi and most MCUs.
- Screw terminals and mounting holes for secure wiring and easy installation.
SKU: n/a
