Raspberry Pi Relay Board Power Relay Expansion Module for RPi A+/B+/2B/3B/3B+

SKU: 1940999

20.52 20.52 Piece 20.52 USD

¥ 150.00

Option not available

This combination does not exist.

Add to Cart


  • Supports Raspberry Pi A+/B+/2B/3B/3B+

  • High quality relays, loads up to 250VAC/5A, 30VDC/5A

  • Photo coupling isolation, prevent interference from high voltage circuit

  • Onboard LEDs for indicating relays status

  • Relay control jumper, allows to control the relays by custom pins other than the default pins

  • Comes with development resources, including examples in wiringPi, WebioPi, shell, python, and bcm2835

What's on the RPi Relay Board

  • Raspberry Pi Expansion Board on board resource

  • Raspberry Pi GPIO interface: for connecting Raspberry Pi

  • Relay screw terminal: for connecting target devices

  • Relays

  • Photocoupler: PC817

  • Relay indicator

  • LED on: relay NC is opened, NO is closed

  • LED off: relay NC is closed, NO is opened

  • Power indicator

  • Relay control jumper

  • short the jumper: control the relays by default I/Os used in the example code

  • open the jumper: control the relays by custom I/Os through jumper wires