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4 Channel Relay Module For micro:bit®

4 Channel Relay Module For micro:bit®

Pimoroni

£12.5

Price read from Pimoroni on 2026-10-22. Check before buying.

This 4-channel relay interface board can control various appliances and other equipments with high current. It can be controlled directly by a micro:bit® Features BBC micro:bit® interface connector indicator LEDs for relay output status 3.3 V regulator on board Specifications control input current (P3, P4, P6, P7): max. 5 mA control input voltage: 3.3 - 5 VDC relay output: 24 VDC 3 A (non-inductive) dimensions: 57 x 80 mm operating voltage: 5 VDC contacts: NO / NC Manual User manual Firmware Files for download

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The part other shops don't tell you. Three separate questions, kept separate on purpose, each with its source.