Project 12v 4 Relay Board Module 4 channels Arduino Raspberry Pi - UK Stock

12 Volt relay interface board. Four (4) on-board relay modules. 4 Channel Relay Module. 12 volt Relay Board. maximum relay switch: 30v DC or 250v AC (UK Mains). maximum relay switch current: 10amp. Opto-isolator input: between 1.5v and 12v.

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