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Active low relay board with 5V, 12V or 24V relays capable of being switched on-off by an opto-isolated digital input. Each relay features an LED indicator. 1, 2, 4 or 8 Channels. Maximum switching current: 10A.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.