Collection: Open Source Hardware
Shop Relay Modules and Sensors in SainSmart.
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8-channel 12V USB Relay Module
USACanadaEuropeUKAustraliaCouldn't load pickup availability
Regular price $29.99-Liquid error (snippets/price line 80): divided by 0 Regular price -
4-channel 5V USB Relay Module
USAEUCouldn't load pickup availability
Regular price $14.99-25% Regular price$19.99Sale price $14.99Sale