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"controllers"
5V USB Relay with Optocoupler Isolation Industrial Grade Support UART Serial Port Signal Control NO/COM/NC Load 2 Channel Relay
Limited time offer, ends 11/10
$53.39
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TRA23D25K 25A Mini DC to AC Solid State Relay Module, 3V-24VDC Input, 24-280VAC Output, Universal for Industrial Automation & Smart Control Systems
Limited time offer, ends 11/01
$38.99
Free Shipping
5PCS SIP-1A05 Reed Switch Relay 5V SIP-1A05 Reed Relay Switch 4 Pins DC Resistance 450~550ohm Normally Open 1A Relay Module
Limited time offer, ends 11/01
$12.99
Free Shipping
