4pcs Relay Module 24V Relay Board 2 Channel with Optocoupler Support High or Low Level Trigger
Connector Type Through Hole Contact Material Nickel Contact Type Normally Open, Normal..
$8.99
Relay Board, Relay Module 4 Channel 1 SPDT DIN Rail Mount 24V DC/AC, Interface Board(FY-T734C-D24)
Connector Type Through Hole" Or "Surface Mount Contact Type Spdt Current Rating 10 Amp..
$20.99
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