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Relay Module Relay Optocoupler Isolation 12v 30a 2-channel 12v 30a Relay Optocoupler 12v 30a Relay Buzhi 2-channel Relay Zitainn Rookin Havou
2-Channel DC 12V 30A Relay Board Module Optocoupler Isolation High/Low Trigger With indicator and working indicator. 5V 12V 24V are available. To ensure stability uses industrial grade PCB board and 9.5mm barrier terminals. Using optocoupler...
$12.29 $11.48 Free Delivery