5VDC RELAY MODULE W/ OPTOISOLATION & HI/LOW JUMPER

CAT# RLM-21
$4.75 each
Quantity:  
 
Similar to our relay module, RLM-1, this 5Vdc 10A opto-isolated relay module can be triggered by high or low signal by changing jumper position. Onboard LEDs indicate power and switching status. Screw clamp terminals for input and output. 50 x 26 x 17mm.
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