Overview Product Description 4 point 10-28 VDC (sink/source) Inputs; 4 point Relay Outputs Screw-down I/O, 5-180 VDC Max or 20-132 VAC; 4 Relays with Electrostatic Field Protection, Normally open (NO) contacts, 1.0 Amp Max Carry current per output. Product Videos Custom Field Product Reviews