Image is Representational - See Manufacturer Specs | Solid State Relay - 3-15 VDC Control - 5 A Max Load - 12-280 VAC Operating - Zero Voltage - PCB Mounting. The CX240D5 solid state relay has SCR output for heavy industrial loads. Dimensions of this relay are: 1.70 (43.1mm) x 1 (25.4mm) x 0.30 (7.6mm).