ESUMIC 25Amp SSR-25DA Solid State Relays for Temperature Controller The Single Phase Solid State Relay is designed in accordance with IEC Standard A good companion for Digital Temperature controller Ideal for controlling high power AC device Color: Grey Input Voltage: 3V-32V DC, Load Voltage: 24V-380V AC, Control Voltage: 80-250V AC, Control Current: AC 12mA