Littelfuse SIR2A20A4 is a 20A output load rating relay with 0.25 in. male quick connect terminals. It has a ±20% input tolerance and is suitable for use in 95% non-condensing humidity. With a power consumption of ≤0.5W, it offers reliable performance. It has a dielectric breakdown of ≥2000 terminals and a minimum output load current of ≅50A. The input type is an optical isolation LED/photo transistor. Its output voltage is 120V, with a voltage drop of ≅2.0V at rated current. The open state leakage current is ≅6A.