Features: This solid state is composed of engineering plastic case, base heat radiator, circuit board, thyristor and optoelectronics. Widely used in computer peripheral interface device, CNC machinery, industrial automation device, traffic light and more. High quality solid state relay, explosion-proof, anti-moisture and anti-corrosion. No switching spark, high switching speed. Stable performance, long service life. Specification: Model: TSR-40AA-H Control type: AC to AC Rated current: 40A Control voltage: 90-250VAC Load voltage: 24-480VAC Control current: 10mA Withstand voltage: 2000VAC On-state voltage drop: 1.5V Off-state leakage current: 5mA On time: 10ms Ambient temperature: -30C~70C Package Weight: Approx. 328g/11.6oz Package list: 1 * Solid State Relay