Our company could supply you the best price in the country of Solid state relays. Product Name: Solid State Relay Size: 62.0L X 45.0W X23.5H Model Number: SSR-40 DA, SSR-25 DA, SSR-10DA SSR-50DA SSR-60DA SSR-75DA SSR-90DA Place of Origin: China Load voltage: 24-380V AC, 42-480V AC, 90-480V AC Max. Load current: 10A, 25A, 40A 50A 60A 75A 90A Isolation belt in and out: 2500V AC 1min Isolation to case: 2500V AC 1min Control voltage: 3-32V DC Control current: 3-25mA Trigger method: Zero cross trigger Turn-no voltage: Less than 1.5 V AC Off-state leakage: Less than 2mA No or off time: Less than10ms Frequency range: 47/63Hz Status indicator: 1 LED