Series Description:Crydom offers a variety of its world class standard off-the-shelf single, dual and three phase Solid State Relays mounted on the Crydom HS series Heat Sinks. Our expertise in both SSR design and thermal management enables us to offer optimized pre- assembled solutions for SSR applications from 5 to 100+ Amps. Each Assembly is ready-to-use thus reducing procurement activities, secondary machining, and assembly labor.