Greegoo's Solid state relay/relais/Role/switch/modules covering panel, Din rail and PCB mount type of solid state relays, control relays, power moudules and SSR relays assemblies. Zero cross switching type for resistive loads or random-fire for inductive loads. Greegoo's SSR are good replacement of omron, celduc, fotek or crydom etc solid state relays ssr.