The 77.55.8.230.8250 is a dependable solid state relay from Finder, part of the 77 series. Rated for a maximum load of 50000 mA at 280 VAC with Zero-Cross switching, controlled by 230 VAC to 230 VAC input. This Heatsink relay uses Zero-Cross output, providing millions of silent, maintenance-free switching cycles for heaters, motors, and process control loads.