Carlo Gavazzi RM1A48A25 SSR 1-pole panel mount SSR, Zero-cross switching, Operating voltage (Ue): 42 - 530 Vac (1200 Vp), Rated current (Ie): 25 Aac, Control voltage (Uc): 20 - 280 Vac / 22 - 48 Vdc, Built-in overvoltage protection