Carlo Gavazzi RGC1A23D42KGE 1-Phase Solid State Contactors 1-pole DIN-rail mount SSR, E-layout, Zero-cross switching, Operating voltage (Ue): 24 - 264 Vac (800 Vp), Rated current (Ie): 43 Aac, Control voltage (Uc): 3 - 32 Vdc, Built-in overvoltage protection, High I2t