Solid State Relays: Type - Solid State Relay; Voltage Rating - Control - 90V AC; Voltage Rating - Load - 660V AC; Current Rating - Load - 150A; Switching Function - Zero Cross; Mounting - Panel Mount; Terminals - Screw; Switching Method - SCR; Voltage Range - Control - 90-140V AC; Voltage Range - Load - 24-280V AC; Current Range - Load - 0-150A; Transient Overvoltage Max. - 600V; Dielectric Strength - 4000V AC; Temperature Rating - -30 to 80 deg C -22 to 176 deg F; Dimensions - nominal - 1.66x4.00x1.29 in 42.2x101.5x32.9mm; Additional Information - Hockey Puck Style; Manufacturer Series - PRG Series