Solid State Relays: Type - Solid State Relay; Voltage Rating - Control - 15V DC; Voltage Rating - Load - 280V AC; Current Rating - Load - 25A; Switching Function - Zero Cross; Contact Form - SPST-NO; Mounting - Panel Mount; Terminals - Screw; Voltage Range - Control - 3.5-15V DC; Voltage Range - Load - 48-280V AC; Current Range - Load - 0.04-25A; Transient Overvoltage Max. - 600V; Dielectric Strength - 4000V AC; Temperature Rating - -30 to 80 deg C -22 to 176 deg F; Dimensions - nominal - 2.30x1.80x0.87 in 58.4x45.7x22.2mm; Additional Information - External Time Adjustment, Function: On-Delay; Manufacturer Series - DLD Series