Struthers-Dunn Relay, 12Vdc, 40A, Spdt, Din Rail; Contact Configuration Struthers-Dunn 450XAX40-12VDC

The 450 Series heavy duty power relay is a SPDT (1 Form C) device with a 40A contact rating, designed for DIN rail and panel mounting. It features a 12VDC coil with a nominal resistance of 70Ω, an operate time of 20ms, and a release time of 15ms. The relay has a Class F (155°C) insulation system, mechanical life of 10,000,000 cycles, and electrical life of 100,000 cycles. It is certified UL/CUL Listed and Recognized, with contact material of AgSnO2. The maximum AC rating is 40A at 277VAC and 40A at 28VDC.