Struthers-Dunn Relay, 24Vdc, 40A, Dpdt, Din Rail; Contact Configuration Struthers-Dunn 450XBX4090-24VDC

The 450 series is a heavy duty power relay with a DPDT (2 Form C) contact configuration, rated for 40 A at 277 VAC and 28 VDC, and features a 24 VDC coil. It supports DIN rail and panel mounting, has a Class F (155°C) insulation system, and offers an optional auxiliary switch (code 90). The relay has a mechanical life of 10,000,000 cycles and an electrical life of 100,000 cycles. It includes silver tin oxide contacts, an operate time of 20 ms, and a release time of 15 ms. The part is UL 508 and UL 60947-1 qualified and weighs between 227 and 311 g.