Compact design to avoid the contactor from dust and other factors,safe and stable.Equipped with terminal screws, including lugs, covers and quick-connect spade-shaped terminals, the coil is insulated and there is no exposed tape wrap.Specification:Voltage: 24 VACAmperage (FLA): 40 AResistive (RES): 50 AAC frequency: 50/ 60 HzPoles: 2 (double)Wide range of applications:Applied to HVAC, elevators, pools, food processing, pumps, lighting, hoists and cranes, battery chargers, printing presses, vending machines, and agriculture.120 VAC, 50/ 60 Hz, amperage (FLA): 30 A, resistive (RES): 40 A, compatible devices up to 600 VACCompatibility Mars 17421 Siemens 45gg20aj cutler-hammer C25BNB240T Hartland controls HCCY2XQ04GG303