1257-SP, Straight Blade Power Receptacle

1257-SP, Straight Blade Power Receptacle – Electrical Receptacle The 1257-SP Straight Blade Power Receptacle by Cooper Wiring Devices is designed for reliable power distribution in residential and commercial electrical systems. It is suitable for use with dryers and other heavy-duty appliances requiring a 30 amp, 125/250 Volt AC supply. This receptacle is ideal for electrical distributors and switchgear suppliers seeking a durable, UL listed, and CSA certified component for wire and cable connections with grounding safety. Specifications Manufacturer: Cooper Wiring Devices Catalog Number: 1257-SP Voltage Rating: 125/250 Volt AC Current Rating: 30 amperes Number of Poles: 3 Number of Wires: 4 Grounding: Grounding type Material: Glass Filled Nylon with Heavy Gauge Galvanized Steel Mounting Strap Mounting Type: Flush Color: Black Wire Size Compatibility: 12 to 4 AWG (Copper/Aluminum) Connection Type: Screw Torque Rating: 25 inch-pound Dimensions (W x D x H): 2.87 in x 1.38 in x 3.37 in Weight: 0.3540 lb NEMA Configuration: 14-30R Wiring Method: Back wiring Approvals: UL 498 Listed, CSA C22.2 Certified, NOM 426, RoHS Compliant Features Flush mounting for a clean installation Durable glass filled nylon construction with galvanized steel strap for enhanced mechanical strength Back wiring method facilitates secure and efficient wire connections Compatible with matching plug S21 for seamless integration Certified to meet North American safety and performance standards Designed for use in power applications such as dryers requiring three-pole, four-wire grounding receptacles Downloads & Links Specification/Technical