Switches and Lighting Controls, Industrial Grade, Toggle Switches, General Purpose AC, Momentary Single Pole Double Throw Center Off, 20A 120/277V AC, Terminal Screws, Brown Toggle

Switches and Lighting Controls, Industrial Grade Toggle Switches – Heavy Duty Electrical Switch This industrial-grade toggle switch is designed for general purpose AC applications, providing reliable momentary single pole double throw (SPDT) switching with a center off position. Suitable for electrical distributors and lighting solutions requiring durable wire and cable control, this switch supports 20 amperes at 120/277V AC and features back and side wired connections. It is ideal for use in indoor dry environments when protected as needed, and is compatible with standard screw mounting installations. Specifications Application: Back and Side Wired Current: 20 amperes Amperage Rating: 20 A Voltage Rating: 120/277V AC Contact Configuration: Momentary Number of Poles: Single Pole Action: SPDT (Single Pole Double Throw) Mounting: Screw Mount Width: 1.9 in Operating Cycles: 50,000 Cycles Environmental Conditions: Indoor Dry unless protected by additional means Contact Rating: Per UL 20 Material - Top: Thermoset Material - Base: Thermoset, Red Toggle Material: Nylon (Abuse resistant) Contacts: Silver Alloy Terminal Screws: Brass (Large binding head screws with deep slots) Ground Screw: Brass (Green) Dielectric Voltage Withstand: 1500V AC minimum for 1 minute Max Continuous Current: 20A Max Working Voltage: 277V AC Overload: Minimum 4.8 times rated current for 100 cycles Temperature Rise: 30°C maximum at rated current Terminal Accommodations: #14 AWG min. - #10 AWG max., solid and stranded copper wire only Flammability Rating: UL 94V-2 Operating Temperature Range: -40°C to 75°C continuous Country of Origin: China Manufacturer: Hubbell Wiring Device-Kellems Manufacturer Part Number: HBL1557 Features Momentary contact switch with center off position for precise control Back and side wired terminals for flexible installation Abuse resistant nylon toggle for durability in industrial environments Large brass binding head screws with deep slots for secure wiring Strip gauge on switch body for accurate wire stripping and installation UL Listed and CSA Certified for safety compliance Designed for heavy duty industrial applications with 50,000 operating cycles Downloads & Links Spec Sheet Installation Manuals Asset Reference Warranty Document Asset Reference Catalog Page Asset Reference Sales Drawing Asset Reference Catalog Full Asset Reference HBL1557 AutoCAD Drawing