Hubbell Wiring HBL1557LG

Wiring Device-Kellems HBL Locking Switch, Standard Double Throw Extra Heavy Duty General Purpose, 120 to 277 VAC, 20 A, 5540 W Power, Momentary Contact Configuration, 1 Pole, Inductive/Resistive, Non-Cylindrical Lock, Double Ended Key Actuator, Screw Terminal Connection, Composite, Gray, Environmental Conditions: -40 to 75 deg C, 4.06 x 1.31 x 1.89 in