Commercial Specification Grade. 4-way long-life toggle switch with captive mounting screws for fast installation. Large-head terminal screws backed out and staked for fast side wiring of up to No. 10 copper wire. Heavy-gauge rust-resistant steel mounting strap, break-off plaster ears for best alignment. Large silver-cadmium oxide contacts insure long life. 15A/120/277V; 1/2HP at 120V, 2HP at 240V. Limited 10-year warranty. UL (Underwriter's Laboratories) listed. CSA (Canadian Standards Association) approved.