Woods 59104 Indoor 24-Hour DPST Mechanical Time Switch with Metal Box, 208/277-Volt, 40-Amp. Ideal for water heaters, spas, pools & fountains, commercial lighting & signs, heating & air conditioning and other heavy-duty applications. Mounted in Metal Indoor Enclosure. Rated for up to 5HP (28FLA), 208-277-volts/60Hz, DPST, 40A general use, 40A Tungsten, 20A Ballast, 1000 VA pilot duty. Includes 1/2 & 3/4-Inch knockouts. Industrial-grade lockable metal box. Manual override switch, never lose pins. Up to 24 on/off repeat settings per day, saves on energy costs. CSA Listed in Canada and US. The Woods (R) brand is a registered trademark of Coleman Cable Inc.