Tork 1103 DPST Mechanical time switch. Lighting-- Pumps--Signs--Air Conditioning--Water Heating--Fans. DPST 40A 2HP 120V 60HZ. General Purpose (NEMA 1). Drawn steel, beige enamel, with combination 1/2 and 3/4 K.O.ís on sides, bottom and back. Lockable hasp. Cover is removable and movement releases from case at finger touch for easy installation. Back has keyhole as well as matching screw holes for quick mounting over single gang box.