Intermatic T103 24-Hour Mechanical Timer Switch - 120V DPST, Indoor Metal Enclosure, Heavy-Duty Programmable Time Switch - 40A Load Control for Pumps, Lighting, HVAC, and Fans

DOUBLE POLE, SINGLE THROW (DPST) – Built for heavy-duty use, this time switch controls both lines of a 120V circuit with support for 40A resistive, inductive, and motor loads—ideal for pumps, HVAC units, and more.

24-HOUR MECHANICAL SCHEDULING – Automate daily power cycles with up to 12 programmable ON/OFF events every 24 hours; analog control is ideal for lights, water features, fans, and industrial applications.

HEAVY-DUTY INDOOR METAL HOUSING – Built with an industrial-grade, Type 1 rated steel enclosure designed to mount securely in utility rooms, garages, and equipment closets for safe, long-term use.

INCLUDES PROGRAMMABLE TRIPPERS – Ships with one ON and one OFF tripper for quick setup; expandable to 12 cycles/day with a minimum 1-hour interval between scheduled events.

HIGH-LOAD CAPACITY & CERTIFIED SAFE – Rated for up to 2 HP motors and compatible with LED, HID, resistive, and ballast loads; UL and CSA listed for use in residential, commercial, and energy-efficient systems.