Intermatic T101R 24-Hour Mechanical Timer Switch - 120V SPST, Type 3R Indoor/Outdoor Metal Enclosure, Heavy Duty, Manual Override, 40 Amp - Ideal for Lights, Pumps, Fans, and HVAC Systems

Product Description Designed for industrial, commercial and residential applications. Highest HP ratings in the industry for loads up to 40 amps, providing direct 24 hour control of most loads. Provides 1 to 12 "On/Off" operations each day with minimum On/Off times of 1 hour. All models equipped with one "On" and one "Off" tripper. From the Manufacturer Designed for industrial, commercial and residential applications. Highest HP ratings in the industry for loads up to 40 amps, providing direct 24 hour control of most loads. Provides 1 to 12 "On/Off" operations each day with minimum On/Off times of 1 hour. All models equipped with one "On" and one "Off" tripper.

• SINGLE POLE, SINGLE THROW (SPST) – Built to control heavy-duty 40 Amp loads at 120V, including resistive, inductive, tungsten, and motor loads up to 2 HP—ideal for home, commercial, and industrial applications.
• 24-HOUR MECHANICAL SCHEDULING – Provides consistent analog-based 24-hour control with up to 12 programmable ON/OFF operations per day; perfect for daily automation of lighting, appliances, pumps, and HVAC systems.
• DURABLE INDOOR/OUTDOOR ENCLOSURE – Durable Type 3R gray metal enclosure protects against weather and dust, making this time switch suitable for garages, barns, outdoor walls, utility sheds, and mechanical rooms.
• PROGRAMMABLE WITH INCLUDED TRIPPERS – Ships with one ON and one OFF tripper to get started immediately; expandable to 12 cycles/day with 1-hour minimum intervals—fully mechanical for reliable, battery-free operation.
• VERSATILE APPLICATIONS & CERTIFIED SAFE – Compatible with LED and HID lighting systems, and approved for use in green energy setups; UL and CSA listed with manual override for convenience and emergency access.