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Intermatic

Intermatic T105 electromechanical timer 24 hr gray metal contactor

SKU CH-QGM4-1VQ62

Electromechanical timer switches 40 A loads on a 24-hour dial with up to 12 on/off cycles and a manual override

  • 24-hour electromechanical timer automates daily equipment cycles
  • SPDT-NO/NC contact rated 40 A at 120 V AC handles heavy loads
  • Steel NEMA 1 enclosure protects mechanism from dust and debris
  • Manual override lets you bypass schedule without removing trippers
  • Wide -40 °F to 130 °F operating range suits indoor and outdoor installations

24-hour electromechanical timer

The Intermatic T105 is a 24-hour electromechanical timer built for 120 V AC circuits. It uses a single-pole SPDT contact rated at 40 A and 2 hp at 120 V. The steel enclosure carries a NEMA 1 rating and a gray finish for indoor surface mounting.

12 on/off cycles with 1 to 23-hour settings

The dial allows a minimum on or off period of 1 hour and a maximum of 23 hours. Two trippers are included so you can set up to 12 switching operations per day. The mechanism runs out of flexibility when a schedule needs intervals shorter than one hour or more than 12 daily transitions.

Steel NEMA 1 enclosure with manual override

The gray steel case measures 5 1/2 inches wide, 3 1/2 inches deep and 8 19/32 inches high. A manual override lever lets you bypass the program without removing trippers. The operating range spans -40 to 130 degrees Fahrenheit, so the timer suits unheated garages or workshops but is not rated for outdoor weather exposure.

Highlights

  • 24-hour electromechanical timer automates daily equipment cycles
  • SPDT-NO/NC contact rated 40 A at 120 V AC handles heavy loads
  • Steel NEMA 1 enclosure protects mechanism from dust and debris
  • Manual override lets you bypass schedule without removing trippers
  • Wide -40 °F to 130 °F operating range suits indoor and outdoor installations

Specifications

BrandINTERMATIC

Questions about this item

Will the 120V AC 40 A contactor switch my existing 2 hp 120V motor without an extra relay?

Yes, the SPDT-NO/NC contact is rated 40 A and 2 hp at 120V AC, so it can directly control a 2 hp motor on the same voltage.

How do I verify the timer is cycling correctly after wiring it?

Turn the manual override lever to ON and confirm the load runs, then set two trippers for a short on/off cycle and watch the load switch at the programmed times.

Does the steel NEMA 1 enclosure include the two trippers, and do I need to buy more for extra on/off cycles?

The box ships with two trippers included; each additional on/off cycle requires an extra tripper (Mfr. No. 156T1978A), up to a maximum of 12 cycles per day.

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