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  • Intermatic Heavy Duty Timer
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Intermatic Heavy Duty Timer

4.3 out of 5 stars 1,869 ratings
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Colour Grey
Brand Intermatic
Material Metal
Product Dimensions 13.7D x 20.6W x 8.4H Centimetres
Number of settings 12
UPC 783324975789 735090346355 078275000018
Global Trade Identification Number 00078275000018
Manufacturer Intermatic

About this item

  • Industrial, commercial and residential applications
  • Highest HP ratings in the industry up to 40 amps
  • Direct 24 hour control
  • Provides 1 to 12 On/Off operations
  • Equipped with one "On" and one "Off" tripper

Frequently bought together

Intermatic Heavy Duty Timer
This item: Intermatic Heavy Duty Timer
$72.50
FREE Delivery
In Stock
Sold by JD's Electrical Supplies and ships from 鶹 Fulfillment.
+
Intermatic TMHDTRIP 156T1978A 2 On and 2 Off Metal Trippers
$19.99
Get it by Monday, Jul 28
In Stock
Sold by BLUE HUB and ships from 鶹 Fulfillment.
Total price:$00
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From the manufacturer

timer, time switch, mechanical timer, mechanical time switch, intermatic, yellow dial, lighting
timer, time switch, mechanical timer, intermatic, mechanical time switch, yellow dial, lighting

T103

intermatic, timer, time switch, mechanical timer, mechanical time switch, yellow dial, lighting
Specifications
  • Indoor Type 1 Metal Enclosure
  • cULus Certified
  • cCSAus Certified
  • LED Certified

A Legacy of Quality

T100 Series Mechanical Time Switches

The T100 Series Mechanical Time Switch has proven it can stand the test of time. These dependable time switches can handle electrical loads up to 40 A per pole and allow for up to 12 On/Off operations per day. A manual override switch provides added convenience.

  • Direct 24-hour control of most loads
  • Up to 12 On/Off operations each day with minimum On/Off times of one hour
  • Manual override
  • One On and one Off tripper included
T101
T102
T103
T104
T105
Customer Reviews
4.3 out of 5 stars 1,869
3.9 out of 5 stars 88
4.3 out of 5 stars 955
4.4 out of 5 stars 3,643
4.4 out of 5 stars 54
Input Voltage 120 V 208-277 V 120 V 208-277 V 120 V
Switch Type SPST SPST DPST DPST SPDT

Product information

Technical Details

Manufacturer ‎Intermatic
Part Number ‎GID-601501
Product Dimensions ‎20.57 x 13.72 x 8.38 cm; 1.35 kg
Item model number ‎TMHDT101
Is discontinued by manufacturer ‎No
Size ‎!other
Colour ‎Grey
Finish ‎metal
Material ‎Metal
Shape ‎rectangular
Thickness ‎3 Inches
Power Source ‎ac
Voltage ‎120
Amperage Capacity ‎40 Amps
Item Package Quantity ‎1
Number of Pieces ‎1
Special Features ‎clearly marked non curlinginsulaator, see thru,safe, 1/2" and 3/4" knockouts, easy-to-follow wiring diagrahm, easy to set, heavy duty gear train
Batteries Included? ‎No
Batteries Required? ‎No
Warranty Description ‎1 Year
Item Weight ‎1.35 kg

Additional Information

ASIN B00002N5FN
Customer Reviews
4.3 out of 5 stars 1,869 ratings

4.3 out of 5 stars
鶹 Rank
Date First Available Aug. 3 2011

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Product description

The heavy duty mechanical time switch is designed for industrial, commercial and residential applications. Features a high horsepower rating that is ideal for loads up to 40 amps resistive from 125-volts and direct 24-hour time switch control of most loads. All models are equipped with one "ON" and one "OFF" tripper. The unit contains a 1-circuit standard On/Off Single Pole Single Throw 40 Amps, 4000 watt capacity, 125 volts.

Top Brand: Intermatic

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50K+ customers rate items from this brand highly
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Intermatic Heavy Duty Timer
IntermaticHeavy Duty Timer
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DEWENWILS Pool Pump Timer, Digital Timer Box, 2HP 40A 120-277 VAC, 7-Day 20 ON/Off Programmable Timer Switch for Water Heater, Pool Pump, SPA, Motor, ETL Listed Gray
DewenwilsDEWENWILS Pool Pump Timer, Digital Timer Box, 2HP 40A 120-277 VAC, 7-Day 20 ON/Off Programmable Timer Switch for Water Heater, Pool Pump, SPA, Motor, ETL Listed Gray
DEWENWILS Pool Timer, WiFi Pool Pump Timer, Heavy Duty 40A 120-277 VAC 2HP Wireless Controller Timer for Pool, Water Heater, Works with Alexa, Google Assistant, Smart Life, ETL Listed
DewenwilsDEWENWILS Pool Timer, WiFi Pool Pump Timer, Heavy Duty 40A 120-277 VAC 2HP Wireless Controller Timer for Pool, Water Heater, Works with Alexa, Google Assistant, Smart Life, ETL Listed
Intermatic T101 24-Hour Mechanical Time Switch - Reliable Control for Various Loads, 12 ON/Off Operations - Manual Override & Included Trippers, Designed for Industrial, Commercial, Residential
IntermaticT101 24-Hour Mechanical Time Switch - Reliable Control for Various Loads, 12 ON/Off Operations - Manual Override & Included Trippers, Designed for Industrial, Commercial, Residential
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Price-22%$72.50
List: $92.94		$59.99$81.99-13%$109.03
List: $125.99
Delivery
FREE Delivery
Get it by Monday, Jul 28
Get it by Monday, Jul 28
FREE Delivery
Customer ratings
4.34.3 out of 5 stars1,869
4.44.4 out of 5 stars397
4.44.4 out of 5 stars325
4.44.4 out of 5 stars206
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Customer reviews

4.3 out of 5 stars
1,869 global ratings

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Customers say

Customers like the functionality, quality, and ease of use of the timer. They mention it works like a charm, operates reliably throughout a variety of temperatures, and is perfect for their outside lighting needs.

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FunctionalityQualityEasy to use
25 customers mention "Functionality"25 positive0 negative

Customers like the functionality of the timer. They mention it works like a charm, operates reliably throughout a variety of temperatures, and works perfect for their outside lighting needs. Customers also say it's a simple non-electronic minuteur and easy to install.

"Works but design is noisy as the original ( non-functioning) one it replaced. Doesn't matter in my case since it's inbehind a door." Read more

"Works great and easy to use. We use it schedule the Pool Pump to run when Energy costs are lower. A good heavy duty Timer." Read more

"Great timer - perfect replacement..." Read more

"Looks well built, and operates reliably throughout a variety of temperatures...." Read more

14 customers mention "Quality"13 positive1 negative

Customers are satisfied with the quality of the timer. They mention it's a good product with a proven design without any exotic electronics.

"Nice heavy-duty unit which allows the timer to be directly wired into circuit without using a plug/cord...." Read more

"Works quite well. Nice quality." Read more

"Good product, I recommend it." Read more

"Reliable..." Read more

9 customers mention "Easy to use"9 positive0 negative

Customers find the timer easy to use. They mention it's simple to install and the adjustment is very simple.

"Works as advertised. Easy install for someone handy." Read more

"Works great and easy to use. We use it schedule the Pool Pump to run when Energy costs are lower. A good heavy duty Timer." Read more

"Easy to install and works like a charm for my pond water features." Read more

"Easy to install works good" Read more

New Timer
5 out of 5 stars
New Timer
This was replace timer. All I had to do was shut off the power to it then remove the timer from the metal box and do the same thing on the new one re connect the power and I had a new timer installed and working in about ten minutes.
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Top reviews from Canada

  • Steve
    5.0 out of 5 stars Intermatic timer
    Reviewed in Canada on January 19, 2025
    Verified Purchase
    Looks well built, and operates reliably throughout a variety of temperatures. This replaced another model that wouldn’t turn on outdoor lights when it got cold. Would recommend.
    Helpful
     Report
  • Kevin Coffey
    5.0 out of 5 stars Works as intended
    Reviewed in Canada on May 7, 2025
    Verified Purchase
    Works well to control my driveway lights
    Helpful
     Report
  • 鶹 Customer
    5.0 out of 5 stars Minuterie solide
    Reviewed in Canada on December 3, 2024
    Verified Purchase
    Minuterie simple non électronique, très facile a installer , j en ai installé des centaines ,comme électricien .,,
    alors recommande ,
    One person found this helpful
    Helpful
     Report
  • 鶹 Customer
    4.0 out of 5 stars Très simple à installer
    Reviewed in Canada on August 30, 2024
    Verified Purchase
    Le réglage est très simple et parfait pour faire fonctionner mais lumière extérieure
    Helpful
     Report
  • BA Fierling
    5.0 out of 5 stars Works.
    Reviewed in Canada on July 17, 2025
    Verified Purchase
    Works but design is noisy as the original ( non-functioning) one it replaced. Doesn't matter in my case since it's inbehind a door.
    Helpful
     Report
  • Mark Mallette
    1.0 out of 5 stars Poor product.
    Reviewed in Canada on May 10, 2025
    Verified Purchase
    This product is useless. It does not keep the time. It does not turn on or off automatically. Waste of money.
    Helpful
     Report
  • roch sarrazin
    5.0 out of 5 stars c'est un tres bon produit comme l'original du fabriquant
    Reviewed in Canada on June 23, 2023
    Verified Purchase
    un tres bon produit facile a utiliser tres précit sur le temps
    Helpful
     Report
  • alain
    5.0 out of 5 stars Reliable
    Reviewed in Canada on July 28, 2023
    Verified Purchase
    Works as specs and expected
    Helpful
     Report

Top reviews from other countries

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  • Azael r.
    5.0 out of 5 stars Timer
    Reviewed in Mexico on August 26, 2023
    Verified Purchase
    Muy buen producto , funciona correctamente
    Report
  • ML
    5.0 out of 5 stars Works as advertised at a fair price
    Reviewed in the United States on May 9, 2025
    Verified Purchase
    Easy to install and has performed perfectly
    Report
  • Georgina Medina
    5.0 out of 5 stars Todo bien
    Reviewed in Mexico on March 10, 2023
    Verified Purchase
    Llego todo bien y exacto.
    Report
  • Sandman.bs5277@gmail
    5.0 out of 5 stars pool timer
    Reviewed in the United States on May 16, 2025
    Verified Purchase
    quality product. works great for my pool cuts it on and off at any preset time
    Report
  • DB
    5.0 out of 5 stars Best timer for the price
    Reviewed in the United States on May 25, 2025
    Verified Purchase
    Commercial timer, easy to install, silent working great so far, very affordable price for the quality, perfectly fit on old timer box without new holes
    Report