Intermatic - T1975ER - 24-Hour Mechanical Time Switch with Skip-a-Day

IntermaticSKU: T1975ER

Sale price $423.30
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Install Manual

Intermatic T1975ER 24-Hour Mechanical Time Switch with Skip-a-Day, 480 VAC, 60Hz, SPDT, Outdoor Metal Enclosure, 15 Minute Interval

This series of mechanical time switches offers more flexible scheduling capabilities by offering 15-minute intervals. These units also come with trippers that slide in or out easily for fast and accurate settings. All units can control up to 20 A of electrical load and have a single pole, double throw switch.


  • Provides up to 96 operations (48 ON/48 OFF) every 24 hours
  • Models with skipper wheel allow for operations to be omitted on selected days of the week
  • 15-minute intervals
  • Captive trippers slide in and out of dial for fast, accurate setting


  • Indoor Lighting Control
  • Outdoor Lighting Control
  • Timing/Scheduling ON/OFF


Input Voltage Range(s) 480 VAC, 60 Hz Maximum ON/OFF Operations 48
Number Of Circuits 1 Operation Mode 24 hour
Resistive 20 A, 125 VAC, 60 Hz, 20 A, 208 VAC, 60 Hz, 20 A, 240 VAC, 60 Hz, 20 A, 277 VAC, 60 Hz, 20 A, 480 VAC, 60 Hz Switch Type SPDT
Enclosure Type Outdoor type 3R metal Minimum ON/OFF Times 15 min
Maximum Power Consumption (W) 3 W Wiring Option Terminals
Resistive Load Ratings Ranges 20 A, 125-480 VAC, 60 Hz Warranty Period 1-Year limited
Has Manual Override Yes Motor (Three-Phase) 1/2 HP, 125 VAC, 60 Hz, 1 HP, 250 VAC, 60 Hz
Number of Trippers Included 96 Skipper Wheel 24 hour
Wire Size Max #12 AWG Wire Size Min #14 AWG
Operating Temperature Max (°C) 54 Operating Temperature Max (°F) 130
Operating Temperature Min (°C) -40 Operating Temperature Min (°F) -40
Product Depth (in) 3.625 Product Depth (mm) 92.1
Product Height (in) 10.125 Product Height (mm) 257.2
Product Width (in) 6.5 Product Width (mm) 165.1
Unit Carton Height (in) 4 Unit Carton Length (in) 11.5
Unit Carton Weight (lb) 3.463 Unit Carton Width (in) 7.06

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