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Enjoy fast and free shipping on all orders over $89! Contact us (855) 424-4376

Intermatic T1905HD 24-Hour Heavy-Duty Metal Dial Mechanical Time Switch, 125 VAC, 60Hz, SPDT, Indoor Metal Enclosure, 15 Minute Interval

These heavy-duty time switches are designed to handle the toughest environments and have fully encapsulated motors to prevent dust or debris from entering the motor. The ON/OFF trippers are permanently attached to the metal dial to avoid the accidental loss of a tripper. These time switches offer 15-minute intervals, providing up to 96 operations each day.


  • Heavy-duty metal dial and metal enclosure withstands the most punishing environmental conditions
  • Models with skipper wheel allow for operations to be omitted on selected days of the week
  • Easy-to-set trippers rotate in/out for fast, accurate setting
  • Up to 96 operations (48 ON/48 OFF) every 24 hours
  • 15-minute intervals between events
  • Fully encapsulated motor with protected gears


  • Indoor Lighting Control
  • Timing/Scheduling ON/OFF


Input Voltage Range(s) 125 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 Indoor type 1 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 Rating General Purpose
Skipper Wheel Not Included Timer Type Mechanical
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) 3.4375 Product Depth (mm) 87.3
Product Height (in) 7.875 Product Height (mm) 200
Product Width (in) 5.125 Product Width (mm) 130.2
Unit Carton Height (in) 8.25 Unit Carton Length (in) 5.5
Unit Carton Weight (lb) 2.894 Unit Carton Width (in) 3.5

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