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Designed for industrial, commercial and residential applications, the Intermatic T104P3 mechanical time switch has the highest motor load ratings in the industry. It provides direct 24 hour control of most loads. Applications include indoor/outdoor lighting, signs, pumps, filters, fans, pool heaters, electric fences and other electrical loads. These dependable time switches can handle loads up to 40 Amps per pole and allow for up to 12 ON/OFF operations per day. A manual override switch provides added convenience.

  • Double pole, single throw - 208-277 VAC, 60 Hz
  • Beige NEMA 3R plastic enclosure
  • Minimum on/off times of one hour
  • One On and one Off tripper included
  • Additional trippers (156T1978A) sold separately

Input Voltage Range(s) 208-277 VAC, 60 Hz
Maximum On Off Operations 12
Number Of Circuits 1
Operation Mode 24 hour
Resistive 40 A, 120 VAC, 60 Hz, 40 A, 208 VAC, 60 Hz, 40 A, 240 VAC, 60 Hz, 40 A, 277 VAC, 60 Hz, 40 A, 347 VAC, 60 Hz, 40 A, 480 VAC, 60 Hz
Switch Type DPST
Electronic Ballast 16 A, 120 VAC, 16 A, 208 VAC, 16 A, 240 VAC, 16 A, 277 VAC
Enclosure Type Outdoor type 3R plastic
Maximum Power Consumption (W)
3 W Wiring Option Terminals
Resistive Load Ratings Ranges 40 A, 120-480 VAC, 60 Hz
Warranty Period 1-Year limited
Application Compatibilities LED
CAProp65Message Please see the Warning @ www.P65Warnings.ca.gov
Country Of Origin Mexico

Electronic
Ballast Load Ratings Ranges 16 A, 120-277 VAC
Heater Control Output 10 A, 250 VAC MAX, 60 Hz Inductive 40 A, 120 VAC, 60 Hz, 40 A, 208 VAC, 60 Hz, 40 A, 240 VAC, 60 Hz, 40 A, 277 VAC, 60 Hz
Inductive Load Ratings Ranges 40 A, 120-277 VAC, 60 Hz
Knockout Dimensions Back 1/2" and 3/4" combination
Knockout Dimensions Bottom (2) 1/2" and 3/4"
Motor Load Ratings (Ranges) 2 HP, 24 FLA @ 120 VAC, 60 Hz; 5 HP, 28 FLA @ 240 VAC, 60 Hz
Pilot Duty (NO) 1000 VA, 120 VAC, 60 Hz, 1000 VA, 208 VAC, 60 Hz, 1000 VA, 240 VAC, 60 Hz, 1000 VA, 277 VAC, 60 Hz
Pilot Duty Load Ratings Ranges 1000 VA, 120-277 VAC, 60 Hz
Tungsten (NO) 40 A, 120 VAC, 60 Hz, 40 A, 208 VAC, 60 Hz, 40 A, 240 VAC, 60 Hz, 40 A, 277 VAC, 60 Hz
Tungsten Range(s) 40 A, 120-277 VAC, 60 Hz
Operating Temperature Max (°C) 54
Operating Temperature Max (°F) 130
Operating Temperature Min (°C) -40
Operating Temperature Min (°F) -40

Product Depth (in) 4 Product Depth (mm) 101.6
Product Height (in) 10 Product Height (mm) 254
Product Width (in) 6.5 Product Width (mm) 165.1

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