Intermatic FF12H10 Spring Wound Countdown Timer, Mechanism Only

IntermaticSKU: FF12H10

Sale price $23.46
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Intermatic FF12H10 Spring Wound Countdown Timer, Mechanism Only, 125-277 VAC, 50/60 Hz, SPST, 12 Hour Max, Without Hold

The FF Series Commercial Countdown Timers are designed to replace any standard wall switch and do not require electricity to operate. These energy-efficient switches automatically limit the ON times for fans, lighting, motors, heaters, and other energy consuming loads. A commercial "brushed metal" look plate (plastic construction) meets NEC requirements. *NOTE: Not for use with sunlamps, saunas, or loads that could cause personal injury if timed incorrectly.


  • Mechanism only
  • 12-Hour timer
  • SPST (Single-Pole Single-Throw)
  • Breaks circuit at end of timing cycle
  • No electricity required to operate
  • Replaces any standard or decorator single-gang wall switch
  • Automatically limits ON time for energy consuming loads
  • Quick and easy installation
  • Time-saving up front terminal connection with teeter-type terminals
  • Brushed metal look switch plate meets NEC requirements (plate is included)


  • Air Movement & Ventilation
  • Indoor Lighting Control
  • Motor Control
  • Outdoor Lighting Control


Color Black Input Voltage Range(s) 125-277 VAC, 50/60 Hz
Switch Type SPST Hold Mode Included No
Neutral Connection Required No Warranty Period 1-Year limited
Category Spring Wound Countdown Timers Web Motor Three Phase Ranges 1 HP, 125 VAC; 2 HP, 250 VAC
Resistive Heater 20 A, 2500 W, 125 VAC; 10 A, 2500 W, 250 VAC; 10 A, 2770 W, 277 VAC Tungsten (Incandescent) Range(s) 7 A, 125 VAC, 50/60 Hz, 875 W
Tungsten Incandescent 7 A, 125 VAC, 50 Hz, 7 A, 125 VAC, 60 Hz, 875 W Operating Temperature Max (°C) 49
Operating Temperature Max (°F) 120 Operating Temperature Min (°C) 4
Operating Temperature Min (°F) 40 Unit Carton Height (in) 4.63
Unit Carton Length (in) 2.88 Unit Carton Weight (lb) 0.249
Unit Carton Width (in) 2.13

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