Spec Sheet Install Manual
Intermatic FF4H Spring Wound Countdown Timer, Commercial, 125-277 VAC, 50/60 Hz, SPST, 4 Hour Max, Without Hold, Silver
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.
Features:
- 4-Hour timer
- No electricity required to operate
- SPST (Single-Pole Single-Throw
- Breaks circuit at end of timing cycle
- 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)
- Incandescent/fluorescent/CFL/LED compatible
Applications:
- Air Movement & Ventilation










