ILC-SWX-843 Interval Timer Switch Line Voltage ILC-SWX-843 Interval Timer Switch Line Voltage

Interval Timer Switch Line Voltage

Model: ILC-SWX-843-60M, ILC-SWX-843-12H

The Intelligent Lighting Controls interval timer switch provides an automatic lighting control solution that is intuitive to operate. Designed with contractors in mind, the unit is  significantly shallower than typical timers, resulting in less crowded wall boxes. Additionally, versatile wiring enables usage with or without a neutral connection. For interval adjustment,  raise and lower buttons are present in addition to the on/off button. Five vertically stacked LEDs are provided to indicate the timer setting / time remaining. Configurable parameters  include maximum time setting, blink timeout warning, turn on timer Levels, and LED Indication. this stylish unit also matches the Intelligent Lighting Controls family of wall switch occupancy sensors and 0-10V dimming wall switch sensors.


Interval Timer Switch Line Voltage

Installation Guides

Interval Timer Switch Line Voltage



  • Operating voltage: 120-277 VAC single phase, 50/60 hz
  • Load ratings: MAX 800W @ 120VAC, 1200W @ 277VAC.  MIN: None
  • Load types: LED Driver/Lamps , CFL, Electronic/Magnetic Ballasts (Fluorescent), Tungsten (Incandescent)


  • Operating temp: 32°F to 122°F (0°C to 50°C)
  • Relative humidity: 0-95% non-condensing, indoor use only


  • Size: 2.74”h x 1.68”W x 1.39”D (6.96 x 4.27 x 3.53 cm).  Not including mounting strap < 1” J-Box mounting depth
  • Weight: 4.5 oz
  • Mounting: Single gang switch box

Electrical Features:

  • Accommodates neutral (3-Wire) and no-neutral (2-Wire) installation
  • Electronically timed switching ensures long relay life
  • Meets NEC 404.2(c) & 404.22 guidelines regarding powering over ground & current leakage

Operational Features:

  • 5 LED time level indicators
  • Configurable parameters including maximum time, turn on timer setting, & blink warnings
  • Blue locator LED when lights are off

Physical Features:

  • Enclosure is 25-40% shallower than other timers (< 1” depth into wallbox)
  • Self-grounding mounting strap
  • Modern look and intuitive easy-tap buttons for On/Off, increase time, & decrease time
  • Settings are adjustable without removing cover plate