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Lunos Rotary Switch


This rotary switch was developed to offer straightforward control of the LUNOS e2 or ego.

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Plate: 4 1/2” (115 mm) x 4 1/2” (115 m) for 2 gang switch box

Knob: 1 1/2” (115 mm) diameter x 5/8” (16 mm) wide


  • Simple 4-position rotary dial for each of the 4 ventilation settings
  • Easy to install and connect to LUNOS controllers
  • Aesthetically pleasing replacement for double-rocker switches


  • Knob position: 12 o’clock = Off
  • Knob position: 1 o’clock = Low
  • Knob position: 2 o’clock = Med
  • Knob posiiton: 3 o’clock + High
  • Rotating from Low to Med and back to Low again (within 3 seconds) will put the system into summer vent mode (ventilation without heat recovery). Repeat those actions to transition out of summer vent mode, back to heat recovery mode.


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