• BioSmart Technologies, LLC BBB Business Review
  • I have thoroughly enjoyed my BioSmart® Heater. It has been wonderful and very inexpensive to operate. It is everything I was told it was.
    Gay Shane
  • ComfortZone-fan-switch-front
  • ComfortZone-fan-switch-back
  • ComfortZone-fan-switch-3-leads
  • Fan-Switch-R40-Front-with-Highlight.jpg

ComfortZone R40 Fan Switch

$14.95

The ComfortZone portable heaters with scrolls fans use the simple switch. The heaters with DC fans need the switch with the PCB. There are 2 types of the switches for the DC fan. It’s easier to install if you pick the one that matches your unit, but they are interchangeable