Bosca Ceramic Low Limit (Exhaust) Switch (140F) - Hi Quality Long Lasting- 0052

 Replacement Low Limit (Exhaust) Switch (140F) for Bosca pellet stoves and inserts. It is called a snap switch or limit disc. Part # W660-0052. This is high quality ceramic snap disc for Bosca pellet stoves.

Also known as F140-20

This normally OPEN switch is rated to close at 140 degrees F.
It resets to OPEN when temperatures drop below 110 degrees F.

If the convection heat blower stops and starts or just quits than this needs replacement

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