Mars Condenser Fan Cycling Switch, Open on Pressure at 410, Reset at 290 (33965)

About the Mars Condenser Fan Cycling Switch, Open on Pressure at 410, Reset at 290 (33965)

Save big on the Mars 33965 Condenser Fan Cycling Switch from the pros at PlumbersStock. The purpose of a fan cycling switch is to compensate for low pressure by shutting down the condenser fan when the pressure falls below a certain point. It's easy to replace. Mars products will last you a long time, but parts will wear, and you can find replacements here when they do.