Order and save on the Mars 39037 140 Limit Switch MR140 Manual Reset 3/4" from the experts at PlumbersStock.com. Limit switches are sensors that detect when a furnace has exceeded operational temperature limits and shut the appliance down as a safety measure. The way it works is that if your temperature gets to a concerning level, the limit switch will automatically open the circuit so it shuts off. The circuit will remain open/off until it is manually reset. Mars is an industry leader in both innovation and affordability.
Manufacturer: | Mars |
Mpn # | 39037 |
Weight | 0.15 lbs. |