| Brand | Reznor |
|---|---|
| Compatible Brand | For Reznor |
| Type | SENSOR |
| Model | 121275 |
| MPN | 121275 |
Check the listing for details. Reznor 121275 Back Flow Sensor. Condition: New. Listed at 49.85 USD. The Reznor Back Flow Sensor PN 121275 is a specific part designed for Reznor waste oil heaters. This sensor is essential in detecting back flow in the system, ensuring efficient and safe operation of the heater.