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Read our privacy policyKeep your heating system operating safely and efficiently with the Reznor RZ209973 Flame Sensor. Designed as a genuine OEM replacement for compatible Reznor PSE-RZ11 heating equipment, this flame sensor accurately detects burner flame to ensure reliable ignition and safe system operation. Built to original equipment specifications, it provides a precise fit, dependable performance, and long-lasting durability, making it an ideal replacement for worn or faulty flame sensors during routine HVAC maintenance and repairs.
For installation information, refer to the Replacement Kit Installation Instruction.