Description
The Burnham Boiler 109645-01 is a genuine OEM limit sensor engineered as a direct replacement for compatible Burnham boiler systems. Limit sensors are a critical line of defense in boiler safety — continuously monitoring water and system temperatures, then signaling boiler controls to shut down or modulate operation the moment temperatures approach unsafe thresholds. The result is reliable overheating protection, preserved system components, and long-term operational confidence.
Key Features
- Genuine Burnham OEM replacement part for guaranteed fit, form, and function
- Continuously monitors boiler system temperature to guard against overheating
- Engineered for direct, drop-in replacement on compatible Burnham boiler models
- Supports dependable boiler safety control operation
- Helps maintain system efficiency and extend equipment longevity
Application
- Compatible with select Burnham boiler systems — verify compatibility with your specific model before ordering
- Ideal for service technicians performing boiler maintenance, repair, or scheduled parts replacement
Why Choose Genuine OEM Parts?
Using genuine Burnham OEM replacement parts ensures your boiler system performs exactly as originally engineered. Aftermarket substitutes may fail to meet Burnham’s exacting specifications, potentially compromising safety performance and voiding manufacturer warranties. The 109645-01 Limit Sensor is manufactured to Burnham’s precise standards — giving technicians and building owners alike full confidence in every installation.







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