Description
The Laars Heating Systems RE2354000 is an OEM replacement Thermofuse designed for the rear of the heat exchanger on Laars NT series boilers and water heaters. This thermal fuse serves as a critical safety component, interrupting the circuit when heat exchanger temperatures exceed safe operating limits — protecting the unit from damage caused by overheating and helping maintain reliable, efficient system operation.
As a genuine Laars replacement part, the RE2354000 is engineered to exact factory specifications, ensuring proper fit and dependable performance in your Laars NT series equipment. Replacing a failed or blown thermofuse restores the safety circuit and returns the appliance to normal operation quickly and with confidence.
Key Features
- OEM Laars replacement thermofuse for NT series heat exchangers
- Mounts at the rear of the heat exchanger for precise thermal monitoring
- Interrupts circuit upon overtemperature condition to protect the heat exchanger
- Engineered to factory specifications for direct drop-in replacement
- Helps maintain safe and reliable boiler/water heater operation
Compatibility
- Designed for Laars NT series boilers and water heaters
- Replaces OEM part number RE2354000
Why Choose Genuine Laars Parts?
Using genuine OEM components like the RE2354000 ensures your Laars NT series equipment operates within designed safety parameters. Aftermarket substitutes may not meet the precise thermal trip ratings required for your specific unit, potentially voiding warranties or compromising safety. Trust Laars OEM parts for peace of mind and long-term system reliability.







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