Description
The Navien 30020776A is a genuine OEM thermal fuse designed as a direct replacement for Navien NFB-175 and NFB-200 condensing boilers. Thermal fuses are critical safety components that protect the boiler’s heat exchanger and internal components from overheating damage. When the unit exceeds its safe operating temperature threshold, the thermal fuse interrupts the circuit, shutting down the appliance and preventing potentially costly damage or hazardous conditions.
Using genuine Navien OEM replacement parts ensures proper fit, function, and compatibility — maintaining the integrity of your boiler system and preserving any applicable warranty coverage. This thermal fuse is a straightforward, cost-effective repair component that should be replaced any time the original fuse has blown or the boiler exhibits thermal protection faults.
Key Features
- Genuine Navien OEM replacement thermal fuse
- Compatible with Navien NFB-175 and NFB-200 condensing boilers
- Provides critical over-temperature protection for boiler components
- Interrupts circuit upon thermal overload to prevent equipment damage
- Direct drop-in replacement for fast, accurate servicing
- Helps maintain OEM performance standards and warranty compliance
Compatible Models
- Navien NFB-175
- Navien NFB-200
Specifications
- Part Number: 30020776A
- Component Type: Thermal Fuse
- Brand: Navien
- Application: Condensing Boiler Safety Protection
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