Description
The Noritz SKH7189 is a genuine OEM thermal fuse designed as a critical safety component for Noritz tankless water heaters. Thermal fuses serve as one-time-use overcurrent and overtemperature protection devices, interrupting the circuit when unsafe operating temperatures are detected — helping to prevent equipment damage, fire hazards, and system failures.
Product Overview
As a direct OEM replacement part, the Noritz SKH7189 Thermal Fuse ensures a precise fit and reliable performance in compatible Noritz water heater models. When a thermal fuse trips, it must be replaced to restore normal operation. Using a genuine Noritz part guarantees compatibility and maintains the integrity of your system’s safety controls.
Key Features
- Genuine Noritz OEM replacement thermal fuse
- Designed to protect against overtemperature conditions
- One-time-use safety device — replaces easily when triggered
- Ensures precise fit for compatible Noritz tankless water heater models
- Helps maintain safe and reliable water heater operation
- Supports compliance with equipment safety standards
Application
- Compatible with select Noritz tankless water heater models (refer to your unit’s parts list or service manual to confirm compatibility)
- Intended for use by qualified HVAC and plumbing technicians
Why Choose Genuine Noritz OEM Parts?
Using genuine OEM components like the Noritz SKH7189 ensures your water heater operates as designed. Aftermarket substitutes may not meet the exact temperature ratings or dimensional tolerances required, potentially compromising system safety and voiding warranties. Trust Noritz OEM parts for dependable, long-lasting performance.







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