Description
The Noritz CRPJ002-B is a genuine OEM replacement igniter designed to restore dependable ignition performance in compatible Noritz tankless water heater systems. When your Noritz unit fails to light or experiences ignition faults, replacing the igniter with an authentic factory part is the fastest path to restoring reliable hot water delivery.
Why Choose a Genuine Noritz OEM Igniter
Using an authentic Noritz replacement part ensures proper fit, correct spark timing, and long-term reliability. Aftermarket substitutes may not meet the precise electrical and mechanical tolerances required by Noritz combustion systems, potentially leading to nuisance lockouts or premature failure.
Key Features
- Genuine OEM Noritz replacement igniter
- Engineered for precise fit and function in compatible Noritz tankless water heater models
- Restores reliable ignition and eliminates ignition fault codes
- Manufactured to Noritz factory specifications for consistent spark performance
- Direct drop-in replacement — no modifications required
Application
- Designed for use in compatible Noritz tankless water heater units
- Ideal for service technicians and HVAC/plumbing professionals performing igniter replacement
Installation Notes
Always disconnect power and gas supply before servicing. Consult the applicable Noritz service manual and verify model compatibility before installation. Installation should be performed by a qualified technician in accordance with local codes and manufacturer guidelines.







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