Description
Rinnai 105002028 Residential PC Board
The Rinnai 105002028 is an OEM replacement printed circuit board (PC board) engineered specifically for residential Rinnai heating and hot water systems. Designed to restore full system functionality, this control board ensures your Rinnai unit operates with the same precision and reliability as the original factory component.
Product Highlights
- OEM Rinnai replacement PC board for residential applications
- Direct drop-in replacement — no modifications required
- Engineered to Rinnai’s exacting quality and performance standards
- Restores proper system communication, ignition sequencing, and operational control
- Helps extend the service life of your existing Rinnai residential unit
Application
This PC board is intended for use in compatible Rinnai residential heating and/or water heating systems. Always verify compatibility with your specific Rinnai model number before installation. Installation should be performed by a qualified HVAC or plumbing technician in accordance with local codes and the manufacturer’s guidelines.
Why Choose OEM Replacement Parts?
Using genuine Rinnai replacement components like the 105002028 PC board ensures proper fit, function, and system safety. Aftermarket substitutes may not meet the original design specifications, potentially compromising system performance or warranty coverage.







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