Description
Rinnai EI-161 Small Sub-PCB Ignitor Overview
Keep your Rinnai appliance firing reliably with the EI-161 Small Sub-PCB Ignitor, an OEM replacement component engineered specifically for Rinnai models 431, 556, and 1. Designed to restore proper ignition performance, this sub-PCB assembly integrates directly with your unit’s ignition control circuit for a precise, dependable fit.
Key Features
- OEM Rinnai replacement ignitor sub-PCB assembly
- Compatible with Rinnai models 431, 556, and 1
- Direct drop-in replacement for simplified installation
- Engineered to restore reliable ignition performance
- Genuine Rinnai part for assured quality and longevity
Compatibility
- Rinnai Model 431
- Rinnai Model 556
- Rinnai Model 1
Why Choose Genuine Rinnai Parts?
Using authentic Rinnai replacement components ensures your system operates within factory specifications, maintains warranty integrity, and minimizes the risk of recurring ignition failures. The EI-161 sub-PCB ignitor is the correct, manufacturer-approved solution for restoring safe and efficient ignition in compatible Rinnai units.







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