Description
Rinnai H73-120 Porcelain Ignition Electrode Kit
The Rinnai H73-120 is a genuine OEM ignition electrode kit designed to restore dependable spark ignition performance in compatible Rinnai heating appliances. Built to Rinnai’s exacting factory specifications, this porcelain electrode kit delivers consistent, precise spark generation to ensure safe and efficient burner startup cycle after cycle.
Key Features
- Genuine Rinnai OEM replacement part — SKU H73-120
- Porcelain-insulated electrode construction for superior dielectric strength and heat resistance
- Engineered for precise fit and function in compatible Rinnai appliances
- Restores reliable spark ignition and burner startup performance
- Helps maintain safe, efficient appliance operation
- Direct OEM replacement eliminates compatibility guesswork
Why Choose a Genuine Rinnai OEM Part?
Using genuine Rinnai OEM components like the H73-120 ensures your appliance operates within factory-specified parameters. Aftermarket electrodes may not meet the precise tolerances required for safe ignition, potentially leading to nuisance lockouts or unsafe conditions. The H73-120 electrode kit is the trusted choice for HVAC technicians and service professionals who demand first-time reliability.
Application
- Designed for use in compatible Rinnai heating appliances requiring electrode replacement
- Ideal for routine maintenance, service calls, and warranty repairs
- Recommended for installation by qualified HVAC/R technicians







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