Description
Rheem-Ruud SP21095 Pilot Assembly Replacement Kit — ULN Self-Purging
Keep your Rheem or Ruud Ultra Low NOx (ULN) heating equipment operating at peak performance with the SP21095 Pilot Assembly Replacement Kit. Engineered as a direct OEM replacement, this self-purging pilot assembly ensures dependable ignition and consistent flame sensing in ULN-rated appliances where precise combustion control is critical.
Product Overview
The SP21095 is a factory-specified pilot assembly kit designed for use with Rheem and Ruud ULN (Ultra Low NOx) heating systems. The self-purging design automatically clears air from the pilot gas line, promoting fast, reliable ignition every time. Replacing a worn or faulty pilot assembly with this OEM-quality kit helps maintain proper burner operation, system efficiency, and compliance with low-emissions standards.
Key Features
- OEM Rheem-Ruud replacement pilot assembly kit
- Designed for Ultra Low NOx (ULN) heating systems
- Self-purging pilot design for fast, reliable ignition startup
- Restores proper flame sensing and pilot burner performance
- Direct factory-specified replacement — no modification required
- Supports compliance with low-NOx emissions requirements
Applications
- Rheem and Ruud ULN-rated residential and commercial water heaters
- ULN gas-fired heating appliances requiring pilot assembly service
- Replacement during routine maintenance or after pilot failure diagnosis
Why Replace Your Pilot Assembly?
A degraded or failed pilot assembly can cause nuisance lockouts, failed ignition, and unsafe operating conditions. Using the correct OEM replacement kit — like the SP21095 — ensures proper gas flow, accurate flame sensing, and long-term reliability in your Rheem or Ruud ULN system.
Specifications
- Part Number: SP21095
- Brand: Rheem-Ruud
- Type: Pilot Assembly Replacement Kit
- System Compatibility: ULN (Ultra Low NOx) Rheem/Ruud appliances
- Pilot Style: Self-Purging







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