The Rheem 62-22578-01K HSI Module is a durable 120/24V hot surface ignition control designed to ensure safe, consistent burner ignition in compatible heating systems. Engineered with 34 SPP / 8 STFI specifications, this OEM module provides precise ignition timing, dependable flame monitoring, and reliable system protection. Built for long-term stability and accurate performance, it restores proper ignition function and enhances overall furnace reliability.
Key Features
- OEM hot surface ignition (HSI) control module
- 120/24V dual-voltage operation
- 34 SPP / 8 STFI ignition sequence
- Ensures safe and consistent burner ignition
- Provides accurate flame sensing and system protection
- Durable construction for long service life
- Direct-fit replacement for compatible Rheem furnaces
