Description
The Fenwal 35-605501-003 is a 24 VAC Direct Spark Ignition (DSI) control module designed to deliver reliable and precise ignition performance in gas-fired HVAC and industrial heating systems. Engineered with OEM-grade quality and advanced microprocessor technology, this control module ensures safe, consistent operation and simplified diagnostics, making it ideal for professional service and replacement applications.
Key Features
- 24 VAC direct spark ignition control module for gas-fired appliances
- Single-try ignition sequence for predictable operation
- 7-second trial for ignition (TFI) for controlled burner startup
- 0-second pre-purge for fast ignition response
- Remote flame sensing capability for improved safety and reliability
- Microprocessor-based design for precise timing and consistent performance
- Integrated LED diagnostics for simplified troubleshooting
- Compatible with a wide range of furnaces, boilers, heaters, and industrial gas systems
- OEM-grade replacement part engineered for professional HVAC applications






