Description
The Fenwal 35‑725200‑005 is a 120 VAC Direct Spark Ignition (DSI) Control Module engineered for reliable ignition performance in gas‑fired heating systems. Designed for use in furnaces, commercial heaters, boilers, and other HVAC equipment, this microprocessor‑based ignition control delivers consistent spark timing and dependable flame sensing to ensure safe and efficient system start‑up.
Key Features
- 120 VAC direct spark ignition control module for gas‑fired systems.
- Microprocessor‑based sequencing for precise and repeatable operation.
- Single ignition attempt with a 10‑second trial‑for‑ignition (TFI).
- Multi‑pin connector for easy wiring and installation.
- OEM quality for reliable replacement and system integration.






