Description
The Fenwal 35‑705701‑005 Ignition Control Module is a high‑quality 120 VAC Direct Spark Ignition (DSI) control engineered for dependable gas burner ignition and flame sensing in residential and commercial heating equipment. Featuring a rugged potted enclosure and advanced microprocessor logic, this ignition control provides consistent performance even in demanding industrial environments.
Key Features
- 120 VAC Direct Spark Ignition: Provides reliable high‑voltage spark to ignite gas burners without a standing pilot.
- 10‑Second Trial‑for‑Ignition (TFI): Allows sufficient time for flame establishment before lockout, helping reduce misfires.
- Remote Flame Sensing: Supports external flame sensors for responsive safety monitoring.
- Rugged Potted Construction: Sealed enclosure protects internal components from moisture, vibration, and harsh environments.
- Thermostat/Power‑Off Reset: Automatically resets control on power cycle or thermostat call, simplifying restart.
- Diagnostic LED Indicators: On‑board LED lights help quickly identify system status and troubleshoot ignition issues.
- Wide Operating Range: Designed to operate reliably from –40 °F to +175 °F (–40 °C to +80 °C).






