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The Fenwal 35-704600-501 is a high-efficiency direct spark ignition control designed for HVAC systems. This control module is perfect for regulating both LP and natural gas systems, providing precise gas ignition and burner operation. It operates on 120V and includes intelligent microprocessor-based controls for optimal performance.
Fenwal's ignition control is engineered for reliability and safety, with features like multiple trial times for ignition, an automatic one-hour reset, and flame sensing capabilities during the pre-purge phase to ensure efficient operation.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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