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The Fenwal 35-705902-001 is a direct spark ignition (DSI) control module designed for reliable performance in heating systems. Engineered with advanced technology, this unit ensures efficient operation with a 120-volt power input and incorporates a 4-second trial for ignition with zero-second pre-purge to enhance safety and efficiency.
The Fenwal DSI Control Module is particularly suited for professional HVAC installations requiring precise ignition controls.
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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