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Duotone aurora — cool blue brief on the left, soft violet sheet on the right for cargo details.
As a veteran-grade HVAC combustion control
No Electricity Required: The piezo ignition system ensures the unit functions independently of the local power grid
Key Benefits for Technicians Direct OEM Cross-Reference: Specifically engineered to replace York S1-026-29620-000 and Rheem 703020 without bracket modifications
Key Benefits High Flow Capacity: Delivers a 5
these HVAC ignition spring snaps deliver the mechanical integrity required for long-term operational stability and safety in professional thermal processing equipment
Lennox 12Y80 Sequencer 340155-7026 As a veteran-grade HVAC combustionThe Lennox 12Y80 Sequencer (OEM part number 104284 03) is a critical thermal sequencer relay used to manage staged heating in Lennox electric furnaces and air handlers. As a DPDT normally open component, it acts as a timing controller for 24V circuits, ensuring that heating elements and blower motors activate in a staggered sequence. This staged operation is vital for preventing massive inrush current and potential electrical overload on the job site.
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