Description
The S1‑025‑39887-000 is a spark ignitor for gas‑fired furnaces and HVAC systems. When your furnace calls for heat, this ignitor creates the high‑voltage spark that ignites the gas/air mixture — allowing safe burner startup and combustion. It’s a genuine OEM part from York, meaning it’s designed to match original equipment specifications for proper fit and reliable operation.
Key Features
- Lead Length: 28 inches — facilitates flexible installation and proper wiring routing in furnace housing.
- Function: Generates a spark to ignite gas burners when the furnace calls for heat — critical first step in combustion process.
- Compatibility: Intended for use in compatible York (and related) gas‑fired furnaces or HVAC units requiring this ignitor.
- Use Case: Replacement for failed or worn ignitor; restoring ignition reliability, resolving “no‑heat” issues or ignition problems due to a bad ignitor.






