York Parts S1-02527773700 Gas Furnace Flame Sensor

Gas Furnace Flame Sensor from York Parts S1-02527773700 delivers reliable safety sensing for your natural gas furnace. As a dedicated flame sensor, it ensures proper flame detection and helps maintain correct furnace cycling. Designed for use with the GY8S 80 Percent Belt Driven Upflow/Horizontal Natural Gas Furnace, this sensor integrates smoothly with existing York systems to support efficient, safe operation.

This flame sensor uses end connections that simplify installation: 1/4 Inch Male Quick Connect x 1/32 Inch Male Quick Connect, making replacement fast and secure for service technicians.

• Type: Flame Sensor
• Used On: GY8S 80 Percent Belt Driven Upflow/Horizontal Natural Gas Furnace
• End Connections: 1/4 Inch Male Quick Connect x 1/32 Inch Male Quick Connect
• Brand/Part: York Parts S1-02527773700 compatible components

Because this is a direct replacement for York systems, it helps minimize downtime and supports consistent burner operation. The quick-connect fittings reduce installation time and avoid soldering, making this a practical upgrade for service professionals and a straightforward swap in compatible units.