York S1-025-35354-000 Flame Sensor Is the SWT1277 interchangeable with

Is the SWT1277 interchangeable with a manual reset switch

Designed to replace the legacy N2-4 tool

it has failed and requires replacement

making it compatible with any brand

Perform a continuity check across the terminals after pressing the reset button

York S1-025-35354-000 Flame Sensor Is the SWT1277 interchangeable withThe York S1 025 35354 000 Flame Sensor is a critical safety component designed for precise flame rectified signal monitoring in high efficiency gas furnaces. As a veteran grade OEM furnace flame sensor, this unit features a high grade ceramic insulator and a durable Kanthal sensor rod, ensuring reliable microamp signal transmission to the integrated ignition control board. When the gas valve opens and ignition occurs, the York flame sensor replacement