SKU: 9214473079
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This switch is primarily configured for specific Natural Gas MI series models
ensuring consistent flame detection and preventing nuisance lockout codes during high-demand heating cycles
This Normally Open (N
This specific part number is designed as a direct OEM replacement for York systems
ensuring reliable HVAC airflow proving even in industrial-grade applications
McDonnell & Miller 307000 Snap Switch Els PW 17895 This switch is primarily configuredThe McDonnell & Miller 307000 Snap Switch (Model Number FS7 31) is an essential replacement SPDT snap action switch designed for field repairs of high performance liquid flow switches and air flow switches. This single pole double throw component is engineered to restore precise electrical signaling in the FS7 4 Series, including the FS7 4L, FS7 4S, and FS7 4E hazardous location models. It is also the correct OEM replacement part for AF 1, AF 2, and