Lennox 49L92 Pressure Switch Els PW 17895 Common Questions: Can this switch

Common Questions: Can this switch be used in both NC and NO configurations

With 3-screw terminals and a panel-mount design

Does this model feature a bypass for reverse cycle operation

000 Ohm NTC thermistor (Carel) for accurate temperature sensing

preventing nuisance breaker trips

Lennox 49L92 Pressure Switch Els PW 17895 Common Questions: Can this switchThe Lennox 49L92 Pressure Switch is a high precision OEM HVAC replacement part engineered for critical safety monitoring in Lennox gas furnaces and air handlers. This 0. 58" WC SPST pressure switch is a normally open (N. O.) control that verifies the inducer motor is generating the correct negative pressure to vent combustion gases safely. As the direct equivalent to part numbers 49L9201 and LB 109531B, this component ensures your system meets factory