000 BTU/hr max multiple load for combined appliance applications

System Protection: Stops active stem leaks that can lead to electrical failure in the power head or motor assembly

Tactical Reliability: Features a compression fitting designed to withstand vibration and maintaining pressure seal integrity

Ensures precise 4-way valve actuation for reliable seasonal mode switching

As a genuine OEM heating part

Lennox X4148 Temperature Sensor 000 BTU/hr max multiple loadThe Lennox X4148 Temperature Sensor is a high precision NTC (Negative Temperature Coefficient) thermistor designed for critical outdoor ambient monitoring. Engineered specifically for integration with Lennox Comfort Sense 5000 thermostats, including the X4146 and X4147 models, this sensor is essential for dual fuel HVAC systems. It provides the real time thermal data required for accurate staging and auxiliary heat lockout, ensuring the system toggles