preventing liquid slugging and protecting the compressor in demanding commercial applications

Replacing a 16x20x4 furnace filter with this high-efficiency media improves indoor air quality (IAQ) and optimizes the thermal transfer efficiency of the heat exchanger

ensuring zero-slip engagement and protecting neighboring components from incidental damage

Built with a 48Y frame (5-5/8 inch diameter) and featuring all-angle mounting

this maintenance-free CO2 transmitter provides reliable 0-2000 PPM CO2 monitoring without the need for periodic recalibration

Lennox 28W70 Defrost Sensor R-410A preventing liquid slugging and protectingThe Lennox 28W70 Defrost Sensor w Harness is a critical OEM replacement component designed to maintain optimal efficiency in Lennox heat pumps and refrigeration systems. This 50 inch wiring harness with defrost sensor assembly includes a high precision thermistor that monitors evaporator coil temperatures to prevent excessive frost accumulation. Engineered for a seamless fit, the Lennox 101334 01 ensures the defrost control board receives accurate