Advanced Noise Suppression: Effectively filters "dirty" power and harmonic distortion generated by high-draw motors

Industrial-Grade Ratings: Designed for 50/60Hz frequency operation with contact capacities suitable for high-amperage HVAC blower motors

If the MFD rating drifts too far

This indoor ambient thermistor is typically mounted on the front of the evaporator coil to measure the return air temperature before it passes through the cooling or heating stages

Built for durability and accuracy

Lennox 13Y21 TXV Valve Freon Advanced Noise Suppression: Effectively filtersThe Lennox 13Y21 is a high performance 5 Ton R410A TXV engineered specifically for outdoor condensing units. As a veteran grade thermal expansion valve, this OEM component provides critical refrigerant metering for 5 ton split systems, ensuring the evaporator coil remains optimally flooded across varying load conditions. It features a robust TR6 valve body designed to handle a maximum working pressure of up to 660 PSIG, making it a reliable choice for