79J75 is an official OEM 3/8" x 1/2" Sweat Thermal Expansion Valve for Lennox HVAC equipment.

Lennox 79J75 - 3/8" x 1/2" Sweat Thermal Expansion Valve

The Lennox 79J75 is a high-performance thermal expansion valve designed to regulate refrigerant flow in HVAC systems for optimal cooling efficiency. Featuring a 3/8" inlet and 1/2" outlet sweat connection, this TXV is engineered for precision metering of refrigerant to match varying load conditions, improving system performance and energy efficiency. It ensures consistent superheat levels, helping prevent compressor damage and enhancing overall system longevity.

Ideal for residential and light commercial applications, the Lennox 79J75 is compatible with a wide range of Lennox systems and supports reliable, long-term operation in demanding environments.

Available now at Beenimax.com — your trusted source for genuine Lennox replacement parts.