low-resistance connection for coil sensors and controls

air handling units (AHUs)

Using this valve with liquid propane will lead to dangerous over-firing and equipment failure

allowing for efficient installation and consistent wiring across the T-Series lineup

using this genuine Lennox 59M03 kit ensures a airtight seal between the heat exchanger and the venting system

Lennox 72L28 Reversing Valve 320788-704 low-resistance connection for coil sensorsThe Lennox 72L28 Reversing Valve is an essential OEM replacement part engineered for V2 Series packaged units and residential heat pump systems. Designed to manage the thermodynamic cycle, this 4 way reversing valve facilitates the critical transition between heating and cooling modes by redirecting refrigerant flow based on system demand. Built with a 24V coil and standard sweat connections, it ensures seamless integration with Lennox HVAC equipment,