This OEM replacement part is essential for maintaining the integrity of hydronic boiler systems

This TXV for air conditioning maintains optimal superheat levels across varying ambient temperatures

installing this 120V 1500W tank heater into a 240V system will result in immediate element failure and potential damage to the control board

Its precise 23-inch length and 3x3-inch profile ensure a direct fit for compatible York

Using a DC voltage can result in coil failure or improper actuation

Lennox 91M01 TXV 319848-301 This OEM replacement part isThe Lennox 91M01 TXV is a precision engineered 6 ton thermostatic expansion valve designed specifically for high capacity R22 refrigerant systems. As an essential metering device for commercial and industrial HVACR equipment, this OEM Lennox part ensures optimal evaporator efficiency by maintaining precise superheat levels. It is built to regulate refrigerant flow accurately, preventing common issues such as compressor flooding or evaporator