Nordyne 669682R TXV Valve Refrigerant maintaining the combustion efficiency of

maintaining the combustion efficiency of Reznor horizontal heater models

the BRK0690 serves as the direct OEM replacement for the discontinued BRK2810

making it a drop-in HVAC replacement part for many Lennox evaporator coils

commercial HVAC expansion valve performance in medium to large-tonnage equipment

Nordyne 669682R TXV Valve Refrigerant maintaining the combustion efficiency ofThe Nordyne 669682R TXV Valve is a technical grade OEM thermal expansion valve specifically engineered for 3 ton R410A refrigerant systems. As a veteran in the field, you know that precise refrigerant metering is non negotiable for system longevity. This TR6 style valve utilizes a hard shutoff design to prevent bleed through during the off cycle, maintaining critical pressure differentials between the high and low sides. It is a direct Nordyne