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The RECTORSEAL m72001 is a universal thermostatic expansion valve (TXV) rated for R-410A refrigerant systems in the 1.5 to 3 ton capacity range. A TXV meters liquid refrigerant into the evaporator coil, maintaining a set superheat level to maximize system efficiency and protect the compressor from liquid slugging. This valve is designed for field installation by licensed HVAC technicians performing refrigerant-side service or system upgrades on residential and light-commercial cooling equipment.
This valve suits residential split systems and packaged units operating on R-410A refrigerant in the 1.5 to 3 ton range. Universal TXV designs are commonly installed when an existing fixed orifice or failed TXV is replaced without sourcing an OEM-specific part. This makes the m72001 a practical field replacement option for service techs carrying a compact valve inventory.
Designed as a universal OEM-style replacement TXV for R-410A residential and light-commercial cooling systems rated between 1.5 and 3 tons. No specific model compatibility data was provided; verify system tonnage, refrigerant type, and connection sizing before installation.
TXV installation must be performed by an EPA 608-certified HVAC technician. Recover all system refrigerant and relieve system pressure before opening any refrigerant-side connections. Ensure the external equalizer line, if required, is connected to the suction line downstream of the valve bulb before recharging. After installation, verify superheat readings at the evaporator outlet to confirm proper valve operation.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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