Enertech 4 Ton Adjustable Thermal Expansion Valve

The Enertech 37P204-04SN is a genuine OEM 4-ton adjustable thermal expansion valve (TXV) for compatible Enertech / GeoComfort geothermal heat pumps. The TXV precisely meters refrigerant flow to the evaporator for optimal superheat, protecting the compressor and maintaining rated capacity and efficiency across operating conditions. A correct factory-matched replacement keeps the system performing to spec on the Project.

• Genuine Enertech OEM adjustable TXV, 4-ton
• Precise refrigerant metering for optimal superheat
• Protects compressor, maintains rated efficiency
• Factory-matched to Enertech/GeoComfort units