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Trane VAL20518 Expansion Valve

Trane VAL20518 Expansion Valve

R22 3ton Thermostatic Exp Vlv

VAL20518 is the direct replacement for D342318P04, VAL8610 

Trane VAL20518 Expansion Valve – OEM 3 Ton R22 Thermostatic Expansion Valve (TXV)

The Trane VAL20518 Expansion Valve is a genuine OEM thermostatic expansion valve (TXV) engineered for Trane HVAC systems using R22 refrigerant. Rated for 3-ton capacity, this TXV precisely regulates refrigerant flow into the evaporator coil, ensuring optimal superheat control, improved cooling efficiency, and reliable system performance.

Manufactured to Trane’s exact factory specifications, the VAL20518 delivers consistent operation, proper fitment, and long service life—making it the ideal replacement for maintaining peak performance in compatible Trane air conditioning and heat pump systems.

Product Features & Benefits

  • Genuine Trane OEM expansion valve

  • 3-ton capacity for residential and light commercial systems

  • Designed for R22 refrigerant

  • Maintains proper superheat for efficient cooling

  • Improves system performance and energy efficiency

  • Durable, factory-tested construction

  • Direct-fit replacement for compatible Trane equipment

Specifications

  • Brand: Trane

  • Part Number: VAL20518

  • Product Type: Thermostatic Expansion Valve (TXV)

  • Capacity: 3 Ton

  • Refrigerant Type: R22

Applications

  • Trane air conditioners

  • Trane heat pumps

  • Compatible HVAC systems using R22 refrigerant

Note: Always verify refrigerant type, tonnage, and equipment compatibility before ordering.

The Trane VAL20518 3 Ton R22 Thermostatic Expansion Valve is a dependable OEM solution for restoring proper refrigerant control and efficient operation in Trane HVAC systems.

QUESTIONS & ANSWERS

Ask a Question

  • I have a 3 Ton R-22 Trane Unit. this is the # on my Expansion valve D801527P04. can it be replace with VAL8610 ?

    VAL8579 is the correct replacement. Please see link below. Thank you.
    https://www.gsistore.com/products/val8579

  • What would be the 410a equivalent for the Expansion valve D801527P04?

    We will need the model and serial numbers off the unit to ID the part.

  • I have a coil that can use R22 or R410A . It has a R22 kit with the D801527P01 TXV on it now. I need to convert it to 410A but can figure out what the right 410A Mod # is for this unit. Air handler is Trane 2TEC3F2B1000AA.

    VAL8576 is identical to D801527P01.

  • I have a 2.5 ton R-22 trane unit. This is the # on the expansion valve D801527P01. Can it be replaced with VAL8610 expansion valve?

    Yes, accroding to factory they are identical parts.

  • I need to replace a Sporlan D342318P04 on a Trane unit. Please confirm this VAL8610 is a direct replacement and that it is NOT a sweat type connection.

    VAL8610 is the direct replacement for D342318P04 but out of stock. Please check back with us in a month is still interested with this part. Thank you