The lower arm is equipped with a 1/4" needle drain valve for simplified maintenance and blowdown procedures

Precise Fit: Includes a threaded nut to ensure a vibration-resistant

Constructed from galvanized steel for corrosion resistance

Because pressure settings are highly sensitive

Trane VAL8700 TXV 318820-201 The lower arm is equippedThe Trane VAL8700 is a high precision 2 Ton Thermal Expansion Valve (TXV) engineered for reliable refrigerant metering in split systems and heat pumps. This OEM Trane expansion valve is a critical component for maintaining the superheat balance of the evaporator coil, ensuring the R410A refrigerant flow is precisely adjusted based on load demand. Featuring a balanced port design, the VAL8700 provides stable control across varying ambient conditions,