The Trane 3XB1, 40500 Angle Valve is designed for precise fluid flow control in HVAC and refrigeration systems. Featuring a 1/4" NPTE x 1/4" flare connection, this OEM valve ensures secure installation and efficient operation in Trane heating and cooling units. Key Features: Model/Part Numbers: 3XB1, 40500 Type: Angle Valve Connection Size: 1/4" NPTE x 1/4" Flare Application: Designed for use in Trane HVAC and refrigeration systems to regulate fluid flow efficiently and securely ?? Disclaimer This product is intended for professional use only. Installation by a certified technician is recommended. The seller is not responsible for improper installation, misuse, or any damage caused by self-installation. All trademarks and brand names mentioned in this listing belong to their respective owners. They are used for identification and compatibility purposes only. The product you receive will match the item shown in the photos. Please review all images carefully before purchasing.