Multi purpose hvac hose for testing or repairing This hose is suitable for testing or repairing hvac systems with wide application for 1/4 SAE refrigerant lines, hvac and home or central air conditioners, ductless mini split ac systems, refrigerators, refrigeration charging, pressure gauges and more. What you get Hose material: rubber Connector material: brass Color: yellow Total length: 1.5 m / 4.92 ft Thread size: 1/4 sae Working pressure: 800 psi Burst pressure: 4000 psi Reliable material Rubber hose and copper plated iron connector with solid construction and stable performance, while providing flexibility and abrasion resistance, ensuring long term use and reliability. Special designed Standard 1/4 inch female flare fittings with a valve core pressure reducer, and 45 degree bend on one end for convenient access to the adapter on the system. Deep knurling on the connector nut provides a secure grip and quick hand tightening. Applications Used for testing or charging hvac and refrigeration systems that use 1/4 sae refrigerant lines Ideal for connecting pressure gauges during system diagnostics on hvac, home or central air conditioners, and ductless mini split units Suitable for servicing refrigerators and refrigeration charging tasks requiring reliable 800 psi working pressure and up to 4000 psi burst pressure