- Seamless Refrigerant Filling: Upgrade the refrigerant filling process for car air conditioners with our user-friendly pipes featuring a 1/4" SAE thread size, suitable for both internal and external connections. The 45-degree angle design at the service port allows for easy alignment and trouble-free operation, meeting all coolant requirements. - High Pressure Capacity: Trust in the durability of our car air conditioner filling tube, which can handle a high working pressure of 800 PSI and boasts a robust burst pressure of 4000 PSI for reliable and powerful performance. - Effortless Sealing: Achieve a secure seal with ease when using this air conditioner filling tube, ensuring a smooth installation. Note that an adapter is recommended for optimal performance. - Durable Construction: Crafted from high-quality brass and rubber, this car air conditioner filler is wear-resistant and designed to withstand prolonged use. It is rustproof, ensuring longevity and consistent performance. Use Scenarios: 1. Ideal for DIY car maintenance, providing an easy way to fill refrigerant without professional assistance. 2. Compatible with various refrigerant tools, making it suitable for auto repair shops looking to streamline their air conditioning service. 3. Perfect for seasonal car preparation, helping to ensure efficient cooling during hot months. These attributes make our air conditioner filling tube a reliable choice for anyone seeking efficient, high-quality refrigerant filling solutions.