Durable materials offer long service life and reliable performance for this AC valve. Top swivel joint design provides easy handling and operation, delivering comfort during use. Leak-free connection is achieved through precise CNC machining, keeping components securely bonded for safety and reliability. Effortless switch operation can be controlled easily regardless of mounting position, ensuring a smooth user experience. Movable needle enables precise control of the high and low pressure valve needles in the AC system, allowing accurate pressure regulation. Safe and efficient operation is supported by a safety forepart injector, ensuring smooth and reliable movement within the piping for enhanced safety and efficiency. Specifications Use scenarios - Automotive air conditioning service and maintenance during system repair or refrigerant charging. - HVAC system installation and leakage testing where reliable pressure control is required. - Industrial refrigeration line assembly and commissioning where precise regulation and safe operation are critical.