Made from brass for longterm reliability and stable performance. Designed for automatic pressure control, fast actuation, and broad compatibility with vacuum systems. Minimal maintenance required. Key benefits Reliable durability: Brass construction increases hardness and stability compared with ordinary valve materials, reducing wear and extending service life. Automatic pressure protection: Builtin precise pressure sensing and adjustment mechanism continuously monitors and corrects pressure without manual intervention, preventing abnormalpressure events. Fast response: Rapid opening and closing ensure timely pressure relief or sealing, improving system safety and uptime. Plugandplay compatibility: Standardized dimensions and precision manufacturing let the valve match a wide range of vacuum cleaners and vacuum systems for direct integration. Lower maintenance burden: Simple internal structure and brass stability mean almost no special maintenance is required—only routine visual checks and simple inspections. Main functions and attributes Function: Automatic pressure sensing and adjustment for vacuum equipment; rapid actuation for pressure control and safety. Material: quality brass for improved hardness, stability, and durability. Size and compatibility: Standardized size design and precisionprocessed ports for straightforward matching to various vacuum cleaners and vacuum systems. Performance: Reliable, stable pressure control with fast response and minimal drift over time. Practical use scenarios Central vacuum systems: Install as a pressurecontrol valve to protect the system from overpressure or pressure loss and to maintain steady suction performance. Industrial or workshop vacuum pumps: Use to automate pressure regulation in production lines or dustcollection systems, reducing manual intervention and downtime. Laboratory vacuum setups or medical suction equipment: Provide stable, automatic pressure control where consistent vacuum levels are critical for process repeatability and safety. Installation and maintenance notes Install directly into the equipment system using the standardized ports; precision manufacturing ensures a tight fit and straightforward integration. Routine care is minimal: perform periodic visual inspections and simple functional checks. No special maintenance tools or procedures are normally required. Why choose this valve Combines brass durability, automatic pressure management, fast actuation, wide compatibility, and near–maintenance operation to reduce downtime, simplify maintenance, and improve overall system performance.