The 27KA quick coupling socket with valve, designed in the EURO profile DN10, ensures reliable and efficient performance in demanding pneumatic and hydraulic applications. Equipped with the advanced ULTRA-FLO valve, it delivers an exceptionally high flow coefficient, achieving up to 2400 l/min at 6 bar with minimal pressure drop, while also providing excellent water flow capacity of 37.5 l/min at Δp=1 bar. Built for durability, the body is made of nickel-plated brass, complemented by a hardened nickel-plated steel sleeve, a robust brass valve, and stainless-steel components including springs, balls, and ring, guaranteeing long-lasting resistance to wear and corrosion. High-quality NBR sealing ensures secure tightness and dependable operation across a wide temperature range from -20°C to +100°C. Available with external BSPT or internal BSP threads, this coupling socket offers versatile installation options, making it an ideal solution for professional systems requiring up to 35 bar working pressure and consistent, high-performance flow.