The quick coupling plug DN12 with valve from the 57 KB series is a robust and efficient solution designed for demanding applications with both liquid and gas media. Engineered for high performance, it ensures a working pressure of up to 35 bar and delivers an impressive flow capacity of 3300 l/min for air at Pe=6 bar with Δp=0.5 bar, as well as 73.5 l/min for water at Δp=1 bar with a Kv value of 4.4. Manufactured from durable nickel-plated brass, it guarantees long-lasting resistance to wear and corrosion, while the NBR sealing provides reliable tightness and safety in operation. Suitable for use in a wide temperature range from -20°C to +100°C, this coupling plug is available with either external or internal BSP thread, offering flexibility and easy integration into various systems. Its optimized design ensures quick connection and disconnection, minimizing downtime and maximizing efficiency in industrial environments where reliability and high flow rates are essential.