The quick coupling plug with hose end is a lightweight and highly efficient solution designed for versatile use in water, chemical, and pneumatic installations. Unlike traditional heavy couplings with balls and securing sleeves, this innovative connector ensures minimal weight while maintaining durability and reliability. Equipped with a precision-engineered valve, it guarantees high flow capacity with minimal leakage, optimizing performance in demanding applications. Its unique design allows slight hose rotations, effectively preventing twisting and reducing the risk of accidental disconnection, which enhances both safety and convenience. Manufactured from robust polypropylene and sealed with an EPDM o-ring, the coupling ensures long-lasting resistance to chemicals and non-freezing liquids, making it ideal for use in chemical photographic processes, battery and accumulator filling systems, sprayers, and pneumatic networks. With a working pressure of up to 4.2 bar and an operating temperature range from 0°C to +71°C, it delivers reliable performance across a wide spectrum of industrial and technical environments. This modern coupling solution combines efficiency, safety, and ease of use, offering professionals a dependable component that streamlines operations and maximizes productivity.