STAUFF hose connectors for test hoses are crucial components designed to extend hose lines within the STAUFF Test series, specifically models 20, 15, and 12. These connectors are available in various materials to suit different application needs: steel with a durable zinc/nickel coating for general use, and V2A and V4A stainless steel options for environments requiring higher corrosion resistance. The design of these hose connectors ensures a secure and reliable connection, facilitating efficient testing and maintenance of hydraulic systems. By choosing the appropriate material and size, users can enhance the performance and longevity of their test hose setups, ensuring safety and efficiency in industrial applications.