The ST45 Quick Coupling (3/8" Female) is a robust, high‑pressure connector engineered for professional cleaning systems, industrial wash equipment, and spray applications requiring fast, secure, and reliable coupling performance. Manufactured from nickel‑plated brass, this coupling delivers long‑lasting durability, corrosion resistance, and consistent performance under demanding operating conditions.

Key Features

• 3/8" Female Inlet — Standardised threaded connection for seamless integration with hoses, reels, and pressure systems.

• ST45 Female Outlet — Precision‑machined quick‑coupling interface for rapid, secure attachment and release.

• Nickel‑Plated Brass Construction — Enhances corrosion resistance and mechanical strength for extended service life.

• High‑Pressure Capability — Rated up to 250 bar, suitable for heavy‑duty cleaning and industrial applications.

• High Temperature Tolerance — Operates safely up to 150°C, ideal for hot‑water systems.

• DN10 Internal Diameter — Optimised flow path for stable water delivery and system efficiency.

• Colour‑Coded (Blue) — Supports easy identification within multi‑coupling setups.

Technical Specifications

• Material: Nickel‑Plated Brass

• Inlet: 3/8" Female

• Outlet: ST45 Female

• Max Pressure: 250 bar

• Max Temperature: 150°C

• Internal Diameter: DN10 (10 mm)

• Weight: 0.17 kg

• Country of Origin: China

Applications

Ideal for pressure‑washing systems, industrial cleaning equipment, site and vehicle wash setups, and any application requiring a durable, high‑pressure quick‑coupling solution.