C800208 is listed in DICSA's technical catalogue under Quick-release couplings / TraleGreen Quick release couplings / ISO A Quick release coupling.
Match both coupling halves by interface and series, then check the fluid and operating conditions stated in the technical documentation.
Source specifications: Material: Mild Steel; Port 1 thread: 1/2" BSP.
Use the catalogue drawing and exact part reference to check connection geometry, hose or tube compatibility, and installation requirements.
