1. Widely used in filling nitrogen gas. helium gas. compressed air, refrigerant, etc Connect v/ith plug of KZD.
2. After connected and locked by balls, the plug of KZD is open automatically Pressthe handle and the flow goes smoothly; released the handle to close the air source. Hold pressure testing.
3. When the couplings are disconnected, valves are closed automatically to prevent air leakage
4. R12. R22. R404A, R407C, R410A. R134A. R152A, R600A3
Suitable medium: R12. R22, R404A. R407C* R410A, R134A. R152A. R600A,etc