Wide application. Professional high & low quick couplers adapters for R1234yf refrigerants, designed to use with diagnostic manifold gauge and designed for AC charging, diagnostic check, recovery and evacuation work.
Easy recognition. Include high and low pressure quick couplers, red for high pressure, blue for low pressure, literal explanation on product top for easy recognition,
Safe and durable. Brass metal construction for quick and easy connect/disconnect; protection sleeve provides safety protection and avoids injury and refrigerant loss, defending against leakage
