Blue and red quick connector valves for R-1234yf refrigerant. With help of those adapters you will be able to use your standard R-134a manifold gauge set and vacuum pump to refill with the new type of R-1234yf refrigerant. The adapters are made of CNC aluminum, brass, steel, rubber seals and designed to fit over new style of R-1234yf air conditioning system service valves. The blue adapter is for a low pressure service valve, and the red is for a high pressure service valve. Both valves can be controlled by spinning the top of the adapter caps. The adapters are equipped with self-locking sleeves to avoid accidental retraction when valves are in the open position. Both adapters include M12x1.5 to 1/4 SAE brass thread adapters. 

Features:

• Bright blue and red colors for easy indication to correct service valves
• Smooth opening and closing action with rotation of the top cap
• Suitable for standard type of manifold gauges that can be used with 1/4 SAE threaded fittings
• Specifically made for new types of R-1234yf service valves
• Safety sleeve to prevent from accidental removal when valve pin is in the open position

Specifications: 

• Model: YS-101
• Fitment: for R-1234yf refrigerant systems
• Blue connector for low pressure service valve
• Red connector for high pressure service valve
• Includes threaded M12x1.5 to 1/4 SAE brass adapters
• Blue adapter height: 2in or 52mm
• Red adapter height: 2.3in or 57mm
• Red or blue adapter diameter: 1.3in or 32mm 
• Not compatible with R-134a service valves
• Weight: 12.7oz or 361g

Package includes:

• Red R-1234yf low pressure adapter valve
• Blue R-1234yf high pressure adapter valve
• Retail packaging