Mastercool 83934 Low Side R1234yf Refrigerant Coupler Blue

The Mastercool 83934 is a heavy-duty manual coupler designed specifically for R1234yf refrigerant systems. This low-side service coupler features a distinctive blue color for easy identification and ensures proper connection to the low-pressure side of automotive A/C systems using the newer R1234yf refrigerant.

Key Features:

• Heavy-duty manual coupler construction for durability and reliable performance
• Engineered for minimal refrigerant loss during connection and disconnection
• 12mm female fitting specifically designed for R1234yf refrigerant systems
• Blue color-coded design for quick identification as low-side coupler
• Convenient clam shell packaging for storage and protection

This coupler is an essential tool for automotive technicians servicing modern vehicles equipped with R1234yf air conditioning systems. The low-loss design helps minimize refrigerant waste and environmental impact while maintaining system efficiency.

WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information, go to www.P65Warnings.ca.gov.