Mastercool 82934-E Service Coupler Blue Low Side R134a Manual

Professional manual service coupler for R134a low-side (blue) connections. Features 1/4" FL-M x 13mm connection for secure attachment to low-pressure service ports. Manual operation provides precise control during refrigerant service. Essential for R134a automotive and HVAC applications.

Key Features:

• Manual service coupler for R134a
• Low-side (blue) connection
• 1/4" FL-M x 13mm fitting
• Manual operation for precise control
• Secure attachment to service ports
• Prevents refrigerant loss
• Durable construction
• Professional-grade quality

Specifications:

• Connection: 1/4" FL-M x 13mm
• Type: Manual service coupler
• Side: Low-side (blue)
• Refrigerant: R134a
• Application: Automotive A/C, HVAC

Applications:

• R134a low-side service connections
• Automotive A/C charging and recovery
• HVAC system service
• Refrigerant pressure testing
• Vacuum evacuation

Benefits:

Manual operation allows precise control when connecting and disconnecting from service ports, preventing refrigerant loss and ensuring safe operation. The 13mm connection is specifically sized for R134a low-side ports. Essential for professional R134a service work.