PRO-SET R-134a High Side Manual Coupler - 1/4 SAE - CPS Products

The CPS Products PRO-SET QCH134 R-134a High Side Manual Coupler is a professional-grade tool designed for precise and reliable A/C service on R-134a automotive systems. This coupler provides technicians with manual control for secure high-side port connections, aiming to minimize refrigerant loss and ensure accurate diagnostics in demanding shop environments. It is an essential component for efficient and repeatable A/C maintenance procedures.

Key Features

• R-134a High Side Specific: Exclusively engineered for R-134a automotive A/C systems, ensuring compatibility with most late-model passenger cars and light trucks utilizing standard R-134a service fittings.
• Manual Control for Precise Engagement: The screw-style manual operation allows technicians to control valve engagement, reducing the risk of sudden pressure release, refrigerant waste, or damage to service ports.
• Standard 1/4" SAE Connection: Features a standard 1/4" SAE male fitting, ensuring seamless integration with most professional manifold gauge sets, recovery machines, and charging hoses used in automotive A/C service.
• Positive-Locking Quick Connect Design: Provides a secure, positive-locking connection to the high-side port, establishing a reliable seal for consistent pressure readings during diagnostics and service operations.
• Durable, Professional-Grade Construction: Built with robust materials designed to withstand the rigors of daily use in automotive and light industrial HVAC/R environments, ensuring long-term reliability and performance.

Applications

The QCH134 is an essential tool for connecting to the high-side service port on R-134a automotive A/C systems. It facilitates critical tasks such as pressure diagnostics, performance testing, system charging, and refrigerant recovery. This coupler is ideal for use with manifold gauge sets during routine system checks, leak diagnosis, and preventative maintenance on cars, SUVs, and light trucks equipped with R-134a refrigerant.

Specifications

• Manufacturer: CPS Products
• Model Number: QCH134
• Product Name: PRO-SET R-134a High Side Manual Coupler – 1/4 SAE
• Refrigerant Compatibility: R-134a
• Service Port: High side
• Connection: 1/4" SAE male fitting (Note: Some sources indicate 14mm female thread)
• Weight: 0.4 lb
• Dimensions: 4.5" x 2.8" x 1.7"