High-Precision Refrigerant Charging Equipment for Automotive Air Conditioning Systems | Automatic High & Low Pressure Refrigerant Filling Machine

The increasing demand for energy-efficient automotive air conditioning systems requires precise and reliable refrigerant charging solutions. HeJin's Automatic High & Low Pressure Refrigerant Filling Machine is specifically designed to provide accurate refrigerant recovery, vacuuming, leak checking, charging, and data management for modern automotive HVAC production lines.

As a professional manufacturer of Auto Parts Test Equipment and Refrigerant Charging Equipment, HeJin integrates advanced automation technology, intelligent control systems, and precision metering solutions to help automotive manufacturers, EV component suppliers, HVAC system producers, and refrigeration equipment manufacturers improve production efficiency and product quality.

Manufactured directly by HeJin, this Refrigerant Filling Machine offers stable performance, flexible customization, and comprehensive technical support throughout the equipment lifecycle.

• Automatic high and low pressure refrigerant charging system
• High-precision refrigerant metering technology
• Suitable for R134a, R1234yf and other refrigerants
• Integrated vacuuming, leak testing and charging functions
• PLC intelligent control system
• Production line integration ready

• Intelligent Automatic Operation

  The equipment automatically completes vacuuming, pressure monitoring, refrigerant charging, and process verification with minimal operator intervention.

• High-Accuracy Refrigerant Metering

  Advanced mass-flow control technology ensures stable charging accuracy for different refrigerant types.

• High & Low Pressure Charging Capability

  Supports simultaneous high-pressure and low-pressure charging modes for improved production flexibility.

• Vacuum Leak Detection Integration

  Vacuum retention testing helps identify potential leakage issues before refrigerant filling.

• Data Traceability System

  Stores charging records, production data, test results, and equipment status for quality management.

• Automotive air conditioning systems
• EV battery cooling systems
• HVAC modules
• Refrigeration pipelines
• Condensers
• Evaporators

• Vacuum degree
• Vacuum retention
• High pressure value
• Low pressure value
• Refrigerant charging amount
• Charging speed
• Charging time
• Leak indication

• What refrigerants can this machine handle?

  The system can be configured for R134a, R1234yf, and other approved refrigerants according to customer requirements.

• Can it be integrated into existing production lines?

  Yes. The machine supports MES, PLC communication, barcode systems, and automated production line integration.

• Is charging accuracy guaranteed?

  The equipment adopts precision flow control technology to achieve stable and repeatable charging performance.

• Can HeJin provide customized solutions?

  Yes. We offer customized refrigerant charging stations based on production capacity, refrigerant type, and automation requirements.

• Does HeJin provide overseas support?

  Yes. Remote support, online training, documentation, and spare parts services are available worldwide.

HeJin is a professional manufacturer specializing in Auto Parts Test Equipment, Refrigerant Charging Equipment, Leak Testing Equipment, Waterproof Testing Equipment, EV Component Testing Systems, and Customized Automation Solutions.

With strong R&D capabilities, advanced manufacturing facilities, and years of industry experience, HeJin delivers reliable testing and production equipment for automotive, electronics, refrigeration, and new energy industries.