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Precision Refrigerant
Charging & Recovery Systems

ISO & CE Certified | Serving 46 Countries | 20+ Years of Innovation

Explore Our Machines

Your Professional & Reliable Partner

Nanjing Wonfulay Precision Machinery Co., Ltd. is a comprehensive high-tech enterprise specialized in the R&D, manufacturing, and sales of refrigerant recovery, charging, and reclaim systems for the HVAC/R industry. Established in the 1990s and located in Nanjing, China, we have over two decades of experience delivering precision-engineered solutions trusted across 46 countries.

Our machines meet ARI 740 standards and are certified with ISO and CE. With continuous innovation, we hold multiple national and international patents, ensuring our clients receive cutting-edge, reliable, and compliant equipment.

2009
Year Established
120+
Employees
46
Countries Served
Factory Interior

Our Product Categories

We focus on high-precision refrigerant handling systems for HVAC/R applications, including recovery, charging, filling, reclaim, and charging stations.

Refrigerant Recovery Machine

Efficiently recover used refrigerants with high purity and compliance.

Refrigerant Charging Machine

High-speed, ±0.5% precision charging for R22, R410A, and more.

Refrigerant Filling Machine

Automated filling systems for industrial-scale refrigerant packaging.

Refrigerant Reclaim Machine

Purify and reclaim refrigerants to meet AHRI 700 standards.

Refrigerant Charging Station

ATEX-certified explosion-proof stations for hazardous environments.

Charging Equipment

Comprehensive tools and accessories for HVAC/R service and production.

Top Products

High-precision, high-speed refrigerant charging and recovery systems trusted globally.

High Precision Refrigerant Charging Machine

High Precision ±0.5% Charging Machine

  • Charging Speed: 60–260 g/s
  • Vacuum Degree: 5–10 Pa
  • Compatible with R22, R410A
  • Fast, automated charging
CM8600 Dual System

CM8600 Dual System Charging Machine

  • Precision: ±0.5%
  • Speed: 60–260 g/s
  • Dual refrigerant support
  • Industrial-grade durability
Explosion Proof Station

Ex-Proof CM8600 EXS Station

  • ATEX Certified
  • Precision: ±0.5%
  • Charging Speed: 60–260 g/s
  • Explosion-proof design
Auto Ex-Proof Station

Auto Ex-Proof Charging Station

  • Power: 380V/50Hz
  • Automatic operation
  • High safety standards
  • For hazardous environments
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R22 R410A Freon Charging Unit

  • High-Speed Charging: 60–260 g/s
  • Vacuum: 5–10 Pa
  • Universal compatibility
  • Compact design
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High-Speed Charging Station

  • Speed: 60–260 g/s
  • Vacuum: 5–10 Pa
  • Continuous operation
  • Robust industrial build
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R410a R134a Gas Charging Equipment

  • Auto refrigerant filling
  • Digital precision control
  • For automotive & HVAC
  • Fast cycle times
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ATEX Gas Filling Equipment

  • Explosion-proof certified
  • Safe for flammable gases
  • High-pressure handling
  • Used in chemical & energy sectors

Why Choose Our Machines?

Engineered for performance, safety, and reliability in demanding environments.

ISO & CE Certified

Compliant with international safety and quality standards.

High Speed & Precision

±0.5% accuracy with charging speeds up to 260g/s.

Global Support

Serving customers in 46 countries with local assistance.

20+ Years Experience

Trusted by industry leaders since the 1990s.

Latest News

Stay updated with our latest projects and client success stories.

Project Image
July 27, 2024

Ansha Energy – R1233zd Low Pressure Recovery

Provided custom refrigerant recovery solution for waste heat power generation equipment using R1233ZD.

Case Study
July 19, 2024

FMWorld – CM8600 in Agricultural Machinery

Integrated CM8600 for refrigerant charging in corn harvesters and tractors.

Upgrade Project
July 18, 2024

Turkey Elektro Heat Pump Line Upgrade

Supplied high-speed charging stations to expand production capacity.

Get in Touch

For quotes, technical support, or partnership inquiries, visit our official website to contact us directly.

Visit Official Website

Nanjing Wonfulay Precision Machinery Co., Ltd.

Phone: 86-25-8562-2796

Email: [email protected]

Address: No. 27, Bofu Road, Zhongshan Tech Park, Nanjing, Jiangsu, China

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