One high and one low connector All copper R744 quick couple for refrigerant charging

Ningbo Upperweld Tools Co.,Ltd. is dedicated to the heating torch, gas regulator, and weed burner industry. As a modern enterprise, we integrate research and development, design, manufacturing, and marketing, specializing in the production of various heating torches, pressure regulators, and weed burners for export worldwide. Located in Ningbo City, Zhejiang Province, China, Upperweld Tools enjoys convenient transportation to the airport and Ningbo Port. Since our establishment, we have utilized scientific management, new materials, and technology to continuously develop new products. Our commitment to providing quality products, reasonable prices, and excellent after-sales services has earned us the trust and loyalty of our customers. Our products have been exported to many countries and regions, including the United States, Canada, Germany, France, and South Asia. We sincerely hope to establish long-term partnerships and create mutual benefits for society. Our mission is to become the top specialized vendor in the heating torch industry, dedicated to producing the best welding equipment and providing exceptional services to our customers.