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Line Set for Mini Split
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Line Set for Mini Split

Line Set for Mini Split


SANHUA HVAC takes pride in manufacturing a specialized 3/8" x 5/8" x 1/2" Black Rubber Insulation Line Set tailored for Mini Split systems. Our Copper pipe tubes are meticulously crafted, adhering to the stringent standards outlined by ASTM B280. The black rubber insulation, designed with flame-retardant properties, exhibits excellent performance with a resistance capability of up to 120℃. Moreover, it boasts a smoke rating of 25/50, making it highly suitable for various construction applications.


SANHUA HVAC stands as the forefront Mini Split Line Set Manufacturer, Supplier, and Factory in the industry. With a commitment to quality and innovation, SANHUA HVAC offers a comprehensive range of products that meet the diverse needs of Mini Split systems.


Our dedication to excellence is reflected in the meticulous production process and adherence to industry standards. The Mini Split Line Sets from SANHUA HVAC are designed not only to meet but exceed the expectations of our clients. We prioritize quality, durability, and performance, ensuring that our products consistently deliver optimal results.


Whether you are involved in a commercial or residential HVAC project, choosing SANHUA HVAC ensures access to cutting-edge technology and reliable solutions. Our Mini Split Line Sets are engineered to offer seamless compatibility with a variety of systems, providing a hassle-free and efficient installation experience.


In summary, SANHUA's 3/8" x 5/8" x 1/2" Black Rubber Insulation Line Set, coupled with SANHUA HVAC's industry-leading expertise, positions us as the go-to choice for those seeking quality and performance in Mini Split Line Sets. Trust us to deliver products that not only meet but exceed your expectations, ensuring a reliable and efficient HVAC system installation.


HVAC Parts are produced by SANHUA since 2008 years.


99.9% Pure copper pipe meets ASTM B280 and C12200 standard. Mini Split Line Set Coupling what we can do have following sizes 1/4" 3/8" 1/2" 5/8" 3/4" 7/8" 1 1/8", length can do 15m(50ft) 20m 25m 30m 50m for ductless mini-split. Insulation is made of 3/8" &  1/2" & 3/4" & 1" Polypropylene & UV Resistant, meets ASTM E 84, UL94, ASTM D1056 and ASTM G 21. Working temperature from -40℃ to 120℃, smoke 25/50. Works for every Air Conditioning & Refrigeration Application including Ductless mini-split, heat pump and Centralized Air Ducted Units. Pressure Rating: 2100 to 7000 PSI, much more than required 700 PSI for R410. Insulation we produce by ourself, can print your company name, size, meters etc.


99.9% Pure Copper

Mini Split Line Set Coupling can be customized 1-50M, the end of the 1-10m Mini Split Line Set Coupling can be used as a flare and copper slug, the material of the Mini Split Line Set can be copper or copper-aluminum, more than 10M can only be made of flat head, and the material of the Mini Split Line Set Coupling can only be all copper, dabund pipe's high quality copper coils meet/exceed ASTM B280 air conditioning and refrigeration standards (made from C12200 - 99.9% pure copper).


Plain Ends

Mini Split Line Set Coupling more than 10M is only made of flat head, which can be used in construction sites and large shopping malls, easy to cut, customers can customize the production and fixation of the Mini Split Line Set Coupling, we are the manufacturer, any length of 1-50m can be customized.


Plastic Cap

We will install a plastic cap at the end of the end of the Mini Split Line Set Coupling to prevent dirt from entering the inside of the Mini Split Line Set Coupling. Customers can customize the color of the plastic cap, red, pink or other colors. we are the manufacturer and will try our best to meet any needs of customers.


1/4 + 3/8 Line Set for Mini Split used for 0.75TON - 1.0TON mini split air conditioner.

1/4 + 1/2 Mini Split Line Set used for 1.5TON - 2.0TON mini split air conditioning.

1/4 + 5/8 Insulated Copper Piping used for 2.0TON - 2.5TON split air conditioner system.

3/8 + 5/8 Insulated Copper Tube apply for 3.0TON - 4.0TON ductless mini split air conditioner.

3/8 + 3/4 Insulated Copper Tubing used for 4.5TON - 6.0TON split air conditioner installation.

3/8 + 7/8 Insulated Copper Piping apply for 6.0TON - 8.0TON ductless mini split air conditioner.


Air conditioning copper line sets 1/4 + 3/8 used for 0.75P and 1P split air conditioning.

Copper pipe kit 1/4 + 1/2 commonly used for 1.5P and 2P mini split air conditioners.

1/4 + 5/8 Insulated copper line set used for 2P and 2.5air conditioner system.

3/8 + 5/8 Mini-split copper line set apply for 3P and 4P ductless mini split air conditioner.

3/8 + 3/4 Copper pipe kit used for 4.5P and 6P split aircon installation.

3/8 + 7/8 Insulated Copper Pipe Piping apply for 6P - 8p TON ductless mini split air conditioner.


1/4 + 3/8 Mini split line set used for 9000BTU and 12000 BTU split air conditioner.

All copper line set 1/4 + 1/2 commonly used for 12000 BTU and 18000 BTU mini split air conditioners.

1/4 + 5/8 Insulated copper line set used for 24000 BTU and 30000 BTU air conditioner system.

3/8 + 5/8 Mini-split line set apply for 36000 BTU and 48000 ductless air conditioner.

3/8 + 3/4 line set kit used for 54000 BTU and 72000 split air conditioner installation.

3/8 + 7/8 Insulated Copper Pipe Piping apply for 72000 BTU - 96000 BTU ductless mini split air conditioner.


Aircon copper line set 1/4 + 3/8 used for 9K and 12K split air conditioner.

High quality copper line set 1/4 + 1/2 commonly used for 12K and 18K mini split air conditioners.

1/4 + 5/8 Insulated copper line set used for 24K and 30K air conditioner system.

3/8 + 5/8 Mini-split line set apply for 36K and 48K ductless air conditioner.

3/8 + 3/4 Line set kit used for 54K and 72K split air conditioner installation.

3/8 + 7/8 Insulated Copper Pipe Piping apply for 72K - 96K ductless mini split air conditioner.


Why Choose Line Set for Mini Split from SANHUA HVAC?



Since our establishment in 2008, we take pride in being a reputable manufacturer specializing in Mini Split Line Set Couplings. With extensive experience in production and successful global exportation, our commitment to excellence has been unwavering. Our reliable 9-year partnership with a trusted forwarder ensures the guarantee of secure and punctual shipments. Week after week, we consistently load a minimum of 6-8 40HQ containers, dispatching them to various countries worldwide. Opting for SANHUA is not just a choice; it's a strategic decision that positions you for unparalleled success in your business ventures.




Our Individual Pre-Insulated Rolls are meticulously crafted to meet the unique specifications of ductless mini-splits, VRF systems, heat pumps, and unitary installations. This personalized approach ensures a seamless fit, streamlining the installation process for a diverse range of HVAC applications. Whether you're engaged in a large-scale commercial project or a residential installation, our Mini Split Line Set Couplings are engineered to meet and exceed industry standards, providing a reliable and efficient solution.




Quality is the bedrock of our offerings. SANHUA's Mini Split Line Set Couplings are manufactured with precision, adhering to stringent quality control measures. Our products boast durability, reliability, and optimal performance, ensuring they consistently meet the expectations of our clients. Combined with competitive pricing, our offerings provide a cost-effective solution without compromising on quality.




Beyond product excellence, our commitment extends to professional services, offering our clients peace of mind as they navigate their HVAC system requirements. Whether you require technical support, timely deliveries, or personalized solutions, SANHUA is dedicated to providing a comprehensive and reliable service.




In essence, SANHUA transcends the role of a mere manufacturer; we emerge as a reliable partner committed to delivering quality products, efficient logistics, tailored solutions, competitive pricing, and professional services. Opting for SANHUA signifies more than a transaction; it signifies a commitment to a collaborative and trustworthy relationship, ensuring unparalleled success for your business.






Come On, Do Not Hestitate

A Passionate Team is ready to deliver you an outstanding HVAC project.
Factory:Wugang Village,  Zhenglu Town,  Tianning District, Changzhou City,  Jiangsu,  China
Telephone:+86-15151937157

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