Hailiang Copper Refnet Joint – Branch Pipe Fittings for Hitachi
VRF/VRV Air Conditioning Systems (52SN, 102SN, 162SN, 302SN)
Product Description
The Hailiang Copper Refnet Joint is a high-quality branch pipe fitting designed specifically for Hitachi VRF/VRV air conditioning systems, including models 52SN, 102SN, 162SN, and 302SN. Manufactured with premium-grade copper, these fittings provide exceptional durability, superior
conductivity, and long-lasting performance in HVAC installations.
The refnet joint design enables efficient distribution and balancing of refrigerant
between the main and branch lines, ensuring optimal system
efficiency and stable performance. With precise dimensions and
compatibility with Hitachi VRF/VRV systems, these fittings
guarantee a reliable connection that minimizes leakage risks.
Widely used in commercial buildings, offices, and residential complexes, Hailiang copper refnet joints are engineered to meet the
demanding requirements of modern HVAC systems, delivering
dependable performance and cost efficiency.
Product Advantages
High-quality copper construction for excellent thermal conductivity and durability.
Precise design ensures full compatibility with Hitachi VRF/VRV systems.
Reliable refrigerant flow distribution for efficient cooling and heating.
Leak-proof performance with long service life.
Easy to install and suitable for large-scale HVAC projects.
Ideal for commercial, industrial, and residential air conditioning
applications.
Installation Instructions
Verify the compatibility of the refnet joint with the corresponding
Hitachi VRF/VRV model.
Cut and prepare copper pipes to the required length.
Connect the refnet joint to the main line and branch lines using
brazing or welding.
Ensure proper sealing and pressure testing to prevent refrigerant
leakage.
Complete system vacuuming and refrigerant charging as per Hitachi
installation guidelines.
Conduct operational testing to confirm proper refrigerant
distribution.
Our Services
OEM/ODM support with customized sizes, packaging, and branding.
Bulk supply and wholesale service with competitive pricing.
Fast delivery with large inventory ready for shipment.
Technical support for HVAC installation and project needs.
Certified quality assurance meeting international HVAC standards.
24/7 customer service for pre-sales consultation and after-sales support.
Product Attributes
| Attribute | Details |
|---|
| Product Name | Hailiang Copper Refnet Joint – Branch Pipe Fittings |
| Compatible Models | Hitachi VRF/VRV Systems (52SN, 102SN, 162SN, 302SN) |
| Material | High-Quality Copper |
| Application | VRF/VRV Air Conditioning Refrigerant Distribution |
| Features | Leak-Proof, Durable, High Conductivity, Precise Dimensions |
| Installation Method | Brazing / Welding |
| Certification | ISO/CE Certified, Compliant with International HVAC Standards |
| Usage | Commercial Buildings, Offices, Residential Complexes, Industrial
HVAC |
Frequently Asked Questions
Q1: When will you arrange the delivery?
A: Generally 1-2 weeks after the payment, and we will continually
inform customer the goods carriage status, until you receive the
goods.
Q2: Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery.
Q3: Can we get the some technological training?
A: Our company provide the complete technological training,
including: installation, use and maintenance.
Q4: How long is your products warranty?
A: The products of our lifetime for you to provide maintenance, one
year warranty, Courier fees to pay half, after a year of
maintenance fees shall be borne by the buyers.
Q5: How do you make our business long-term and good relationship?
A: 1. We keep good quality and competitive price to ensure our
customers benefit; 2. We respect every customer as our friend and
we sincerely do business and make friends with them, no matter
where they come from.
