“We installed PNS Series copper joints for our HVAC applications and have found them to be reliable and consistent. The quality of the components gives our installation team confidence. UAE is working on VRF piping systems.”
That fitting discipline extends all the way through the kit. A universal Multi-Step design supports all major OEM VRF/VRV systems’ pipe diameters, so installers don’t need to source extra fittings mid-project to bridge a size difference. Each branch is pre-assembled as a tubing module, saving time during installation and minimizing the errors associated with field-fabricated piping. Joints are brazed with 2% silver BCuP-6 rod resulting in a strong consistent bond and each unit is pressure tested individually at 5.2 MPa to guaranty totally leak free performance before delivery. The insulation is fire-grade XLPE and Class O NBR, which prevent the formation of condensation on the copper and keep the joints dry and operational even under continuous system pressure. The result is a building that is durable enough to provide energy efficiency, reduced maintenance requirements and reliable HVAC system performance for years to come—not just during the warranty term.
| Model Number | Pipe | Pipe A (ID) | Pipe B (ID) | Pipe C (ID) |
|---|---|---|---|---|
| Pi-CZ-P680BK2 | Gas Side | 28.58 (1-1/8) R – 25.40 (1) – 22.22 (7/8) – 19.05 (3/4) R – 15.88 (5/8) – 12.70 (1/2) | 28.58 (1-1/8) R – 25.40 (1) – 22.22 (7/8) – 19.05 (3/4) R – 15.88 (5/8) – 12.70 (1/2) | 28.58 (1-1/8) R – 25.40 (1) – 22.22 (7/8) – 19.05 (3/4) |
| Liquid Side | 15.88 (5/8) R – 12.7 (1/2) – 9.52 (3/8) – 6.35 (1/4) | 15.88 (5/8) R – 12.7 (1/2) – 9.52 (3/8) – 6.35 (1/4) | 15.88 (5/8) R – 12.7 (1/2) – 9.52 (3/8) | |
| Pi-CZ-P680PJ2 | Gas Side | 28.58 (1-1/8) R – 31.75 (1-1/4), R – 25.40 (1) | 28.58 (1-1/8) R – 25.40(1) – 22.22 (7/8) – 19.05 (3/4), | 28.58 (1-1/8) R – 25.40(1) – 22.22 (7/8) – 19.05 (3/4), |
| Liquid Side | 15.88 (5/8) R – 12.7 (1/2) – 9.52 (3/8) R – 19.05 (3/4) – 22.22 (7/8) | 15.88 (5/8) R – 12.7 (1/2) – 9.52 (3/8) R – 19.05 (3/4) | 15.88 (5/8)R – 12.7 (1/2) – 9.52 (3/8) | |
| Pi-CZ-P160BK2 | Gas Side | 15.88 (5/8) R – 19.05 (3/4) | 15.88 (5/8) R – 19.05 (3/4) R – 12.70 (1/2) | 15.88 (5/8) R – 12.70 (1/2) |
| Liquid Side | 12.70 (1/2) R – 9.52 (3/8) | 12.70 (1/2) R – 9.52 (3/8) – 6.35 (1/4) | 12.70 (1/2) R – 9.52 (3/8) – 6.35 (1/4) | |
| Pi-CZ-P1350BK2 | Gas Side | 31.75 (1-1/4) R – 28.58 (1-1/8) – 25.40 (1) R – 38.10 (1-1/2) | 31.75 (1-1/4) R – 28.58 (1-1/8) – 25.40 (1) R – 38.10(1-1/2) | 31.75 (1-1/4) R – 28.58 (1-1/8) – 25.40 (1) R – 22.22 (7/8) – 19.05 (3/4) R – 15.88 (5/8) – 12.70 (1/2) |
| Liquid Side | 15.88 (5/8) R – 19.05 (3/4) | 15.88 (5/8) R – 19.05 (3/4) R – 12.70 (1/2) | 15.88 (5/8) R – 12.70 (1/2) – 9.52 (3/8) – 6.35 (1/4) | |
| Pi-CZ-P1350PJ2 | Gas Side | 28.58 (1-1/8) R – 25.40 (1) R – 31.75 (1-1/4) | 28.58 (1-1/8) R – 25.40 (1) – 22.22 (7/8) – 19.05 (3/4) | 28.58 (1-1/8) R – 25.40 (1) – 22.22 (7/8) – 19.05 (3/4) |
| Liquid Side | 15.88 (5/8) R – 12.7 (1/2) – 9.52 (3/8) R – 19.05 (3/4) – 22.22 (7/8) | 15.88 (5/8) R – 12.7 (1/2) – 9.52 (3/8), R – 19.05 (3/4) | 15.88 (5/8) R – 12.7 (1/2) – 9.52 (3/8) |
| Model Number | Pipe | Pipe A (ID) | Pipe B (ID) | Pipe C (ID) |
|---|---|---|---|---|
| Pi-CZ-P680BK2 | Gas Side | 28.58 (1-1/8) R - 25.40 (1) - 22.22 (7/8) - 19.05 (3/4) R - 15.88 (5/8) - 12.70 (1/2) | 28.58 (1-1/8) R - 25.40 (1) - 22.22 (7/8) - 19.05 (3/4) R - 15.88 (5/8) - 12.70 (1/2) | 28.58 (1-1/8) R - 25.40 (1) - 22.22 (7/8) - 19.05 (3/4) |
| Liquid Side | 15.88 (5/8) R - 12.7 (1/2) - 9.52 (3/8) - 6.35 (1/4) | 15.88 (5/8) R - 12.7 (1/2) - 9.52 (3/8) - 6.35 (1/4) | 15.88 (5/8) R - 12.7 (1/2) - 9.52 (3/8) | |
| Pi-CZ-P680PJ2 | Gas Side | 28.58 (1-1/8) R - 31.75 (1-1/4), R - 25.40 (1) | 28.58 (1-1/8) R - 25.40(1) - 22.22 (7/8) - 19.05 (3/4), | 28.58 (1-1/8) R - 25.40(1) - 22.22 (7/8) - 19.05 (3/4), |
| Liquid Side | 15.88 (5/8) R - 12.7 (1/2) - 9.52 (3/8) R - 19.05 (3/4) - 22.22 (7/8) | 15.88 (5/8) R - 12.7 (1/2) - 9.52 (3/8) R - 19.05 (3/4) | 15.88 (5/8)R - 12.7 (1/2) - 9.52 (3/8) | |
| Pi-CZ-P160BK2 | Gas Side | 15.88 (5/8) R - 19.05 (3/4) | 15.88 (5/8) R - 19.05 (3/4) R - 12.70 (1/2) | 15.88 (5/8) R - 12.70 (1/2) |
| Liquid Side | 12.70 (1/2) R - 9.52 (3/8) | 12.70 (1/2) R - 9.52 (3/8) - 6.35 (1/4) | 12.70 (1/2) R - 9.52 (3/8) - 6.35 (1/4) | |
| Pi-CZ-P1350BK2 | Gas Side | 31.75 (1-1/4) R - 28.58 (1-1/8) - 25.40 (1) R - 38.10 (1-1/2) | 31.75 (1-1/4) R - 28.58 (1-1/8) - 25.40 (1) R - 38.10(1-1/2) | 31.75 (1-1/4) R - 28.58 (1-1/8) - 25.40 (1) R - 22.22 (7/8) - 19.05 (3/4) R - 15.88 (5/8) - 12.70 (1/2) |
| Liquid Side | 15.88 (5/8) R - 19.05 (3/4) | 15.88 (5/8) R - 19.05 (3/4) R - 12.70 (1/2) | 15.88 (5/8) R - 12.70 (1/2) - 9.52 (3/8) - 6.35 (1/4) | |
| Pi-CZ-P1350PJ2 | Gas Side | 28.58 (1-1/8) R - 25.40 (1) R - 31.75 (1-1/4) | 28.58 (1-1/8) R - 25.40 (1) - 22.22 (7/8) - 19.05 (3/4) | 28.58 (1-1/8) R - 25.40 (1) - 22.22 (7/8) - 19.05 (3/4) |
| Liquid Side | 15.88 (5/8) R - 12.7 (1/2) - 9.52 (3/8) R - 19.05 (3/4) - 22.22 (7/8) | 15.88 (5/8) R - 12.7 (1/2) - 9.52 (3/8), R - 19.05 (3/4) | 15.88 (5/8) R - 12.7 (1/2) - 9.52 (3/8) |
| Reducer Number & Size | |||
|---|---|---|---|
| 1 | 6.35 (1/4) ID X 9.52 (3/8) ID X 12.7 (1/2) OD | 7 | 15.88 (5/8) ID X 22.22 (7/8) ID X 25.4 (1) ID X 28.58 (1 1/8) OD |
| 2 | 6.35 (1/4) ID X 9.52 (3/8) ID X 12.7 (1/2) ID X 15.88 (5/8) ID X 19.05 (3/4) OD | 8 | 28.58 (1-1/8) ID X 25.4 (1) OD |
| 3 | 12.7 (1/2) ID X 15.88 (5/8) ID X 19.05 (3/4) ID X 22.22 (7/8) ID X 25.4 (1) OD | 9 | 25.4 (1) ID X 28.58 (1-1/8) ID X 31.8 (1-1/4) ID X 34.9 (1-3/8) OD |
| 4 | 28.58 (1-1/8) ID X 31.8 (1-1/4) ID X 38.10 (1-1/2) ID X 41.2 (1-5/8) OD | 10 | 12.7 (1/2) ID X 15.88 (5/8) ID X 19.05 (3/4) ID X 22.22 (7/8) ID X 25.4 (1) ID X 28.58 (1-1/8) OD |
| 5 | 25.4 (1) ID X 28.58 (1-1/8) ID X 31.8 (1-1/4) ID X 38.10 (1-1/2) OD | 11 | 22.22 (7/8) ID X 19.05 (3/4) OD |
| 6 | 54.1 (2-1/8) ID X 44.4 (1-3/4) ID X 41.2 (1-5/8) OD | 12 | 41.2 (1-5/8) ID X 38.10 (1-1/2) OD |
227 Enterprise Pvt. Ltd. is a specialist producer with over a decade of knowledge in VRF system components – not a generic fitting house that added VRF parts to a catalog. Rather than providing standard fittings, the company custom designs its PNS Series kits to rigorous OEM specifications to ensure exact fitment and dependable performance, be it hospitals, hotels and educational institutions or airports, IT parks and shopping malls, where a large-capacity VRF installation simply cannot afford to have a branch that underperforms. All joints are made of high grade, fault free copper and are brazed with 2% silver BCuP rod All joints are pressure tested to 5.2 MPa to assure leak free longevity before shipping. That production discipline is backed by BIS certification, AS 4041 pressure-piping compliance, ISO and CE certification, and India’s ZEE (Zero Defect Zero Effect) quality and sustainability rating – a stack of credentials most branch-piping suppliers can’t match. It is this proven reliability that has made the PNS Series a preferred choice of consultants and contractors undertaking major HVAC projects globally.
“We installed PNS Series copper joints for our HVAC applications and have found them to be reliable and consistent. The quality of the components gives our installation team confidence. UAE is working on VRF piping systems.”
“We would like to thank 227 Enterprise Pvt Ltd for their technical support in the selection of PNS Series components for our VRF applications. They understand VRF needs, so they can more easily match the right solution to each project.”
“OEM applications need very careful attention to technical parameters and the PNS Series has lived up to our expectations. The crew at 227 Enterprise Pvt Ltd additionally provides good technical help when we need to clarify the product needs.”
The OEM-compatible PNS Series Y Branch offers a perfect fit, uniform refrigerant distribution and easy installation. It mitigates the danger of wrong dimensions, minimizes on-site changes and assists in preserving the specified performance and efficiency of the VRF HVAC system.
When choosing a PNS Series for VRF Y Branch examine OEM model number, refrigerant type, pipe size, system capacity and project drawings (SLD). Proper selection of the correct branch junction enables correct flow of refrigerant, reliable operation and long term system efficiency.
Yes. PNS series is commonly utilized in office buildings, hospitals, hotels, shopping malls, IT parks, airports, educational institutions and industrial facilities. The design complies with OEM standards and guaranties efficient refrigerant distribution and reliable performance in large-capacity VRF installations.
The 227 Enterprise PNS Series is designed to OEM specs for an exact fit and repeatable quality, not field produced branch pipe. Factory-engineered structure simplifies installation, improves refrigerant distribution, lowers on-site fabrication, and makes the entire VRF system more reliable.
The PNS series is BIS approved, ISO and CE marked and complies with Australian Standard AS 4041 for pressure plumbing. It also has ZED Certificate (Zero Defect Zero Effect) rating of India, a Government of India MSME scheme that recognizes manufacturing quality and environmentally responsible production — covering material, pressure-performance and quality benchmarks that most international and domestic projects demand.
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VRF Y Branch for VRF Air Conditioning Systems Compatible with R410 Refrigerant.
VRF Y Joints for VRF Air Conditioning Systems Compatible with R410 Refrigerant.
VRF Y Branch for VRF Air Conditioning Systems Compatible with R410 Refrigerant.
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Manufactured for Optimal Refrigerant Flow Distribution in VRF Systems Working on R410 Refrigerant.