Client Cases

European Client Reorders 2 To 1 Y Branch Solar Panel Parallel Connector Cables

Jun 18, 2026 Leave a message

Sarah Wu
Sarah Wu
As a project manager, I oversee the production of control and computer cables. My goal is to deliver precision-engineered products that meet client specifications and exceed expectations.

Recently, our company has successfully fulfilled a repeat bulk order of 2 To 1 Y Branch Solar Panel Parallel Connector Cables from a long-term European renewable energy partner. This batch covers 5,000 pairs of high-precision MC4-compatible solar Y branch parallel cables, widely used in household photovoltaic power stations, RV solar systems and small commercial solar projects. All products have passed strict waterproof, conductivity and pressure resistance tests, completed standardized anti-collision carton packaging, and are currently dispatched to the port, ready for overseas sea shipment.

1. Project Background: Reliable Quality Wins Long-Term Cooperation

Our European client is a professional supplier of solar system accessories and distributed photovoltaic solution integrators, focusing on outdoor solar power configuration for residential and mobile scenarios. Last quarter, the client placed a trial order for our Y branch solar parallel connectors, with strict requirements on waterproof performance, current stability and outdoor weather resistance.

After practical on-site application, the client highly recognized our products. Compared with ordinary connectors, our 2 to 1 Y branch cables feature stable parallel power transmission, no heat generation during long-term operation, and excellent aging resistance in complex outdoor environments such as high temperature, rain and snow. This repurchase order fully verifies the superior quality and practical value of our solar connector cables, and consolidates the long-term strategic partnership between the two parties.

2. Technical Specifications & Order Details

To facilitate customers' engineering design, project procurement and on-site construction, we have sorted out the core technical parameters and order information of this shipment as follows:

Key Parameters

Technical Details

Product Name

2 To 1 Y Branch Solar Panel Parallel Connector Cable

Compatible Standard

Universal MC4 Solar Connector Protocol

Rated Voltage

DC 1000V

Rated Current

20A Continuous Load

Wire Specification

12AWG Tinned Copper Wire (4mm²)

Waterproof Grade

IP67 Full Waterproof & Dustproof

Flame Retardant Rating

U.L94-V0 High Flame Retardant

Product Structure

1 Male to 2 Female + 1 Female to 2 Male (Complete Pair)

Cable Length

30cm (Customizable)

Quantity

50,000 Pairs

Incoterms

FOB Shanghai

Destination

Europe

3. Operational Excellence: Stable Performance & Strict Quality Control

Efficient Parallel Connection Design

The 2 to 1 Y branch structure realizes the parallel connection of two solar panels into one output port, effectively optimizing the wiring structure of photovoltaic systems. It avoids complicated wire splicing, reduces line loss, and improves the overall power generation efficiency of solar equipment. The plug-and-play design greatly simplifies on-site installation and construction, saving labor and time costs for projects.

Premium Material & Extreme Environmental Adaptability

The cable adopts high-purity tinned copper core, which features low resistance, high conductivity and stable current transmission without voltage drop. The outer layer is made of high weather-resistant PPO insulating material, which can resist ultraviolet aging, high-temperature oxidation and low-temperature brittleness. It can work stably in the temperature range of -40℃ to 85℃, adapting to harsh outdoor working conditions all year round.

Reliable Waterproof & Safety Protection

Equipped with double-layer waterproof sealing ring and integrated injection molding process, the connector reaches IP67 waterproof and dustproof level, effectively preventing rainwater, dust and moisture from invading the connection part. With UL94-V0 flame retardant property, it can effectively prevent short circuit and fire risks, ensuring long-term safe and stable operation of solar power systems.

4. Why Global Solar Buyers Choose Our Y Branch Connector Cables?

Strict Quality Certification: All products are certified by CE, TUV and UL, with complete test reports and batch quality traceability systems, meeting international photovoltaic industry standards.

Stable & Durable Performance: Adopting standardized production processes, the products have strong tensile resistance, anti-aging and anti-corrosion capabilities, with a service life of more than 10 years for outdoor use.

Flexible Customization Service: Support customized cable length, wire gauge and packaging solutions to meet the differentiated needs of household, RV, industrial and energy storage solar projects.

Professional Supply Chain Support: With sufficient stock and standardized production lines, we support bulk order customization and fast delivery, and are proficient in international export procedures to ensure efficient and on-time shipment.

Conclusion

This successful repurchase and shipment of solar Y branch parallel connector cables once again proves our professional strength in the field of photovoltaic accessory manufacturing. We have always adhered to the product concept of "safety, stability and high efficiency", providing cost-effective solar connection accessories for global photovoltaic project developers and distributors. In the future, we will continue to optimize product performance and upgrade service systems to empower the development of global new energy industry.

Looking for reliable M.C4 solar Y branch connector suppliers? Feel free to contact our team to get customized solutions and exclusive wholesale quotes!

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