Connecting Solar Panels to Inverters DC Cables 4mm2

Company Introduction

HENAN JINSHUI WIRE&CABLE Co., Ltd., subordinated to the Jinshui Cable Group Co., Ltd., is an international trading company professional in the research and development, manufacturing and sales of wires and cables.



Jinshui Cable Group, founded in 1983 and formerly known as Zhengzhou 2ND Cable Plant, is the largest cables and wire and electrical products R&D and production base, sales and export base, and CNC logistics distribution base in central China, as well as Top-10 of China in comprehensive cables and wire strength.



The company covers an area of 360000 square meters and the fixed assets of RMB 680 million; Having main production equipment of more than 300 sets (units), measuring and testing equipment of more than 50 sets (units), and reaching the annual production capacity of RMB 5 billion. The company has the most advanced production equipment and a high-quality production management team. Its “Jinshui” brand wire, cable and electrical products are widely used all over the world in real estate, transportation, energy, and power transmission and other fields, and well received by customers.



The company has a full range of products, including various high, medium and low voltage cable wire products from 300V to 220kV and all kinds of electrical products, where the annual production capacity of cables and wire can reach up to 800, 000 km. The company has more than 500 varieties of products in more than 5, 000 kinds of specifications, including high conductive green cable, XLPE insulated cables and wire, PVC insulated cables and wire, rubber insulated cables and wire, aluminum alloy cable, special cable, flame retardant & fireproof cable, mineral insulated cable, PVC cable material, bare wire, oxygen-free copper rod, electrician round aluminum rod and aluminum alloy rod, as well as electrician and electrical supporting products. Those products implement IEC, DIN, BS, GB, ASTM, JIS, and CSA and other standards.



The company took the lead in the same industry to pass the ISO9001 international quality system certification, ISO14001 environmental management system certification and ISO18001 occupational health and safety management system certification, and holds the People′s Republic of China import and export qualification certificate and railway material supplier access certificate. The company is a recommended supplier for the national urban and rural power grid transformation, recommended supplier for government procurement, supplier for military material procurement. Those products have passed or obtained China Compulsory Certification (CCC certification), production licenses, mining products safety certification and fire-retardant products permit for flame retardant products and so likes. At present the company′s products have been exported to more than 30 countries and regions including Singapore, Malaysia, Bangladesh, Pakistan, Nigeria, Sudan, Somalia, Britain, Australia, the United States and Italy.



Build a century-old enterprise of China, and strive for a world-class brand. The company will continue adhering to the service principle of “quality first, customer oriented” to carry forward the enterprise spirit of pioneering and keeping improving and innovating to provide better products and better services for users and the community!

Cable Introduction

Introduction to Solar Cable

Solar cables, also known as photovoltaic (PV) cables, are specially designed to transmit electrical energy generated by solar panels to inverters and other electrical components within a photovoltaic system. These cables are engineered to withstand harsh environmental conditions, including extreme temperatures, UV exposure, and mechanical stress, ensuring long-term performance and safety in solar power installations.

Key Features of Solar Cables:

1. High Durability – Solar cables are resistant to UV radiation, ozone, and weather conditions, making them suitable for outdoor use.

2. Temperature Resistance – Designed to operate in a wide range of temperatures, typically from -40°C to 90°C, depending on insulation materials.

3. Flame Retardant & Low Smoke – Many solar cables comply with international fire safety standards, ensuring reduced risk in case of fire.

4. Flexibility & Mechanical Strength – They offer excellent flexibility and mechanical robustness, essential for easy installation and long-term reliability.

5. Double Insulation – Most PV cables are double-insulated for enhanced electrical safety and insulation resistance.

Common Standards and Certifications:

• Europe: EN 50618 (H1Z2Z2-K)

• United States: UL 4703

• Australia & New Zealand: AS/NZS 5033, AS/NZS 5000.2

• China: TÜV 2PfG 1169, NB/T 42134

• India: IS 7098, TÜV Certified

Applications of Solar Cables: Solar cables are used in a variety of photovoltaic applications, including:

• Connecting solar panels to inverters.

• Wiring within solar farms and rooftop PV systems.

• Battery storage systems for solar energy.

• Hybrid and off-grid solar power solutions.

With the increasing adoption of renewable energy, high-quality solar cables play a crucial role in ensuring the efficiency and reliability of solar power systems. Choosing the right solar cable compliant with industry standards is essential for optimizing performance and ensuring long-term system stability.

Cable Parameters:
                                                                Dimensions and Weight