H1Z2Z2-K 2×6mm² 1500V DC LSZH Solar PV Cable

H1Z2Z2-K 2×6mm² 1500V DC LSZH Solar PV Cable

- High-Load PV Spec: H1Z2Z2-K 2×6mm² twin-core cable, 1500V DC rating, dedicated for medium and large high-power solar systems
- Reinforced 3-Layer Structure: Large-current tinned copper conductor + high-insulation XLPO layer + weather-resistant LSZH outer sheath
- All-Weather Durability: Adaptable to -40°C~+90°C temperature range, anti-UV, anti-ozone and anti-aging for year-round outdoor use
- High-Safe Eco Design: Zero halogen, low smoke and flame retardant, compliant with global PV safety and environmental regulations
- Engineering Exclusive: Ideal for C&I PV stations, large solar farms and long-distance power transmission projects
- Project Cost-Effective: Low transmission loss, easy installation and long service life, optimizing overall project operation costs
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Product Introduction

 

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📋 Product Introduction

The H1Z2Z2-K 2×6mm² is a large-section twin-core solar PV cable engineered by Shaanxi Jinshenghong Cable Co., Ltd., conforming to EN 50618 and IEC 62930 global PV standards. Tailored for high-power solar systems and long-distance DC transmission, this upgraded 6mm² cable solves the power loss and load shortage issues of small-size PV wires. Built with flexible tinned copper conductors and radiation-crosslinked LSZH XLPO layers, it supports 1500V DC / 1000V AC operation and stable performance across -40°C to +90°C. Designed for heavy-duty outdoor PV projects, it delivers 25+ years of reliable service for commercial and utility-scale solar installations.

 

 
 
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01.Product Structure & Functions

Featuring a premium 3-layer integrated structure, this 2×6mm² cable is structurally optimized for heavy-load power transmission and harsh outdoor working conditions. Each layer provides targeted functional protection for high-power PV operation:

1 Class 5 Flexible Tinned Copper Conductor

  • Adopting high-purity tinned copper multi-strand twisted design, the enlarged 6mm² cross-section offers superior current-carrying capacity and lower electrical resistance, perfectly catering to high-power module matching and long-distance power delivery. The anti-oxidation tinned surface resists coastal salt fog, humidity and UV corrosion, while high flexibility allows free bending for complex on-site installation without conductor damage.

2 XLPO Radiation Cross-Linked Insulation

  • Made of high-performance LSZH XLPO material with electron beam cross-linking treatment, this insulation layer withstands 6500V high-voltage test, delivering excellent anti-breakdown and leakage resistance for long-term high-load operation. It features stable low-temperature toughness and high-temperature anti-aging capacity, with flame-retardant, non-toxic and low-smoke properties that meet international PV fire safety norms.

3 Reinforced LSZH Outer Sheath

  • The thickened high-toughness LSZH sheath provides enhanced mechanical protection against stretching, extrusion and abrasion during construction and daily operation. It integrates strong UV, ozone and weather aging resistance, effectively resisting long-term outdoor exposure and extreme climate erosion to maintain stable cable performance throughout its service cycle.
02.Core Advantages

 

  • Superior Heavy-Load Transmission: Larger 6mm² conductor cross-section greatly improves current carrying capacity, reduces line heat and power attenuation, and boosts overall power generation efficiency of high-power solar arrays.
  • Extreme Climate Adaptability: Customized for harsh outdoor environments, it operates steadily in high-temperature arid zones, freezing high-altitude areas and humid coastal regions with outstanding weather resistance.
  • High Standard Safety & Eco-Friendliness: Halogen-free low-smoke formula avoids toxic gas release during fire accidents. Excellent flame retardancy restricts fire spread, fully complying with EU RoHS and PV engineering safety standards.
  • Engineering-Grade Durability: Advanced cross-linking technology enhances material structural stability, with excellent anti-aging and anti-corrosion performance, supporting 25+ years of maintenance-free outdoor operation.
  • High Construction Adaptability: Retains Class 5 flexible ductility despite large cross-section size, suitable for various laying methods and narrow-space installation to improve project construction efficiency.
  • Global Authoritative Certification: Equipped with complete TUV certification, compliant with mainstream international PV standards, fully eligible for global large-scale solar project bidding and engineering acceptance.

 

 

 

 

 

 

 

 

 

 

 

 

 

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What Are the Product Application Scenarios?

 

Focused on medium and high-power photovoltaic engineering scenarios, this cable is the preferred wiring solution for heavy-load and long-distance solar power transmission:

  • Commercial & Industrial PV Systems: Special wiring for factory rooftop large-area PV arrays and commercial building solar power systems to meet high-load power demand.
  • Large Utility Solar Farms: String connection and main DC transmission wiring for ground-mounted large-scale solar power stations.
  • Long-Distance PV Transmission Projects: Effectively solves power attenuation in long-line laying, ideal for distributed solar long-distance power delivery.
  • Special Harsh Environment Projects: Adaptable for PV installations in coastal salt-fog, high-altitude cold and desert high-temperature areas.
  • Solar Energy Storage Systems: Supporting DC connection for large off-grid solar power and photovoltaic energy storage integrated systems.

 

 

Ordering & Service Support
 

1.Flexible Ordering

We offer ready-to-ship stock for standard sizes, and accept mass production for custom or large-section cables. Low MOQ is available for samples, trial orders and mass production for vehicle projects.

2.On-Time Delivery

With our own production base and complete supply chain, we arrange production quickly for regular orders and ensure punctual delivery for bulk orders, supporting long-term stable supply for overseas customers.

3.Professional Technical Support

Free cable selection, current rating calculation and wiring installation guidance are provided. We can also supply product specifications, test reports and full technical support for your projects.

4.Complete Quality Assurance

Each batch undergoes strict inspection before delivery with qualified quality certificates. Our products comply with new energy vehicle standards for stable and reliable performance.

5.Efficient After-Sales Service

Full order tracking and real-time logistics updates are available. We respond promptly to after-sales inquiries with one-to-one service for a worry-free experience.

 

Why Choose Shaanxi Jinshenghong Cable
 
company

Thoughtful service - worry free after-sales service

 

 

  • Professional PV Engineering Manufacturer: Specialized in high-spec solar cable R&D and production, our 2×6mm² cable is optimized for large PV projects, with more reliable heavy-load performance than ordinary small-spec cables.
  • Premium Material & Process Control: Adopting 100% pure tinned copper and imported LSZH raw materials, with mature radiation cross-linking technology to ensure stable and consistent product quality.
  • Strict Batch Testing: All finished cables undergo high-voltage, insulation and aging tests before delivery, providing solid quality assurance for global PV engineering projects.
  • Optimal Long-Term Cost Performance: Ultra-long service life lowers later-stage replacement and maintenance costs, delivering higher economic returns for large-scale solar projects.
  • Customized & Fast Global Supply: Support personalized length, color and packaging customization, with sufficient inventory and efficient global logistics delivery.
  • Full-Cycle Technical Service: Provide professional project matching consultation, installation guidance and after-sales support to solve on-site application problems quickly.
FAQ

Q1: What is the key difference between 2×6mm² and small-size solar cables?

A: The 2×6mm² large cross-section design provides higher current load capacity and lower line resistance. It effectively reduces power loss and heating, making it more suitable for high-power modules and long-distance wiring in medium and large solar power stations.

Q2: Is this cable suitable for permanent outdoor exposed laying?

A: Yes. The reinforced LSZH sheath features strong UV, ozone and weather aging resistance. It can withstand long-term outdoor exposure and extreme climate changes, maintaining stable performance for over 25 years.

Q3: What safety advantages does LSZH material offer for PV projects?

A: LSZH halogen-free material produces no toxic or corrosive gas and low smoke during combustion. Its excellent flame retardancy suppresses fire spread, greatly improving the overall safety of solar power stations.

Q4: Is the large-size 2×6mm² cable easy to install?

A: Yes. Adopting multi-strand Class 5 flexible structure, it ensures good bending performance. It can be freely bent and coiled for narrow and complex construction scenarios with high installation efficiency.

Q5: Does this cable meet international project standards?

A: It holds TUV and RoHS certifications and complies with EN 50618 and IEC 62930 standards, fully meeting the access and acceptance requirements of global PV projects.

Q6: How about the maintenance cost and service life?

A: With a 25+ year service life matching solar panel systems, the cable features excellent anti-fouling and anti-aging performance, requiring no daily maintenance and greatly reducing project operating costs.

 

 

How To Cooperate With Us?

 

Our address

West of Sanqiao Street Office, Weiyang District, Xi'an City, Shaanxi Province, adjacent to Fortune Building

 

 

 

 

 

 

 

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