Product Specification

H1z2z2-k Solar Pv Cable 6mm 4mm Solid Tinned Copper Conductor for Power Station Solar Panels

H1Z2Z2-K Solar PV Cable is a specialized photovoltaic cable designed for DC power transmission between solar modules, combiner boxes, inverters, and other components within photovoltaic power generation systems.

The cable adopts a flexible tinned copper conductor combined with cross-linked polyolefin (XLPO) insulation and sheath materials, providing stable electrical performance under long-term outdoor operation. Compared with conventional electrical cables, H1Z2Z2-K is specifically developed for solar environments where exposure to ultraviolet radiation, temperature changes, moisture, and mechanical stress are common.

Available in popular sizes such as 4mm² and 6mm², this photovoltaic cable is suitable for residential rooftop solar systems, commercial PV installations, and large-scale solar power stations. The flexible conductor structure allows convenient installation with photovoltaic connectors while maintaining reliable current transmission.

Manufactured according to photovoltaic cable standards, H1Z2Z2-K supports DC voltage systems up to 1500V, making it suitable for modern high-efficiency solar applications.

Product Features

1. Tinned Copper Conductor for Stable Current Transmission

The conductor uses flexible tinned copper wires with a protective tin coating.

This structure provides:

• Excellent electrical conductivity
• Reduced oxidation risk
• Improved corrosion resistance
• Stable contact performance with PV connectors

The tin coating helps maintain conductor reliability during long-term outdoor exposure.

2. XLPO Insulation Designed for Solar Environments

The insulation layer adopts cross-linked polyolefin material, which is developed for photovoltaic applications.

Key characteristics include:

• UV resistance
• Heat resistance
• Weather durability
• High insulation performance
• Resistance to aging

The material helps the cable maintain stable operation in outdoor solar installations.

3. 1500V DC System Compatibility

H1Z2Z2-K cable is designed for modern photovoltaic systems requiring higher DC voltage transmission.

It is commonly used in:

• Solar panel string connections
• DC cable routes
• PV inverter connections
• Solar power plant electrical systems

4. Flexible Structure for Easy Installation

The fine stranded copper conductor provides excellent flexibility.

Benefits include:

• Easy cable routing
• Convenient connector assembly
• Reduced installation difficulty
• Suitable for complex rooftop layouts

5. Flame Retardant and Low Smoke Performance

The XLPO insulation and sheath materials provide improved safety characteristics.

The cable is designed to:

• Reduce flame propagation
• Limit smoke generation
• Improve operational safety in photovoltaic installations

6. Long-Term Outdoor Service Capability

The cable structure is suitable for continuous exposure to:

• Sunlight
• Rain
• Temperature variation
• Humidity
• Outdoor environmental conditions

It is commonly designed for photovoltaic systems with a service life of up to 25 years under proper installation conditions.

Cable Construction

1. Flexible Tinned Copper Conductor

The inner conductor consists of multiple fine copper strands coated with tin.

Function:

• Transfers DC electrical energy
• Improves corrosion resistance
• Provides stable electrical contact

2. XLPO Insulation Layer

The insulation layer electrically separates the conductor and provides protection against:

• Heat
• UV radiation
• Environmental aging

3. XLPO Outer Sheath

The outer jacket provides additional protection from:

• Mechanical abrasion
• Weather exposure
• Outdoor installation conditions

Product Models

Application Fields

Residential Solar Power Systems

H1Z2Z2-K cable is widely used for rooftop solar installations, connecting photovoltaic modules with inverters and DC distribution equipment.

Commercial PV Projects

Suitable for:

• Office buildings
• Shopping centers
• Industrial rooftops
• Commercial solar systems

where stable renewable energy transmission is required.

Utility-Scale Solar Power Stations

The cable is designed for large photovoltaic plants where long-term outdoor operation and reliable DC transmission are required.

Solar Inverter Connection Systems

Used between:

• Solar panels
• Junction boxes
• DC combiner boxes
• Inverters

to complete the photovoltaic DC circuit.

Energy Storage and Renewable Energy Projects

Applicable in solar-plus-storage systems and other renewable energy installations requiring reliable DC cable connections.

FAQ

Q1: What is H1Z2Z2-K solar cable?

H1Z2Z2-K is a photovoltaic cable designed for DC connection systems in solar power installations. It uses tinned copper conductors with XLPO insulation and sheath materials.

Q2: What is the difference between H1Z2Z2-K and PV1-F cable?

Both are photovoltaic cables. H1Z2Z2-K is based on the EN 50618 standard and supports modern 1500V DC photovoltaic systems, while PV1-F is commonly manufactured according to TÜV 2PFG 1169 requirements.

Q3: Why does solar cable use tinned copper conductor?

The tin coating improves oxidation resistance and helps maintain stable electrical contact performance during long-term outdoor use.

Q4: Can H1Z2Z2-K cable be used outdoors?

Yes. The cable is designed for photovoltaic environments and provides resistance against UV radiation, weather conditions, and temperature changes.

Q5: What sizes are commonly used for solar panels?

The most common sizes are 4mm² and 6mm², depending on system current requirements and installation distance.

Q6: Is H1Z2Z2-K suitable for 1500V solar systems?

Yes. H1Z2Z2-K is designed for photovoltaic systems with DC voltage up to 1500V.