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Slocable EN50618 H1Z2Z2-K Double Core Solar Cable

  • Rated voltage: 1500V DC
  • Conductor: Copper,Tin plated
  • Max.conductor temperature: +120℃
  • Ambient temperature: -40~+90℃
  • Conductor Resistance(max.): 16mm²:1.24Ω/km@20℃
  • Dielectric Strength(AC): 6.5 KV/5Min.
  • Expected period of use: ≥25 years
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Engineered for harsh outdoor conditions, the H1Z2Z2-K Double Core Solar features UV-resistant, weatherproof insulation (XLPE/PVC) that can withstand extreme temperatures ranging from -40°C to +90°C, along with moisture and chemical exposure. Its dual-core design simplifies installation by reducing wiring complexity and labor costs, while consistently maintaining stable performance.

Slocable rodent and ant proof solar Cable Specification

EN50618 H1Z2Z2-K Solar Power Cable Parameter

Type Conductor  Insulation  Jacket 
Wirestruct

(±0.008)

 

Conductordiameter

 

Thicknessmm)

 

Diametermm)

±0.2

 

Thicknessmm)

 

Diametermm)

±0.2

 

2*2.5mm² 48/0.25*2 2 0.75 3.5 0.8 5.1*10.5
2*4mm² 56/0.285*2 2.6 0.75 4 0.8 5.6*11.5
2*6mm² 84/0.285*2 3.2 0.75 4.7 0.8 6.3*12.9
2*10mm² 74/0.4*2 4 0.75 5.5 0.85 7.2*14.7
2x16mm² 2 224/0.285*2 5.2 1 7.2 0.9 9.0*18.3

Electrical Characteristics

Rated voltage 1500V DC
Max. conductor temperature +120°C
Maximum short-circuit temperature 250ºC (max. 5 s).
Ambient temperature -40~+90°C
Dielectric Strength(AC) 6.5 KV/5Min.
Expected period of use ≥25 years
Reference Standard EN 50618:2014, IEC 62930

Key Features & Benefits

Superior UV

Rapid Installation

Integrating both positive and negative terminals into a single cable allows for wiring completion with a single pull, nearly doubling installation efficiency compared to single-core cables.

Excellent

Clean Space

The outer sheath binds the two conductors together, preventing tangled and messy wiring, making it ideal for applications like RVs and yachts where aesthetics and space are paramount.

Easy-to-install

Double Protection

Each core wire has independent insulation, with an additional thickened sheath. This "double-layer" design provides enhanced resistance to physical abrasion and short-circuit protection.

Manufactured

Weather-Resistant and Durable

Utilizing photovoltaic-grade cross-linked polyolefin (XLPO) material, it resists strong UV radiation, extreme temperatures, and chemical corrosion, boasting an outdoor design life of over 25 years.

Halogen-free

Reduced Magnetic Interference

The close proximity of the positive and negative core wires cancels out the electromagnetic fields generated by the current, effectively reducing electromagnetic interference to surrounding electronic equipment.

High current

High withstand voltage rating

Despite its compact size, it still boasts a withstand voltage rating of up to DC 1500V, making it fully compatible with current mainstream high-voltage photovoltaic panels and inverter systems.

Why Choose Slocable PV Cable

> Specifically designed for solar photovoltaic systems
> Combines flexibility with durability
> Environmentally friendly materials (halogen-free, low toxicity)
> Optimized for professional installation efficiency

The Slocable high-performance solar cable delivers reliable power
transmission while withstanding the challenging
conditions typical of PV system installations.

Why Choose Slocable EN 50618 Solar Power Cable a

Application

Slocable Successfully Supported the Grid Connection of a 40MW Solar Power Plant in Hubei, China (2024)

In 2024, Slocable successfully supported the grid connection of a 40MW solar power plant project in Hubei, China.

During the project construction, we supplied a complete set of key electrical connection products, including:

• DC Solar Cables
 • MC4 Connectors
             • AC Low Voltage Cables
              • Medium Voltage Cables

Frequently Asked Questions

QTwin Core and Single Core: Which one to choose?
A:Two-core cables integrate the positive and negative wires within the same sheath, offering the greatest advantage of high installation efficiency and extremely neat wiring, making them ideal for distributed systems in RVs, yachts, or homes with limited space. In contrast, single-core cables, while requiring two separate wiring operations, offer greater physical flexibility and superior performance in conduit installation and heat dissipation, making them more commonly used in large-scale ground-mounted power plants or complex industrial installation environments.
QIs twin core solar cable durable and safe for outdoor use?
A:As long as the product complies with photovoltaic industry standards such as EN 50618 or IEC 62930, the safety of a two-core cable is no different from that of a single-core cable. Because it uses high-temperature resistant and UV-resistant XLPO (cross-linked polyolefin) material, and each core has an independent insulation layer that works in conjunction with the outer sheath to form "double protection," it can withstand operating voltages up to DC 1500V and maintain a service life of up to 25 years in harsh outdoor environments.

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