Solar Cable

Weather-Resistant
Solar Cables

Built by Elegar Kerpen to carry DC power from photovoltaic panels reliably over a long outdoor service life.

Let's Connect View Specifications
Solar DC cable cross-section with tinned copper conductor and UV-resistant sheath
Solar DC Cable · UV-Resistant Sheath / Tinned Copper Conductor

Disclaimer: Cross-section shown is a representative illustration; actual product construction and dimensions may vary.

1500V DC
Up to · Voltage Rating
25 Years
Designed Service Life
2.5–50mm²
Cross-Section Range
4 Standards
UL · TUV · IS · EN Compliant
Utility-scale solar farm with photovoltaic arrays and wind turbines at sunrise
About this product

Global Solar Cables

At Elegar Kerpen, one of the most trusted wires and cables manufacturers in India, our solar cables are engineered for the realities of permanent outdoor service. Built with cross-linked insulation, UV-resistant sheathing, and stranded tinned copper conductors, they perform across both rooftop setups and large utility-scale solar farms, rated for DC voltages up to 1500V.

What a solar cable does
Solar cables are built to carry direct current (DC) from photovoltaic panels to inverters, handling extreme outdoor conditions with ease. Unlike standard electrical cables, solar power cables use UV-resistant sheaths and cross-linked insulation for long-term outdoor use, with double-layer insulation adding extra safety in heat, moisture, and continuous sun exposure.
Use cases

Applications of Solar Cables

Designed for precise and efficient power transmission across a variety of photovoltaic and industrial setups.

01
Panel-to-Panel Wiring
Solar panel cables link individual panels in series or parallel to achieve the right output voltage. Designed to be UV resistant and weather resistant for long outdoor exposure.
02
Junction Box Connections
Cables run from solar panels to array junction boxes, combining multiple panel strings efficiently. They withstand daily temperature changes and atmospheric exposure throughout operational cycles.
03
Combiner Box to Inverter
Larger gauge solar DC cables carry combined current from combiner boxes to the inverter safely. These cables often run through conduits or underground for added physical protection.
04
Inverter to Transformer
In large solar farms, cables used in solar power plants carry AC power from inverters to step-up transformers. Armoured variants are preferred here for stronger mechanical protection.
05
Renewable Infrastructure
Cables used in solar systems must handle UV resistance, heat resistance, and a long service life. They also need to resist chemicals and perform efficiently under high electrical load conditions.
06
Rooftop Solar Systems
Solar cables in rooftop systems connect panels to junction boxes and finally to inverters. They must be flexible enough to route through roof structures safely and securely.
07
Fixed & Mobile PV Setups
Solar extension cables support both fixed rooftop and mobile photovoltaic setups with equal reliability, maintaining high mechanical strength in extreme weather and varied mounting conditions.
08
Utility-Scale Solar Farms
Purpose-built for every scale of photovoltaic installation, from small residential rooftops to large ground-mounted arrays, with direct-burial and conduit-rated options available.
Technical data

Solar DC Cable Specifications

Full construction parameters available in our comprehensive product catalogue. Custom sizes on request from our applications engineering team.

Solar DC Cable Construction Parameters
Types and SizesTypically Single or Double core, from 2.5 mm² to 50 mm²
ConductorStranded / Flexible Tinned Copper Conductor
InsulationTPE, XLPO, Ultraviolet-Resistant
Voltage RatingUp to 1500 V DC
Designed Service Life25 years
Connector CompatibilityMC4 (weatherproof, UL certified, up to 1500 V DC / 95 A)
InstallationRooftop, ground-mount, conduit and direct-burial rated variants
Standards ComplianceUL 4703, TUV 2 pfg 1169/08.2007, IS 17293, EN 50618
Compliance

Solar Cable Standards

UL 4703
UL Type PV
TUV 2 pfg 1169
08.2007
IS 17293
Indian Standard
EN 50618
European PV Cable
IEC 62930
PV Systems DC
Product enhancements

Additional Properties

The cable can be manufactured with:

Low Smoke, Halogen-Free (LSZH / FRLS) construction
Anti-Termite and Anti-Rodent Properties
UV Resistance Properties (As per ASTM G 154 & 155, ISO 4892-2 Method A, UL 1581)
Acid, Alkali, Sulphur & Oil Resistance (as per IEC 60881-404)
Operating Temperature Rating ranging from -40°C to +120°C
Armoured variants for direct burial and mechanical protection
Water Resistance
RoHS & REACH compliance
Product advantages

Why Elegar Kerpen Solar Cables?

Eight measurable advantages built into every cable, from manufacturing floor to field installation.

Built for Solar Environments
Purpose-built for photovoltaic systems, using cross-linked insulation materials that resist degradation from heat, moisture, and direct sunlight.
UV & Heat Resistant
Every cable is tested for UV resistance to prevent surface cracking over time. Heat resistance ensures stable performance in desert and tropical conditions.
Long Service Life
Designed to last 25 years, matching the life cycle of solar panels and significantly reducing replacement and maintenance costs.
Global Standards Compliance
Meets recognised international standards including EN 50618, IEC 62930, UL 4703, and TUV certification for safety and reliable electrical performance.
Low Smoke, Halogen-Free
In case of fire, these solar power cables produce minimal toxic smoke. The halogen-free composition reduces health risks and environmental hazards significantly.
Suitable for All Installation Types
From small residential rooftops to large utility solar farms, performing across indoor, outdoor, fixed, and architecturally integrated photovoltaic setups.
Wide DC Voltage Range
Rated up to 1500V DC, covering everything from small string configurations to high-voltage utility-scale array designs.
Tinned Copper Conductors
Stranded, flexible tinned copper resists oxidation and corrosion over decades of outdoor exposure while staying easy to route and terminate.
Support FAQ

Frequently Asked Questions

Common technical and commercial questions about Elegar Kerpen solar cables.

What voltage rating do solar cables support?
Solar cables typically support DC voltages up to 1500V. The right rating depends on your system size and configuration.
How long do solar cables last?
Solar power cables generally last 25 years with proper installation. Regular inspections help maintain safe and efficient operation throughout their lifespan.
Are solar cables safe for industrial use?
Yes. Solar cables are flame retardant, halogen-free, and meet strict safety standards. They are suitable for industrial and outdoor environments where safety is critical.
What connector type is used with solar cables?
MC4 connectors are the standard choice for solar panel cable terminations. They are weatherproof, UL certified, and rated up to 1500V DC and 95A.
Can solar cables be installed underground?
Yes. Many cables used in solar power plants are rated for direct burial or conduit installation underground. This protects cables from physical damage and environmental exposure in large projects.
What is the right solar cable size for my system?
Solar cable size depends on current capacity, cable run length, and installation method. A qualified engineer should calculate the correct cross-sectional area to avoid voltage drop and overheating.
What makes Elegar Kerpen one of the best solar DC cable suppliers?
Elegar Kerpen follows TUV solar cable and UL 4703 standards, uses premium insulation materials, and offers a complete solar DC cable specification suited for residential, commercial, and utility-scale projects.
What makes solar cables different from regular cables?
Solar cables have UV-resistant sheaths, cross-linked insulation, and double-layer protection. Standard cables lack these features and degrade quickly in outdoor solar conditions.
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