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Renewable
Energy
Assemblies.

UV-resistant, weatherproof assemblies for solar farms, wind turbines, and energy storage systems: designed for 20+ year outdoor service life under sustained UV exposure, temperature extremes, and moisture ingress.

20yr
Service life rated
1500V
DC rated available
IP68
Sealing available
Renewable energy wire harness
Renewable Energy: Solar, Wind & Storage Cabling

“A solar installation is expected to operate for 25 years. The cable assemblies that carry its output have to last just as long: in direct sun, through wet seasons, and across the full temperature range.”

Engineering Challenges

What outdoor energy assemblies
actually have to endure.

01

UV & Ozone Degradation

Standard PVC insulation degrades rapidly under sustained UV exposure, cracking, embrittling, and eventually failing. Outdoor renewable energy installations require UV-stabilised PVC, XLPE, or rubber compounds rated for direct sun exposure over a 20+ year service life.

02

Temperature Extremes

Rooftop solar installations reach 80°C+ at conductor surface temperature in direct sun. Ground-mounted systems in cold climates must remain flexible at -40°C. Insulation and jacketing must perform across this full range without cracking or derating.

03

Moisture & Ingress

Outdoor assemblies face rain, condensation, and standing water. Connector ingress protection and cable entry sealing are critical; a single moisture path into a junction box or combiner is an arc fault risk. IP67 and IP68 sealed assemblies are the standard, not the exception.

04

High-Voltage DC Systems

Utility-scale solar systems operate at 1000V DC or higher. DC arc faults don't self-extinguish the way AC faults do. Insulation ratings, connector voltage class, and conductor sizing must be specified correctly for the system voltage. Approximation is not acceptable.

Technical Specification

Rated for the outdoors, not the lab.

TUV-certified solar cable, IP-rated connectors, and UV-stabilised materials as standard. All builds include 100% electrical test and full traceability documentation.

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Insulation: UV-stabilised XLPE, TUV-certified solar cable (PV1-F / EN 50618)
Jacket: UV-resistant PVC, rubber, or LSZH outer sheath
Voltage rating: 1000V DC standard; 1500V DC available
Temperature: -40°C to 90°C continuous; rated for direct burial
Connectors: MC4, Stäubli, and compatible solar connector assemblies
IP67 and IP68 sealed connector assemblies as standard
Anti-corrosion tinned copper conductors for marine and coastal sites
Flame-retardant and halogen-free options available (LSZH)
Standards Applied
IEC 62893 · EN 50618 · UL 4703 · IPC-A-620
ISO 9001:2015 certified process on every production run
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Built with Precision.

Tell us about your application. Our engineering team responds within one business day with a preliminary assessment and quote.