Description
This solar extension cable is engineered for efficient and reliable power transmission in photovoltaic systems, ensuring stable energy flow
between solar panels and key components. Available in 4mm² and 6mm² sizes, it accommodates a wide range of installation requirements
for residential, commercial, and small-scale industrial solar projects. The cable features an IP68 waterproof design, providing excellent
protection against moisture, dust, and harsh outdoor conditions such as rain, UV exposure, and temperature fluctuations.
Constructed with high-quality conductors, it delivers low resistance and minimal power loss, helping to maximize overall system efficiency.
The durable insulation enhances flexibility while maintaining long-term mechanical strength, making installation easier even in complex layouts.
Equipped with reliable solar connectors and optional adapter configurations, it ensures secure, stable, and low-loss connections across different system setups.
Ideal for extending the distance between solar panels, combiner boxes, and inverters, this cable offers dependable performance, long service life,
and consistent safety. It is a practical and cost-effective solution for modern solar energy applications requiring durability, flexibility, and high electrical reliability.


Certifications: CE (LVD).
Frequently Asked Questions
1. What certifications does this product have?
This product is UL Listed. HENG-WELL holds certifications including UL, CE, VDE, BSI, SAA, KC, PSE and more, covering 14 countries. Contact us to request the relevant certificate documents.
2. Can I customize the length, color and logo?
Yes. As a manufacturer with OEM/ODM capabilities, we customize cable length, jacket color, connector type and logo printing to your specification, with a 72-hour sample turnaround.
3. What is the minimum order quantity (MOQ)?
The standard MOQ is 200 pcs. Bulk pricing is available for larger quantities – request a quote to get the best rate.
4. Do you test every product before shipping?
Yes. Every power cord and connector undergoes 100% electrical testing on our automated lines, backed by in-line QC at every production stage.
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