NSPV solar y cable harness owns a relatively advanced technical level in the industry. Each product has been tested strictly before package according to the requirements of quality management system. What NSPV has been taken into serious consideration is the quality of solar y cable harness.

Solar PV Extension Cable with Various Connectors & Terminals

NSPV Solar PV Extension Cable is a flexible cable assembly designed for connecting, extending, and routing DC wiring in photovoltaic (PV) systems. The cable can be supplied with different types of PV connectors, terminals, lugs, and other connection options according to project requirements.

By combining high‑quality solar DC cable with compatible connectors or terminals, NSPV provides ready‑to‑install cable assemblies for residential, commercial, industrial, and utility‑scale solar applications.

The extension cable can be customized in cable length, conductor size, connector type, terminal type, cable color, and assembly configuration, helping installers and EPC contractors simplify field installation and reduce cable preparation work.

Whether you need a standard PV extension cable or a customized solar cable assembly, NSPV can provide a solution based on your system voltage, current, cable size, connector requirements, and installation environment.

Technical Specifications

Product Type	Solar PV Extension Cable / PV Cable Assembly
Application	Solar PV DC Systems
Rated Voltage	Up to 1500V DC*
Cable Type	PV Solar DC Cable
Conductor	Tinned Copper
Insulation	XLPE / according to requirement
Conductor Sizes	2.5 / 4 / 6 / 10 / 16 mm² and customized
Cable Length	Customized
Cable Color	Black / Red / Other colors on request
Connector	Various PV connector options
Terminal	Various terminal options
Cable Assembly	Factory assembled
Waterproof Protection	Depending on connector configuration
Operating Temperature	According to selected cable and connector
Application	Residential / C&I / Utility‑Scale PV
Customization	OEM / ODM available

*The actual voltage and current rating depend on the selected cable, connector, terminal, and complete cable assembly configuration.

Our Features

Multiple Connector Options: The extension cable can be assembled with different types of PV connectors to match the connection requirements of different solar modules, inverters, junction boxes, and other PV components.
Various Terminal Options: In addition to PV connectors, cable assemblies can be supplied with different terminal configurations, including crimp terminals and other electrical connection terminals according to customer requirements.
Flexible Cable Length: Cable length can be customized according to the installation requirements, helping reduce unnecessary cable cutting and field assembly.
Multiple Cable Sizes: Different conductor cross‑sections can be selected according to system current, voltage, installation method, and project requirements.
Factory‑Assembled: Cable assemblies are prepared and assembled before shipment, reducing on‑site cable preparation and helping improve installation efficiency.
OEM & Custom Assembly: NSPV supports customized cable assemblies based on customer drawings, connector requirements, cable specifications, and project applications.

Available Cable Options & Product Advantages

NSPV supplies multiple solar extension cable types to fit diverse project environments, voltage and mechanical requirements, with reliable performance and long outdoor service life.

Standard PV DC Cable: Commonly used for photovoltaic module and string connections, compliant with mainstream PV system standards.
XLPE Solar Cable: Features premium XLPE insulation, excellent UV resistance, heat resistance and abrasion resistance, ideal for harsh long-term outdoor PV operation.
Rodent-Resistant Solar Cable: Extra mechanical protection against rodent damage, suitable for field, ground-mounted and complex environment solar projects.
Customized Cable Construction: Custom cable specs based on installation temperature, current load, mechanical requirements and regional industry standards.
Ready-to-Install & Cost-Effective: Factory pre-assembled cables save on-site labor and cutting work, helping EPCs and installers improve efficiency and reduce project costs.
Full Customization Support: Support custom length, color, connector/terminal matching and OEM cable harness solutions for all-scale solar projects.

Typical Applications

NSPV Solar PV Extension Cables are suitable for a wide range of photovoltaic applications, covering residential, commercial, industrial and utility-scale solar projects:

Residential Solar: For rooftop PV systems, module connections, inverter connections, and DC cable extensions.
Commercial & Industrial Solar: Ideal for office rooftops, shopping mall PV systems, factory distributed PV and other commercial energy projects.
Utility‑Scale Solar: Designed for large-scale ground-mounted PV plants, supporting standardized cable assembly and high-volume project delivery.
Solar Junction Boxes & Inverters: Professional DC extension cables for junction box wiring and inverter-side PV connection.
Off-Grid Solar Systems: Stable DC cable solutions for remote area solar power stations, telecommunication base stations and off-grid energy equipment.
Customized PV Equipment: Support OEM pre-assembled cable harnesses for solar equipment manufacturers and customized PV system devices.

In conclusion, NSPV's range of Solar Cables, Connectors, and Terminals offers a reliable, customizable, and high-performance solution for solar power installations. With comprehensive certifications, robust construction, and excellent after-sales support, these products are an ideal choice for anyone looking to harness solar energy efficiently and safely.

Need a Customized Solar Extension Cable?

Whether you need a standard PV extension cable, a 1500V DC cable assembly, or a customized cable with specific connectors and terminals, NSPV can help develop the appropriate configuration for your application.

Contact NSPV with your cable size, length, connector/terminal requirements, and quantity to discuss your solar cable assembly solution.

FAQ

Q: What is a solar PV extension cable?

A solar PV extension cable is a pre‑assembled DC cable used to extend or connect electrical wiring in photovoltaic systems. It can be supplied with PV connectors, terminals, or other connection interfaces.

Q: Can I choose different connectors for the extension cable?

Yes. NSPV can provide different connector configurations according to the customer's application and equipment interface.

Q: Can the cable be supplied with terminals instead of PV connectors?

Yes. Depending on the application, the cable can be assembled with suitable crimp terminals, cable lugs, or other specified terminals.

Q: Can I customize the cable length?

Yes. Cable length can be customized according to your installation requirements.

Q: What cable sizes are available?

Common options include 2.5 mm², 4 mm², 6 mm², 10 mm², and 16 mm², with other sizes available according to project requirements.

Q: Can the extension cable be used in 1500V DC PV systems?

Yes, when the selected cable and connector combination is appropriately rated. NSPV offers 1500V DC PV cable and connector solutions. The final voltage and current rating should be confirmed according to the complete assembly specification.

Q: Can you provide male and female connectors?

Yes. Male/female connector configurations can be supplied according to the required connection arrangement.

Q: Can NSPV manufacture customized cable assemblies?

Yes. NSPV supports OEM/ODM cable assemblies based on customer specifications, drawings, samples, connector requirements, cable length, conductor size, and terminal configuration.

Q: Can you supply cables with ring terminals?

Yes. Ring terminals and other terminal configurations can be considered according to the cable size and equipment interface.

Q: How do I choose the correct solar extension cable?

The main factors include: System voltage, Maximum operating current, Cable cross‑section, Cable length, Connector compatibility, Terminal type, Installation environment, Required certifications and standards. For a customized cable assembly, NSPV can recommend a suitable configuration based on your project requirements.

Q: Can you provide samples before bulk production?

Yes. Sample cable assemblies can be discussed before mass production so customers can verify connector compatibility, cable dimensions, terminal configuration, and installation performance.

Q: What information should I provide for a customized solar extension cable?

Ideally, provide: Cable size + cable length + connector type + terminal type + quantity + system voltage/current + application. A drawing or sample of the required connector/terminal is also helpful for OEM cable assembly projects.

Solar extension cable assembly 2026.pdf

PDF

Company Advantage

• Our products are mainly sold to the domestic market and exported to foreign markets.
• Our company has a group of experienced and long-term professional and technical personnel and management team in the relevant fields of the industry, which provides favorable conditions for our development.
• Since NEWSUN has been working hard in the industry for years. We have accumulated ample experience and mastered the prominent technology of the industry.
We sincerely welcome customers with needs to contact us and cooperate with us!

we welcome custom designs and ideas and is able to cater to the specific requirements. for more information, please visit the website or contact us directly with questions or inquiries.