Solar Harness on Reel Solution
Harness On Reel
Connector
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Staubli MC4 and other module matching connectors (Trina TS4, LONGi PV-LR5, Jinko PV-JK03M, BIZLINK S418 etc).
Inline-fuse
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1 A - 65 A with littlefuse, Adler, etc.
Best Harness on Reel for Utility-scale Solar Projects
PV Harness On Reel - Faster installation, Material saving, Labor cost red uction, Lower system failure rate
Engineered for Excellence
Our PV harnesses are engineered for optimal performance, featuring high-grade conductors, UV-resistant insulation, and robust connectors
High-Quality PV Harnesses
Our advanced production facilities in China allow us to deliver superior-quality solar cable assemblies designed for durability and performance in any environment
Serving Solar Industries
Partner with JUNDA-SOLAR to get the high-quality components you need, delivered right on time, wherever you are
Streamlined Installation
The "On Reel" format of our PV harnesses offers significant advantages for large-scale solar installations. It prevents tangling, simplifie management
Reduced Waste
By reducing the time spent on cable handling and minimizing waste, our harnesses contribute to a more efficient and cost-effective project timeline
Related Products
SOLAR TRUNK BUS
Centralized cabling that simplifies system design and reduces installation time
Reliable, scalable solution for utility and commercial solar projects
Our trunk bus solutions are designed to optimize solar power distribution by consolidating multiple connections into a single, efficient pathway. This reduces wiring complexity, minimizes installation errors, and ensures safe, reliable performance across large solar installations.
PV COMBINER BOX & PV DISCONNECT BOX
PV Combiner Box:
Streamlines solar string connections, improves system safety, and reduces installation complexity.
PV Disconnect Box:
Provides reliable circuit isolation and protection, ensuring safe maintenance and operation.
Our combiner and disconnect boxes are designed to optimize solar power systems with safe, efficient, and long-lasting performance. The combiner box centralizes connections for better efficiency, while the disconnect box ensures secure isolation and protection. Together, they deliver dependable control and safety for solar projects of all sizes.
PV STRING HARNESS
Plug-and-play installation with durable,weather- resistant design
Safe, reliable connections tailored for all solar applications
Our PV harness solutions provide efficient, safe, and easy-to-install connections for solar systems. Engineered with premium materials and advanced design, they reduce complexity, improve reliability, and ensure long-term performance across diverse solar applications.
Q1: What is a PV Harness on Reel?
A PV Harness on Reel is a revolutionary product that combines a pre-fabricated solar harness with the convenience of a cable spool. It allows installers to quickly and easily roll out a continuous, pre-connected string of solar panels, eliminating the need for complex on-site wiring and significantly accelerating the installation process.
Q2: How does a Harness on Reel reduce labor costs and project timelines?
By using this ready-to-deploy solution, you can drastically reduce the amount of time and labor spent on field wiring. Installers simply connect panels as they roll out the harness, which can cut installation time by as much as 80% compared to traditional methods, leading to faster project completion and lower labor expenses.
Q3: How does this product ensure consistent quality and reliability?
All connections within the harness are made and rigorously tested in a controlled factory environment. This process eliminates common human errors that can occur during field crimping and ensures every connection is sealed and electrically sound. The result is a more reliable and durable system that requires less maintenance over its lifespan.
Q4: Is the Harness on Reel compatible with different types of solar panels and racking systems?
Yes. Our harnesses are designed with industry-standard connectors, ensuring compatibility with most solar panels on the market. We also offer customizable solutions for cable lengths, spacing, and connector configurations to ensure seamless integration with various module types and mounting structures.
FAQ
Q5: How does the Harness on Reel simplify logistics and on-site management?
Instead of managing and transporting bulky spools of cable, boxes of connectors, and various tools, the Harness on Reel consolidates everything into a single, easy-to-manage product. This streamlined approach simplifies your supply chain, reduces inventory clutter, and makes for a more efficient and organized job site.
Q6: Does a continuous harness pose a safety risk during installation?
On the contrary, the Harness on Reel enhances on-site safety. By consolidating loose cables into a single, contained product, it minimizes trip hazards and reduces the amount of time installers spend on the ground with energized equipment.
Q7: Is this product a good fit for residential or small commercial projects?
While the Harness on Reel is ideal for large-scale utility projects, its benefits of speed and reliability can also be applied to larger residential and commercial rooftop installations. For any project with multiple strings of panels, this solution provides significant advantages in efficiency and cost savings.
Q8: How does using a Harness on Reel affect the system's electrical performance?
By providing a consistent, factory-made connection across the entire string, the harness minimizes voltage drop and resistance, which are common issues with field wiring. This ensures that the system operates at peak efficiency, maximizing the overall energy yield and return on investment for the project owner.
WHY JUNDA
A Different Approach, Using a New Method of Manufacturing
Our Factory
At our factory, operational excellence isn't just a slogan, it's the way we work. We're constantly striving to improve every aspect of our production process, from material selection to final assembly. By eliminating waste and focusing on efficiency, we ensure we're delivering the highest quality PV harnesses while maximizing productivity.

COLLABORATION
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