K2 Systems Tool-less Rail Connector 44-X  Mill Finish 4000051-T

The K2 Systems Tool-less Rail Connector 44-X (4000051-T) is a high-strength mill-finish connector designed for seamless joining of CrossRail 44-X profiles. With an innovative slide-in design, it allows for fast, hardware-free rail connections while maintaining integrated bonding and structural integrity.

Key Benefits

Tool-less Design: Eliminates the need for fasteners—simply slide the rails into place for a secure bond.

Integrated Bonding: UL 2703 certified bonding ensures electrical continuity across the rail system.

Versatile Compatibility: Works with any K2 system using CrossRail 44-X rails.

Optional T-Bolt Ports: Accommodates advanced configurations requiring bolted reinforcement.

Special Technology

Precision Fit: CNC-machined for exact rail engagement with optimal strength.

Materials: Combines stainless steel clip and 6063-T6 aluminum connector for durability and corrosion resistance.

Warranty

Backed by K2 Systems' 25-year limited warranty and Florida Product Approval (FL#46869).

Best Uses

Residential & Commercial Rooftops: Ideal for installations requiring quick, clean rail extensions.

Flush Mount Arrays: Maintains sleek design integrity with hidden connection points.

Code-Compliant Projects: Certified for use in UL 2703 bonded arrays.

Specifications Table

About K2 Systems:

K2 Systems is a German-based solar mounting specialist known for its high-quality, durable racking and mounting solutions used worldwide. Their product portfolio includes rail‑based and rail‑less systems—such as the Ground and SolarRoof lines—for pitched, flat and commercial PV installations. K2’s designs are highly customizable, approved for varied roof materials, and engineered for efficient assembly, optimal wind load performance, and robust lifespan.

Why Buy From US Solar Supplier?

As an American founded company out of Kentucky, US Solar Supplier is committed to providing top-quality solar products, backed by the world’s leading manufacturers. Our promise is to get you the fairest price from the best brands that offer warranties you can count on. We are updating our inventory daily with solar components that offer the latest technology. With a reputation for excellence and a dedication to customer satisfaction, we ensure that every product we sell meets the highest standards in the industry.

Need Assistance?
We’re here to help! If you have any questions or need more information before making your purchase, don’t hesitate to call us at 1-800-230-7004. Our knowledgeable and friendly team is ready to assist you with product details, installation advice, or the purchasing process.

Why Buy From Us?
Trusted Supplier: We work with Tier 1 manufacturers who stand behind their products.

Expert Support: Our team is here to guide you every step of the way.

Manufacturer-Backed Warranties: Enjoy peace of mind with the 25-year product warranty directly from the manufacturer.

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Join the many satisfied customers who have trusted us for their solar needs. Add to your cart now to secure your high-efficiency solar panels and take the next step towards sustainable energy!