Solar Panel Rail Splice – High-Strength Connector for Solar Mounting Rails
Solar panel rail splice is an essential connector used to join two rail sections in a solar mounting system. It helps form a strong, stable structure to support solar panels on rooftops or ground-mounted arrays.
Crafted from premium Aluminum 6005-T5 with Stainless Steel 304 components, the rail splice offers superior strength and corrosion resistance. It is designed to withstand harsh environments, including strong winds, heavy snow loads, and UV exposure.
Thanks to its simple yet sturdy design, this connector allows for quick installation while maintaining excellent structural integrity. It also supports the natural thermal expansion and contraction of aluminum rails, ensuring long-term system reliability.
Features of Solar Rail Splice
Easy to Transport and Install
Rail splices reduce the need for long rails, making materials easier to handle, ship, and install on-site.
Enhanced Structural Integrity
By securely connecting rails, the splice strengthens the framework and prevents movement or misalignment over time.
Flexible Installation
Compatible with various solar mounting designs, it supports both flat and sloped roofs and adapts to different rail profiles.
Improved Electrical Safety
Ensures firm rail contact, minimizing the risk of electrical issues caused by loose or unstable connections.
Specifications of Solar Panel Rail Connector
Material |
Aluminum 6005-T5, Stainless Steel 304 |
Surface Treatment |
Anodized Finish |
Wind Load |
60M/S |
Snow Load |
1.4KN |
Color |
Silver / Black |
Certificate |
SGS / CE |
Standard |
AS/NZS1170 / JIS4955:2011 / ISO9001 |
Service Life |
25 Years |
Warranty |
12 Years |
Inner Package |
Bubble Bag + Inner Box + Carton |
Outer Package |
Wooden Box / Steel Pallet / MDF |
Optional Sizes and Models
We offer different types of rail splice connectors to match various solar rail profiles, including D-type and C-profile options.
D-type Built-in Rail Connector: Designed with hex bolts, size 140mm x 22mm x 15mm
C-profile Rail Connector: Suitable for 40x40mm rails, size 100mm x 45mm x 25mm
Why Choose ALV as Your Rail Splice Supplier
Advanced Processing
ALV uses state-of-the-art equipment to ensure high precision and consistent quality across all connector products.
Worry-Free Guarantee
We offer reliable customer service and comprehensive warranty support. Any issue will be resolved efficiently by our dedicated team.
Large Inventory
With strong stock availability, ALV guarantees fast delivery and consistent supply for both small and large-scale projects.
Solar Panel Rail Splice FAQ
What is the function of a solar rail splice?
It connects two solar mounting rails, providing structural strength and alignment for the entire solar panel system.
Can it be used on different roof types?
Yes, it is compatible with flat, sloped, or custom roofing structures, offering flexibility for diverse solar setups.
Does it fit all rail sizes?
Most rail splices are designed for standard rail dimensions, but we also provide customized solutions for special profiles.
What comes in a typical splice kit?
- 1x Rail Splice Bar
- 2x Allen Bolts (M8 x 20mm)
- 2x Serrated Washers (M8)
- 2x T Sliding Nuts
How is the rail splice installed?
- Clean and align both rail ends properly.
- Insert T-nuts and place the connector plate.
- Tighten with bolts and washers for a firm connection.
- Check alignment before repeating on other joints.