Unirac SM Light Rail 185" Mill Finish (1 pc) 315185M-US

The Unirac 315185M SolarMount Light Rail is a lightweight aluminum mounting rail designed to provide structural support for solar module arrays in rail-based systems. With a length of 185 inches, this rail minimizes the need for splices, improving installation efficiency and overall system strength. }

Manufactured from mill-finish aluminum, the rail offers excellent corrosion resistance while maintaining a natural aluminum appearance. Its lightweight profile makes handling easier during installation while still delivering dependable structural performance for rooftop solar systems. 

Key Technology

• Lightweight Rail Design
  Optimized aluminum profile reduces weight while maintaining structural integrity for efficient installation.

• 185-Inch Continuous Length
  Long rail span reduces the number of splices, improving system strength and installation speed.

• Mill Finish Aluminum
  Provides corrosion resistance with a natural, cost-effective finish suitable for standard installations.

• Integrated Mounting Channels
  Designed with bolt slots to support clamps, L-feet, and other SolarMount accessories. 

• SolarMount System Compatibility
  Fully compatible with Unirac SolarMount rails, clamps, and bonding components.

Best Uses

• Roof-Mounted Solar Systems
  Provides structural support for photovoltaic module arrays.

• Residential Solar Installations
  Ideal for rooftop systems requiring lightweight and efficient rail-based mounting.

• Rail-Based Mounting Systems
  Designed for use with Unirac SolarMount platforms.

Warranty

• Manufacturer: Unirac
• Warranty: 25-Year Limited Product Warranty

Product Specifications

Lightweight Strength for Efficient Solar Mounting

The Unirac 315185M Light Rail provides a balance of strength, reduced weight, and installation efficiency, making it a reliable choice for modern solar mounting systems.

Why Buy From US Solar Supplier

US Solar Supplier is an American-founded company based in Kentucky dedicated to offering top-quality solar components from trusted manufacturers. We provide competitive pricing, dependable inventory, and products backed by warranties you can trust.

Our inventory is updated daily with the latest solar technologies, and our experienced team is ready to assist with product selection, system design, and installation guidance.

Need Assistance?

Have questions before you order? Call 1-800-230-7004 to speak with our knowledgeable support team. We’re here to help with product details, compatibility questions, or purchasing support.