K2 Systems MultiRail 15 PV Mounting Rail 2100 mm Aluminum

Solar installers working on pitched roofs rely on the K2 MultiRail 15 as the backbone of their mounting system. This 2100 mm aluminum rail provides a stable, corrosion-resistant foundation for securing PV modules with K2 clamps and roof hooks.

Key specifications

• Length: 2100 mm
• Profile height: 15 mm
• Profile width: 40 mm
• Material: Aluminum EN AW-6063 T66
• Weight per meter: approx. 0.6 kg/m
• Finish: Mill finish (natural aluminum)
• Top channel: Compatible with K2 OneMid and OneEnd clamps
• Bottom channel: Accepts M8 square head bolts (K2 T-bolt)
• Certifications: TÜV Rheinland certified as part of K2 Systems

Why choose it

The MultiRail 15 is engineered for high load capacity and long-term durability. Its aluminum construction ensures excellent corrosion resistance, while the dual-channel design allows flexible module positioning and secure fastening. As part of the K2 Systems ecosystem, it integrates seamlessly with a wide range of roof hooks, hanger bolts, and other mounting components.

Ideal use cases

• Residential and commercial pitched roof PV installations
• Projects requiring a lightweight yet strong rail profile
• Systems using K2 clamps and M8 T-bolts for quick assembly

Good to know

The rail is supplied in 2100 mm lengths and can be cut to size on site. It is compatible with various roof coverings when used with appropriate K2 roof attachments. Always follow K2 Systems installation guidelines for optimal performance and warranty compliance.