K2 Systems Logo
K2 MiniRail MK2 System : Description
13/02/2026

K2 MiniRail MK2 System

K2 MiniRail MK2 System
MiniRail with MK2 rail channel - High flexibility and a wide range of applications on the roof are created. The new MK2 rail channel eliminates the need for a separate, dedicated module clamp and improves the connection of the optimisers and the elevation with RailUp.

  • Innovative and statically optimised short rail system that is quick and easy to mount 
  • Universal module clamps and suitable for portrait and landscape orientation 
  • High planning reliability, optimised for storage and transport 
  • 5° elevation with MiniFive: significantly more output thanks to improved ventilation and optimised solar irradiation
K2 Systems Logo
K2 MiniRail MK2 System : Description
13/02/2026

Technical data

 MiniRail MK2 System
SCOPE OF APPLICATION Pitched roofs with trapezoidal sheet metal or sandwich panels Roof inclination: 5 - 75°
FASTENING TYPE / ROOF FIXTURE Screws in roofing with self-tapping thin sheet screws
REQUIREMENTS
  • Sheet thickness: ≥ 0.5 mm steel or aluminium 
  • Sandwich panel: Approval from ­manufacturer required 
  • Crest width: At least 22 mm * 
  • Crest spacing: 101 - 350 mm depending on crest width 
  • Flush area surrounding the bore hole: Ø ≥ 20 mm 
  • Module frame height: 30 - 50 mm
MODULE ORIENTATION Vertical or horizontal
DIMENSIONS MINIRAIL W × H × L [MM] 85,4 × 31,4 × 385
ELEVATION WITH MINIFIVE approx. 5°
K2 Systems Logo
K2 MiniRail MK2 System : Description
13/02/2026

System variant

5° elevation with MiniFive:

Significantly more yield through... 
  • Improved rear ventilation 
  • Optimized irradiation angles 
  • Superior module performance
5° elevation with MiniFive

K2 Base: Easy, fast and safe planning

Quick and easy planning in five steps of K2 mounting systems for pitched and flat roofs. Our free planning tool K2 Base has a dashboard for efficient project management. Google Maps integration and graphic drawing tools support you in planning and make it easier.

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