MiniRail XPRess System
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MiniRail XPRess System
MiniRail XPRress Base 17in w/EPDM, Mill
Product number:
4000667
The MiniRail XPRess is a great solution for trapezoidal metal roofs. The base is preassembled with EPDM for waterproofing.
MiniRail XPRress Base Set, Mill
Product number:
4000073
The MiniRail XPRess is a great solution for trapezoidal metal roofs. The system is flexible with the 17' base length.
The Cross Clamp features a new and improved design allowing for easy one-handed installation with just one tool, offering both Mid and End Clamp functionality, compatible with module frames ranging from 30mm to 45mm, and maintaining a minimal inter-module gap of 0.5 inches.
The Cross Clamp features a new and improved design allowing for easy one-handed installation with just one tool, offering both Mid and End Clamp functionality, compatible with module frames ranging from 30mm to 45mm, and maintaining a minimal inter-module gap of 0.5 inches.
The K2 Cross Clamp offers a versatile and efficient design for solar module installations, meeting U.S. Domestic Content Requirements under the IRA 2022 to help projects qualify for federal incentives. This newly improved clamp allows easy one-handed installation with just one tool, functioning as both a Mid and End Clamp. Compatible with module frames from 30mm to 45mm, it maintains a minimal inter-module gap of 0.5 inches, ensuring a sleek, low-profile finish while providing secure, reliable support across U.S. rooftops.
The K2 Cross Clamp offers a versatile and efficient design for solar module installations, meeting U.S. Domestic Content Requirements under the IRA 2022 to help projects qualify for federal incentives. This newly improved clamp allows easy one-handed installation with just one tool, functioning as both a Mid and End Clamp. Compatible with module frames from 30mm to 45mm, it maintains a minimal inter-module gap of 0.5 inches, ensuring a sleek, low-profile finish while providing secure, reliable support across U.S. rooftops.
K2's updated Mid Clamp has the self-leveling base that was created from our innovative K2 End Clamp.
The K2 End Clamp is a self-leveling end clamp that is compatible with all K2 Systems.
Drop N Lock Flashing w/Everseal, Kit description
Yeti Clamp 2.0, Set
Product number:
4000050-B
The Yeti Clamp 2.0 is K2 Systems' very own hidden end clamp, with enhanced aesthetics and simple installation.
MiniRL Screw w/EPDM JF3, 29g, 25mm
Product number:
4000672
Self-tapping screw for the MiniRail XPRess Base.
K2 Ground Lug, 13mm Hex Set
Product number:
4000006-H
Top mounted grounding lug compatible with all K2 rail systems.
ILSCO, SGB-4, 4-14 SOL-STR
Product number:
4000960
Grounding lug that attaches to the open end of the rail. It is most commonly used for the MiniRail XPRess and D-Dome Railless² systems.
Dynobond 8"
Product number:
4000354
The Dynobond 8" offers simple module-to-module row bonding, with a clean aesthetic hiding bonding hardware under the array.
CR Micro inverter & OPT, 13mm Hex, DC
Product number:
4000629-H-US
Hardware that attaches microinverters or optimizers to the rail.
MLPE, Module Frame Mount, Kit
Product number:
4000083
The MLPE Module Frame Mount Kit is used to attach microinverters or optimizers to the module frame.
CR Micro inverter & OPT, 13mm Hex Kit
Product number:
4000629-H
Hardware that attaches microinverters or optimizers to the rail.
The K2 4 Wire Dragon Clip, Set attaches directly to the PV module frame, offering a secure hold for up to four PV cables or two Enphase Q Cables. Its compatibility with all K2 Systems underscores its versatility and adaptability. Crafted from stainless steel, this clip guarantees a durable and steadfast attachment to the module, while its UV resistant nylon body mitigates the risk of sharp edges damaging cable insulations.
Wire Management Clip, TC
Product number:
4000069
The TC Wire Clip is a top-mounted wire management solution that is compatible with all of K2's rail profiles.
The HEYClip SunRunner Cable Clip locks over the lip of the rail to manage wires on the side of the rail.
K2's Universal Mid Clamp is compatible with all our systems.
K2's Universal Mid Clamp is compatible with all our systems.
K2's Universal End Clamp is our standard end clamp that is compatible with all our systems.
K2's Universal End Clamp is our standard end clamp that is compatible with all our systems.
MiniRail XPRess System
The MiniRail XPRess System is K2's solution for trapezoidal metal roofs. It comes in 17 inch sections of rail backed with EPDM to reduce the chance of water intrusion. The self-tapping screws used to install the rail to the peaks also has an EPDM washer to ensure a water-tight seal. The system can be installed on metal sheet roofs as thin as 26 gauge.
MiniRail XPRess System
Areas of application
The MiniRail XPRess System does not require additional roof attachments because the rail itself attaches to the roof. By using 4 self-tapping screws into the base you can install the 17 inch sections of rail to the peaks of the roofing.

MiniRail XPRess System
Technical data
| MiniRail XPRess System | |
|---|---|
| Scope of Application | Trapezoidal metal roof |
| Fastening Type / Roof Fixture | Place MiniRail XPRess Base on trapezoidal roof and screw into the peaks of the roof |
| Material | MiniRail XPRess Rail: Aluminum (6000 Series), with EPDM |
| MiniRail XPRess Base Dimensions | (WxH) 73mm x 44.18mm |
| MiniRail XPRess Base Length | (L) 17in |
MiniRail XPRess System
MiniRail XPRess System
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.