K2 Systems RailConn CR 48-X,48-XL Struct Set, Dark

K2 Systems RailConn CR 48-X,48-XL Struct Set, Dark

The RailConn CR 48‑X, 48‑XL Struct Set, Dark (K2 Systems Part No. 4000386) is a structural external rail connector designed to securely join two CrossRail 48‑X or 48‑XL solar mounting rails in photovoltaic (PV) installation systems. It provides a reliable mechanical splice that maintains rail alignment and structural continuity across rail runs on both flat and pitched roof applications.

• Model/Type: 4000386
• Finish: Dark
• Included Hardware: 1 × Structural rail connector body (aluminum, dark finish) + 2 × T‑Bolts 28/15 M10×20 (stainless steel) + 2 × Serrated hex flange nuts (stainless steel, M10)
• Durable & Certified: Constructed from aluminum with stainless‑steel hardware, the connector is built to resist corrosion and outdoor exposure on PV racking systems typical of rooftop installations.
• Water Protection & Fit: The dark anodized finish provides additional protection against oxidation and weathering compared with untreated metals, helping the connector maintain its integrity when exposed to rain, humidity, and seasonal moisture.