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The NSI INDUSTRIES 266 is a steel compression connector sized at 2.5 inches, designed to secure and terminate electrical conduit runs in commercial and industrial wiring installations. Compression-style connectors provide a watertight, mechanically secure connection between rigid or intermediate metal conduit and an enclosure knockout. The steel construction delivers the durability required in demanding environments. Licensed electricians install this fitting as part of conduit assembly work on panels, junction boxes, and other electrical enclosures.
This connector is suited for use in commercial, industrial, and residential electrical installations where a 2.5-inch conduit termination is required. It is typically installed at panel knockouts or enclosure entries where a reliable, tight-fitting mechanical connection is needed to maintain raceway integrity and code-compliant wiring methods.
Designed as an OEM-style replacement and standard compression connector for 2.5-inch rigid or intermediate metal conduit terminations at electrical enclosures and panels.
Installation should be performed by a licensed electrician in accordance with applicable NEC requirements. De-energize all circuits and lock out the panel or enclosure before beginning conduit termination work. Use appropriate conduit wrenches or pliers to tighten the compression nut to a firm, secure fit without over-tightening. Inspect the knockout opening to confirm proper sizing before installation.
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