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The FLEXSTEEL 150mr is a steel flexible conduit sold cut to length, designed to protect and route electrical wiring in installations where rigid conduit cannot accommodate movement, vibration, or directional changes. At a 1.5-inch trade size, this conduit is suited for medium to large conductor bundles in commercial and industrial applications. The full spool length is 300 feet, giving installers enough material for extended runs or multiple drops from a single order. Licensed electricians and electrical contractors are the primary installers of this product.
This flexible steel conduit is used in commercial and industrial electrical systems where wiring must pass through areas subject to vibration, thermal movement, or tight routing constraints. Typical applications include motor connections, equipment terminations, HVAC equipment wiring, and conduit drops from junction boxes to machinery. The cut-to-length format makes it practical for job-site use where specific run lengths are needed without material waste.
Designed as an OEM-style flexible steel conduit replacement or new-install product for standard 1.5-inch trade-size fittings and connectors used in commercial and industrial electrical systems.
Installation of flexible metal conduit must comply with NFPA 70 (NEC) Article 360 requirements for permitted uses, support intervals, and fitting types. Always de-energize circuits at the panel before beginning conduit work. Use listed flexible metal conduit fittings rated for the trade size and application. Consult local AHJ requirements, as some jurisdictions restrict flexible conduit length or require liquid-tight variants in wet or damp locations.
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