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The HALEX/SCOTT FETZER 27520 is a 1/2-inch plastic insulating bushing sold in a 4-pack. These bushings are designed to protect electrical conductors from abrasion and damage at conduit terminations where wire exits metal conduit or fittings. Made from flame-retardant thermoplastic rated to 105 degrees Celsius, they provide a durable insulating barrier that meets common wiring installation requirements. Electricians use these bushings to safeguard wire insulation at box knockouts, conduit ends, and similar termination points throughout residential and commercial electrical systems.
These insulating bushings are suited for use in residential and light commercial electrical installations wherever 1/2-inch conduit or fittings terminate at enclosures, panels, or junction boxes. They are a standard consumable item on most service and rough-in jobs, and the 4-pack format makes them practical for carrying multiples on a single service call or install. The flame-retardant thermoplastic construction is appropriate for indoor wiring applications where wire protection and code compliance at terminations are required.
Designed as an OEM-style replacement insulating bushing for use with standard 1/2-inch conduit and fittings in residential and commercial electrical installations.
Installation is performed by licensed electricians in accordance with applicable NEC requirements for conductor protection at conduit terminations. Power down and lock out the circuit or panel before working at any enclosure or termination point. Bushings are pressed or threaded into the conduit end or knockout opening by hand prior to pulling wire. Do not use damaged or cracked bushings, as compromised insulation protection defeats the purpose of the fitting.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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