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The COOPER WIRING DEVICES TRSGFNL20V is a specification-grade, tamper-resistant GFCI receptacle rated for 20 amps at 125 volts AC. Built to commercial grade standards, this single-phase, 2-pole, 3-wire device features a NEMA 5-20R configuration and a self-grounding design that simplifies installation in metal outlet boxes. The thermoplastic housing is rated for commercial environments, and the tamper-resistant shutters prevent accidental contact with live terminals. Licensed electricians install this receptacle in commercial and light industrial settings where ground-fault protection and tamper resistance are both required by code.
This GFCI receptacle is suited for commercial construction, tenant improvement, and renovation projects where the National Electrical Code mandates ground-fault circuit interrupter protection. Typical locations include kitchens, bathrooms, wet bars, garages, outdoor installations, and other areas defined by NEC as requiring GFCI protection. The 20-amp rating makes it appropriate for circuits serving equipment with higher current demand than a standard 15-amp residential receptacle. Back and side wiring options give installers flexibility in crowded electrical boxes.
Designed as a specification-grade OEM-style GFCI receptacle for commercial 20-amp, 125-volt single-phase branch circuits requiring NEMA 5-20R outlets with tamper-resistant and ground-fault protection features.
Installation should be performed by a licensed electrician in accordance with the National Electrical Code and applicable local codes. Always de-energize the branch circuit at the panel and verify absence of voltage with a suitable tester before beginning work. The self-grounding feature requires a properly grounded metal outlet box to function as intended. Follow NEC Article 406 for receptacle installation requirements and Article 210 for GFCI placement requirements.
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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