Leviton SmartlockPro Slim Heav...
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$18.13

Leviton SmartlockPro Slim Heavy-Duty Self-Test GFCI Duplex Receptacle, Black

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Model: GFNT2-I

In Stock (leaves warehouse same day if ordered before 3pm ET)

$18.13
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Leviton SmartlockPro Slim GFCI Duplex Receptacle

The Leviton SmartlockPro Slim Heavy-Duty Self-Test GFCI Duplex Receptacle delivers dependable ground-fault protection in a slim, heavy-duty housing built for demanding commercial and residential electrical systems. Rated 20A, 125V with a NEMA 5-20R configuration and finished in Black, this GFCI receptacle incorporates self-test technology that continuously monitors the internal protective circuitry and clearly indicates if the device ever loses ground-fault protection or needs replacement, removing the guesswork of manual monthly testing. As a non-tamper-resistant configuration, it suits applications and jurisdictions where TR-rated devices are not specifically required by code.

Key Features

  • Electrical Rating: 20A, 125V with NEMA 5-20R configuration for standard branch-circuit receptacle applications.
  • Slim Profile: Compact, low-profile housing simplifies installation in multi-gang boxes and other space-constrained wiring device applications.
  • Heavy-Duty Construction: Engineered to withstand frequent use in demanding commercial, industrial, and high-traffic residential environments.
  • Self-Test Technology: Automatically and continuously monitors GFCI protective circuitry, visually signaling when the device requires replacement and eliminating manual monthly push-button testing.
  • Non-Tamper-Resistant Configuration: A standard, non-TR design suited to applications where tamper-resistant receptacles are not mandated by code.
  • Ground-Fault Circuit Interrupter Protection: Provides critical protection against electric shock hazards caused by ground faults on the connected branch circuit.
  • Finish: Black housing color.
  • Leviton Reliability: Backed by Leviton's reputation for durable, code-focused wiring devices trusted by electrical professionals.

Technical Specifications

  • Amperage: 20A
  • Voltage: 125V
  • NEMA Rating: 5-20R
  • Product Color: Black

Typical Applications

  • Commercial and Residential Electrical Installations
  • Kitchens, Bathrooms, and Laundry Areas
  • Outdoor, Garage, and Workshop Receptacle Circuits
  • Renovation and New Construction Wiring Projects
  • Facilities and Properties Requiring Frequent GFCI Self-Testing
  • Multi-Gang Box Installations Where a Slim Device Profile Is Needed

Why Leviton?

Leviton is a trusted name in electrical wiring devices, and the SmartlockPro Slim GFCI receptacle reflects that reputation through heavy-duty construction paired with the convenience of built-in self-test monitoring. Choosing this Leviton GFCI receptacle means dependable, code-focused ground-fault protection at 20A/125V and simplified ongoing maintenance for electrical contractors, property managers, and facility teams alike.

Manufacturer Resources

Product Specs

Product Type:
Receptacle
Amperage Rating:
20A
Voltage Rating:
125V
NEMA Rating:
5-20R
Grade:
Commercial
Product Color:
Black
Device Type:
Tamper-Resistant
Product Material:
Thermoplastic
Connection Type:
Non-Tamper-Resistant
Department:
Electrical
Product Group:
Outlets
Product Subgroup:
Switches & Receptacles

Leviton GFNT2-I – Frequently Asked Questions

1) Will a Leviton GFNT2 GFCI receptacle work on a 15 amp circuit, or does it need a 20 amp branch circuit?
The GFNT2 is a 20A, 125V device with a NEMA 5-20R face, so the slots are the T-shaped configuration that accepts both a standard 5-15P plug and a 20 amp 5-20P plug. Per NEC branch circuit rules a 5-20R receptacle belongs on a 20 amp circuit with 12 AWG conductors. If your circuit is a 15 amp breaker on 14 AWG, you want a 15 amp 5-15R GFCI instead, not this one.
2) Does the Leviton SmartlockPro Slim self-test GFCI still need to be push-button tested every month?
Self-test means the receptacle checks its own ground-fault circuitry automatically and continuously, and gives a visual indication if protection is lost or the device needs replacing. That is what removes the manual monthly push-button routine that a maintenance tech would otherwise walk the building doing. For a property manager or facilities team with dozens of GFCIs across units, that is the practical reason to spec the self-test version over a legacy GFCI.
3) Is the Leviton GFNT2 GFCI tamper resistant, and will that pass inspection in a dwelling unit?
It is the non-tamper-resistant version. In dwelling units the NEC generally requires tamper-resistant receptacles in the areas it lists, so for apartments and houses you usually need a TR device. The GFNT2 is the right pick for commercial spaces, garages, shops, and other locations where your jurisdiction does not mandate TR. Check the requirement for the occupancy before you buy a case of these.
4) Will a slim GFCI receptacle fit in a shallow or crowded multi-gang box?
The slim profile is the whole point of the GFNT2. GFCI bodies are deep, and the standard ones fight you in a shallow old-work box or a three- and four-gang box packed with 12 AWG. This one is built low-profile so the wire folds behind it without bowing the yoke. If you are retrofitting GFCI protection into existing boxes rather than new construction, that is the difference between the plate sitting flat and not.
5) What colors does the Leviton GFNT2 GFCI receptacle come in, and can I match the rest of the devices in a building?
Six colors: black, gray, ivory, light almond, red, and white. Order by suffix, GFNT2-E black, GFNT2-GY gray, GFNT2-I ivory, GFNT2-T light almond, GFNT2-R red, GFNT2-W white. Gray and white cover most commercial device schedules, ivory and light almond match older residential runs, and red is the usual choice where a receptacle needs to read as a dedicated or emergency circuit at a glance.
6) Is the Leviton GFNT2 a commercial grade GFCI or a residential one?
Commercial grade, in a thermoplastic housing built for frequent use in high-traffic commercial, industrial, and residential settings. That matters where a receptacle gets cycled hard, a shop bench, a corridor, a break room, a job trailer. Spec-grade construction is also what a facilities standard usually calls for when you are standardizing devices across a portfolio.
7) Can one GFCI receptacle protect the other outlets downstream on the same circuit?
Yes, wired through the LOAD terminals a GFCI receptacle extends ground-fault protection to every receptacle downstream on that branch circuit, which is the standard way to cover a run of kitchen or garage outlets from a single device. Feed conductors land on LINE. Keep in mind the GFNT2 is a 20 amp 5-20R device, so it needs to sit on a 20 amp circuit, and downstream receptacles fed from it must be rated for that circuit too.
8) Can I use a Leviton GFNT2 GFCI outdoors or in a wet location?
The receptacle itself is an indoor-style device; outdoors it has to live inside a weather-resistant in-use cover, and in a damp or wet location the NEC also calls for a weather-resistant receptacle. The GFNT2 is listed as a standard non-TR commercial device at 20A, 125V, so for exposed exterior work you generally want a WR-rated GFCI plus a bubble cover. Inside a garage, workshop, or covered utility space it is straightforward.
9) What wall plate do I need for a Leviton slim GFCI receptacle?
A GFCI takes a decora / rectangular-opening plate, not the duplex plate with two round holes that fits a standard receptacle. The GFNT2 uses the same opening as any decorator device, so it gangs cleanly beside decora switches and dimmers in a multi-gang plate. Plates are ordered separately from the receptacle. Match the plate color to the device suffix you pick, black, gray, ivory, light almond, red, or white.
10) My GFCI keeps tripping or the indicator light is on, do I replace the device?
A self-test GFCI like the GFNT2 is telling you something with that indicator. It monitors its own protective circuitry and visually signals when it has lost ground-fault protection and needs replacement, so an indication that will not clear after a reset points at the device, not the circuit. If it trips only under load, the fault is downstream and you chase the wiring. Older non-self-test GFCIs give you no such signal, which is why facilities teams swap to self-test on turnover.
How fast can I get the Leviton GFNT2-I delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the continental U.S. Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit, reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the Leviton GFNT2-I come with a warranty?
Absolutely. The Leviton GFNT2-I is backed by a manufacturer’s warranty. For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the Leviton GFNT2-I?
You can call, text, or email our expert support team for fast answers. We’re here to help with product selection, installation tips, and troubleshooting. Contact Us
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