Leviton Industrial Grade Locki...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$31.95
Leviton Industrial Grade Locking Receptacle, Flush Mount

Leviton Industrial Grade Locking Receptacle, Flush Mount

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Model: LEV2510

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

$31.95
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Leviton Industrial Grade Locking Receptacle, Flush Mount

The Leviton Industrial Grade Locking Receptacle is engineered for demanding commercial and industrial power connections where reliability under stress is non-negotiable. Featuring a flush-mount design, this single locking receptacle is built with impact-resistant and chemical-resistant construction to withstand harsh plant floors, workshops, and outdoor-adjacent industrial settings. As part of Leviton's industrial-grade line, it delivers the rugged durability that professional electricians and facility maintenance teams expect from a trusted brand, making it a dependable choice for installations that see frequent connect and disconnect cycles under tough conditions.

Key Features

  • Flush-Mount Design: Installs cleanly into standard wall boxes and industrial enclosures for a low-profile, professional finish that reduces snag hazards in busy work areas.
  • Impact-Resistant Construction: Engineered to resist cracking and damage from drops, knocks, and rough handling on active job sites and manufacturing floors.
  • Chemical-Resistant Construction: Withstands exposure to solvents, oils, cleaning agents, and other corrosive substances common in industrial and processing facilities.
  • Industrial Grade: Built to Leviton's industrial-grade standard for heavy-duty, high-reliability performance in demanding-use environments.
  • Single Locking Configuration: Secure locking connection helps prevent accidental disconnects, reducing downtime and unplanned outages in critical power applications.
  • Durable Housing: Rugged housing is designed to hold up to repeated use, harsh handling, and the wear and tear of continuous industrial service.
  • Professional-Grade Reliability: Backed by Leviton's reputation for dependable electrical devices trusted across commercial and industrial projects.

Technical Specifications

  • Refer to manufacturer documentation for complete technical specifications.

Typical Applications

  • Industrial and Manufacturing Facilities
  • Commercial Electrical Installations
  • Heavy-Duty Power Connections and Equipment Hookups
  • Workshops, Plant Floors, and Processing Environments
  • Facilities Exposed to Chemicals, Solvents, or Frequent Impact
  • Renovation and New Construction Electrical Work

Why Leviton?

Leviton's industrial-grade locking receptacles are built for professionals who need dependable, code-compliant performance in tough environments. With impact-resistant and chemical-resistant construction in a flush-mount form factor, this single locking receptacle is designed to keep demanding industrial and commercial installations running reliably, connection after connection. For electricians, contractors, and facility teams who cannot afford unplanned downtime, choosing a Leviton industrial-grade device means choosing a component engineered to perform where ordinary receptacles fall short.

Manufacturer Resources

Technical Information

Product Specs

Product Type:
Locking Receptacle
Amperage Rating:
20A
Voltage Rating:
120/208V
Nema Rating:
L21-20R
Grade:
Industrial
Product Color:
Black
Department:
Electrical
Product Group:
Wiring Devices
Product Subgroup:
Receptacles & Outlets

Leviton LEV2510 – Frequently Asked Questions

1) How many conductors do I need to pull for a Leviton 2510 receptacle?
Five. The L21-20R pattern on the 2510 is four-pole, five-wire: three hot legs, a neutral, and an equipment ground, matching its 120/208V rating. Wiring it from a three-wire feed is not possible, so confirm the panel feed is a three-phase wye circuit with neutral before you rough in.
2) Can I use the Leviton 2510 for a 240V single-phase generator inlet or welder?
No. The 2510 is L21-20R at 120/208V, a three-phase wye configuration. For single-phase 125/250V 20A work, such as a generator cord or a 240V tool, you want an L14-20 device like the Eaton L14-20-R locking receptacle. Running a single-phase feed into an L21 pattern leaves a pole dead and the plug will not fit anyway.
3) Is the Eaton L14-20 locking receptacle a direct replacement for the Leviton 2510?
No. The Leviton 2510 is a NEMA L21-20R device rated 20A at 120/208V, which is a four-pole, five-wire three-phase configuration. The Eaton L14-20 industrial locking receptacle is an L14-20 pattern, a single-phase three-pole, four-wire configuration. The blade patterns are keyed differently, so an L14-20 plug will not mate with an L21-20R receptacle and the two are not interchangeable on the same circuit. Match the NEMA designation on the cord cap of the equipment being served before ordering either.
4) The existing receptacle is surface mounted on a flange, not recessed in a wall box. Can I use the Leviton 2510?
The Leviton 2510 is a flush-mount device that installs into standard wall boxes and industrial enclosures, so it is not a drop-in for an opening prepped for a flanged body. For a flanged outlet, the Bryant 71020ER is a flanged locking receptacle in the Bryant 7 Series. Whichever body style you choose, the NEMA pattern still has to match the plug: the 2510 is L21-20R at 20A.
5) Is the Leviton 2510 a flush-mount device or does it come with its own box?
It is a flush-mount receptacle, meant to drop into a standard wall box or an industrial enclosure. No housing or box is part of the device, so you supply the box and a matching cover plate. If you need a device that mounts to a surface with its own flange, the Bryant 71020ER from the 7 Series is a flanged locking receptacle instead.
6) Will a 20A locking receptacle hold up on a plant floor with constant plugging and unplugging?
That is the case it is built for. The 2510 is an industrial grade device with impact-resistant and chemical-resistant construction, intended for repeated connect and disconnect cycles in plants, workshops, and areas exposed to solvents, oils, and cleaners. The twist-lock action also keeps cords from being pulled loose by vibration or traffic.
7) How does the Leviton 2510 compare to the Eaton locking receptacles for an industrial spec?
The difference that matters first is the configuration, not the brand. The 2510 is L21-20R, 20A, 120/208V three-phase, and Leviton lists it as industrial grade. The Eaton L1-15 locking receptacle is a 15A single-pole device and the Eaton L14-20-R is single-phase, and both are listed as commercial grade in our records. If your drawing calls for an industrial-grade three-phase 20A twist-lock, the 2510 is the one that matches.
8) What part number do I order for the Leviton industrial L21-20R flush receptacle?
Order Leviton 2510. It is a single catalog number with no finish or amperage options to pick, covering the L21-20R 20A 120/208V industrial grade flush-mount receptacle in black.
9) What is the difference between an industrial grade locking receptacle and a commercial grade one?
Grade describes the device's construction and duty expectation. The Leviton 2510 carries an industrial grade designation with impact-resistant and chemical-resistant construction intended for plant floors, workshops, and processing areas that see frequent connect and disconnect cycles. The Eaton L14-20 locking receptacle and the Eaton NEMA L1-15 locking receptacle are both listed at commercial grade. For an MRO buyer standardizing a maintenance plant on one device family, the grade field is the line item to check, since a commercial grade body is specified for lighter duty cycles than a device built to an industrial standard.
10) I have a mix of locking receptacles across the plant. How do I tell which ones are actually the same device?
Compare three fields, not the look of the body. First the NEMA pattern, which decides what plug will mate: the Leviton 2510 is L21-20R, the Eaton L14-20 device is L14-20, and the Eaton NEMA L1-15 device is L1-15. Second the mounting style, flush versus flanged; the 2510 is flush mount while the Bryant 71020ER is a flanged body. Third the grade, with the 2510 listed industrial and both Eaton devices listed commercial. Two receptacles only cross-reference as equals when all three agree.
11) What color is the Leviton 2510, and does that matter for matching other devices in the building?
The 2510 body is black, which is the usual industrial-grade twist-lock color and will match other black locking devices on the same wall. The Eaton L14-20-R is also a black nylon locking receptacle if you are standardizing appearance across openings that carry different circuit types.
12) Does the black nylon Eaton L14-20 receptacle match the Leviton 2510 in appearance and material?
Both are black devices and the Eaton L14-20 locking receptacle is a nylon body, while the Leviton 2510 is described as having impact-resistant and chemical-resistant construction in a black finish. Color matching across the two will read consistent on a wall, but they remain different NEMA patterns, L14-20 against the 2510's L21-20R, so appearance alone should not drive the substitution.
How fast can I get the Leviton LEV2510 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 LEV2510 come with a warranty?
Absolutely. The Leviton LEV2510 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 LEV2510?
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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