Eaton NEMA L1-15 Locking Recep...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$23.62
Eaton NEMA L1-15 Locking Receptacle, Industrial Grade

Eaton NEMA L1-15 Locking Receptacle, Industrial Grade

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Model: L520R

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

$23.62
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Eaton NEMA L1-15 Locking Receptacle, Industrial Grade

The Eaton NEMA L1-15 Locking Receptacle is a two-pole, non-grounding safety grip locking receptacle engineered for industrial applications. Rated 15A at 125V, this Commercial grade device features a glass filled nylon face and body for durability, with brass contacts for reliable conductivity. Designed for back and side wiring, it is built to perform in demanding industrial environments.

Key Features

  • NEMA Configuration: L1-15 locking configuration for secure, vibration-resistant connections.
  • Amperage and Voltage Rating: 15A, 125V for reliable industrial power delivery.
  • Two-Pole, Non-Grounding: Configured for two-pole, non-grounding wiring applications.
  • Durable Construction: Glass filled nylon face/body material resists impact and wear in industrial settings.
  • Contact Material: Brass contacts provide dependable electrical conductivity.
  • Wiring Method: Back and side wiring for flexible installation options.
  • Safety Grip Design: Special safety grip locking feature helps prevent accidental disconnection.
  • Wide Operating Range: Rated for -40 to 105 °C (-40 to 221 °F) operating temperature.

Technical Specifications

  • Number Of Poles: Two-pole
  • Voltage Rating: 125 V
  • Amperage Rating: 15 A
  • Device Grade: Commercial
  • Color: Black
  • NEMA Configuration: L1-15
  • Special Features: Safety grip locking receptacle
  • Wiring Method: Back and side
  • Application: Industrial
  • Operating Temperature: -40 to 105 °C (-40 to 221 °F)
  • Face/Body Material: Glass filled nylon
  • Type: Locking receptacle
  • Material: Glass filled nylon
  • Design Type: Duplex receptacle
  • Receptacle Type: Duplex
  • Number Of Wires: Non-grounding
  • Contact Material: Brass
  • Department: Electrical

Typical Applications

  • Industrial Power Distribution
  • Commercial and Industrial Electrical Installations
  • Portable Equipment and Machinery Connections
  • Locking Plug and Receptacle Wiring Systems
  • Renovation and New Construction Electrical Work

Why Eaton?

Eaton locking receptacles are built with glass filled nylon construction and brass contacts to deliver dependable performance in demanding industrial settings. The safety grip locking design and wide -40 to 105 °C operating range help ensure secure, code-compliant connections for professional electrical work.

Manufacturer Resources

Product Specs

Product Color:
Black
Department:
Electrical
Product Type:
Locking Receptacle
Contact material:
Brass
Application:
Industrial
Product Material:
Glass Filled Nylon
Configuration:
NEMA L1-15
Voltage Rating:
125V
Amperage Rating:
15A
Connection Type:
Back and Side Wiring
Grade:
Commercial
Product Group:
Wiring Devices
Product Subgroup:
Receptacles & Outlets

Eaton L520R – Frequently Asked Questions

1) Does the Eaton L1-15 locking receptacle have a ground?
No. The Eaton L1-15 is a two-pole, non-grounding device, so it lands a hot and a neutral only and there is no equipment grounding contact in the face. If your circuit or the connected equipment requires an equipment ground, an L1-15 is the wrong configuration and you need a grounding locking config such as L5-15 or L5-20.
2) What amperage options does the Eaton L1-15 locking receptacle come in?
Three amperage choices are offered: 10 amp (part 7582), 15 amp (part 7540), and 20 amp (part L520R). The base L1-15 configuration is rated 15A at 125V. Pick the part number that matches the branch circuit and the plug on the equipment, since a locking plug will only mate with its own NEMA configuration.
3) Will an L1-15 twist-lock plug fit this Eaton receptacle?
Yes, an L1-15 plug mates with it. NEMA locking configurations are keyed, so only a plug with the matching L1-15 blade pattern will insert and twist to lock. An L5-15 plug (which carries a ground pin) will not go into a non-grounding L1-15 face.
4) I need a locking receptacle for a 277/480V three-phase machine instead of a 125V circuit - what should I use?
The Eaton 7540 is not the device for that opening; it is rated 125V and is two-pole non-grounding. For a 277/480V Y AC circuit, the Leviton 2450 is a four-wire, four-pole single locking receptacle rated 20A at 277/480V Y AC, which matches a three-phase wye feed with neutral and ground.
5) What is the difference between the Eaton 7540 L1-15 receptacle and the Leviton 2410 locking receptacle?
They serve different circuits. The Eaton 7540 is a NEMA L1-15 configuration rated 15A at 125V, two-pole and non-grounding, so it lands on a single-phase 125V branch circuit. The Leviton 2410 is a NEMA L14-20R rated 20A at 125/250V, which is a four-wire configuration for a two-hot-plus-neutral-and-ground feed. A cord cap made for one will not engage the other, so choose by the configuration stamped on the plug you are feeding.
6) My spec calls for a grounding locking receptacle - does the Eaton 7540 work?
No. The Eaton 7540 in the L1-15 configuration is two-pole and non-grounding, so there is no equipment grounding contact in the device. If the circuit or the cord cap requires a ground, move to a grounding configuration such as the Leviton 2410 at 20A 125/250V NEMA L14-20R or the four-pole Leviton 2450 at 20A 277/480V Y AC, depending on the voltage you are feeding.
7) Can I back-wire this Eaton locking receptacle, or does it have to be side-wired?
Either works. The device accepts back and side wiring, so you can land conductors at the back terminals for a cleaner box fill or wrap them on the side screws when you are pigtailing or feeding through.
8) Is this Eaton receptacle rated for a cold warehouse or an unheated outbuilding?
Its operating range runs from -40 to 105 degrees C (-40 to 221 degrees F), which covers unheated storage, cold rooms, and hot equipment rooms. The glass filled nylon face and body hold up to impact and abrasion in those environments.
9) Why use a twist-lock receptacle instead of a standard straight-blade one on machinery?
A locking receptacle holds the plug through a twist-and-lock engagement, so vibration, cord tug, or someone walking past the cord will not drop the connection. Eaton's safety grip locking design is aimed at exactly that on portable equipment and machinery feeds. Straight blade devices rely on contact tension alone and pull free more easily.
10) Is the Eaton 7540 industrial grade, or do I need a Leviton for a plant floor spec that calls for industrial grade?
The Eaton 7540 is listed at commercial grade, with a glass filled nylon face and body and brass contacts, and is built for industrial applications. If your specification literally calls out an industrial grade wiring device, the Leviton 2330 and Leviton 2420 flush-mount locking receptacles are both cataloged as industrial grade and are impact- and chemical-resistant, which is the language a plant or institutional spec usually wants to see.
11) Can I use the Bryant 71020ER in place of the Eaton 7540?
Not as a drop-in. The Bryant 71020ER is a 7 Series flanged locking receptacle, meaning it mounts through a flange on equipment or an enclosure face rather than wiring into a standard device box. The Eaton 7540 is wired back and side and installs as a box-mounted device. If you are feeding a machine skirt or portable equipment housing, the flanged Bryant is the right body style; for a wall or box opening, stay with the Eaton.
12) Is a flanged inlet or a flush mount version available if I need to mount on equipment?
The Eaton L1-15 is a receptacle device for standard box mounting, not a flanged unit. For a flanged locking receptacle, the Bryant 71020ER from the 7 Series is a flanged type; for flush mount locking receptacles, the Leviton 2330, 2420, and 2450 are flush mount devices.
How fast can I get the Eaton L520R 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 Eaton L520R come with a warranty?
Absolutely. The Eaton L520R 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 Eaton L520R?
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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