Cooper Wiring Devices Arrow Ha...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$96.59
Cooper Wiring Devices Arrow Hart Watertight Locking Connector, 30A 250V, 3-Pole 4-Wire

Cooper Wiring Devices Arrow Hart Watertight Locking Connector, 30A 250V, 3-Pole 4-Wire

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Model: L1530CW

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

$96.59
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Cooper Wiring Devices Arrow Hart Watertight Locking Connector, 30A 250V, 3-Pole 4-Wire

The Cooper Wiring Devices Arrow Hart Watertight Locking Connector is an industrial-grade, three-pole four-wire twist-locking connector built to NEMA L15-30 configuration for secure, vibration-resistant power connections. Rated 30A at 250V, this locking connector features a Santoprene thermoplastic elastomeric housing with steel contacts, delivering a watertight, IP67-rated design suited to demanding industrial environments. With an allowable wire size of #18-10 AWG and a back-wiring termination method, it is engineered for reliable field assembly on industrial cord sets and portable power equipment.

Key Features

  • NEMA L15-30 Configuration: Three-pole, four-wire locking design for secure, twist-lock engagement that resists accidental disconnection.
  • Electrical Rating: Rated 30A at 250V for demanding industrial power distribution applications.
  • Allowable Wire Size: Accepts #18-10 AWG conductors terminated using a back-wiring method for efficient field assembly.
  • Durable Construction: Santoprene thermoplastic elastomeric body paired with steel contacts for impact resistance and long-term durability.
  • Watertight Design: IP67 degree of protection and watertight environmental resistance for use in wet or exposed industrial settings.
  • Cord Diameter Range: Accommodates cord diameters from 0.43 to 1.15 in for compatibility with a range of industrial cordage.
  • High-Visibility Color: Finished in yellow for quick identification on job sites and industrial floors.

Certifications & Compliance

  • NEMA L15-30 Configuration
  • IP67 Degree of Protection
  • Watertight Environmental Resistance

Technical Specifications

  • Contact Material: Steel
  • Material: Santoprene thermoplastic elastomeric
  • Voltage Rating: 250V
  • Number Of Poles: Three-pole
  • Wiring Method: Back
  • Allowable Wire Size: #18-10 AWG
  • Application: Industrial
  • Amperage Rating: 30A
  • Nema Configuration: L15-30
  • Environmental Resistance: Watertight
  • Color: Yellow
  • Number Of Wires: Four-wire
  • Cord Diameter: 0.43 to 1.15 in
  • Degree of Protection: IP67

Typical Applications

  • Industrial Power Distribution and Cord Sets
  • Locking Cord Connections for Portable Equipment
  • Wet and Outdoor Industrial Environments
  • Temporary Power Setups on Job Sites
  • Commercial and Industrial Electrical Installations

Why Cooper Wiring Devices?

Cooper Wiring Devices Arrow Hart products are built with rugged Santoprene thermoplastic housings and steel contacts to withstand the rigors of industrial use, while the IP67-rated, watertight construction ensures dependable performance in wet and exposed locations. This locking connector delivers the secure, code-compliant twist-lock connection that professional electricians and industrial facilities rely on.

Manufacturer Resources

Product Specs

Contact Material:
Steel
Voltage Rating:
250V
Number Of Poles:
Three-pole
Wiring Method:
Back
Allowable Wire Size:
#18-10 AWG
Application:
Industrial
Amperage Rating:
30A
Nema Configuration:
L15-30
Special Features:
#REF!
Environmental Resistance:
Watertight
Number Of Wires:
Four-wire
Cord Diameter:
0.43 to 1.15 in
Degree of Protection:
IP67
Product Type:
Locking Connector
Connection Type:
Back Wiring
Product Material:
Santoprene Thermoplastic Elastomeric
Product Color:
Yellow
Department:
Electrical
Product Group:
Wiring Devices
Product Subgroup:
Plugs & Connectors

Cooper Wiring Devices L1530CW – Frequently Asked Questions

1) Can I use this Cooper watertight locking connector outdoors or in a washdown area?
Yes. The L1530CW carries an IP67 degree of protection and is rated watertight, so it holds up in wet, exposed, and outdoor industrial locations, including temporary job site power. The Santoprene thermoplastic elastomer body takes impact well and the housing seals on the cord, which is what gets you the watertight rating in practice.
2) What size cord will fit the L1530CW connector's cord grip?
The clamp range is 0.43 to 1.15 inches outside diameter, which covers most industrial 4-conductor cordage you'd run for a 30A circuit. Conductors can be #18 through #10 AWG. Undersized cord in a watertight connector is the usual reason a seal leaks, so measure the jacket OD before you assemble.
3) What are my options if I need a 30A locking connector but not a 3-phase L15-30?
Depends on the circuit. For 250V single phase, two-pole three-wire, the Eaton Arrow Hart Ultra Grip L6-30 connector covers it. For 125V 30A, two-pole three-wire, look at the Leviton 2313 industrial grade L5-30 connector. For 125/250V four-wire three-pole, the Leviton 2413 industrial connector is the match. None of those are interchangeable with L15-30, so pick by the configuration stamped on the mating plug.
4) What is the closest equivalent to the Arrow Hart L1530CW if I need a 3-pole 4-wire locking connector at 125/250V instead of 250V?
The Arrow Hart L1530CW is built to the NEMA L15-30 configuration, three-pole four-wire at 250V, which is a three-phase 250V pattern with no neutral. If the cord set you are terminating is 125/250V single-phase, the Leviton 2413 is an industrial locking connector in a 4-wire 3-pole 125/250V pattern. The pole and wire count is the same; the voltage system is different, so match it to the receptacle already on the equipment rather than to the pole count alone.
5) I have a 30A 250V circuit but only two hots and a ground. Is the L1530CW the right connector?
No. The Arrow Hart L1530CW is a three-pole four-wire L15-30 device, so it expects three ungrounded conductors plus ground. For a two-wire-plus-ground 250V run at 30A, the Eaton Arrow Hart Ultra Grip locking connector in the L6-30 pattern is the two-pole three-wire 30A device. Wire count is the deciding factor here, not the amperage.
6) How do the conductors terminate on this Arrow Hart connector?
Back wiring. Conductors land from the back of the terminal rather than wrapping a binding screw, which speeds up field assembly on a cord set and keeps the strands captive. Contacts are steel. Accepts #18 to #10 AWG.
7) Is a connector the same thing as a receptacle? Which end of the cord does this go on?
A connector is the female end that goes on the flexible cord, not a box-mounted device. The L1530CW terminates onto portable cordage and plugs onto an L15-30 plug or equipment inlet. If you need a device to mount in a wall box or on a panel, you want a locking receptacle or inlet instead, not this.
8) Is there a lower-amperage alternative if 30 amps is more than my equipment needs?
Yes. For a 20A four-wire circuit, the Eaton Arrow Hart Ultra-Grip L14-20 connector is rated 20A 125/250V, and the Leviton 2323 is a 20A five-wire four-pole industrial connector. For light 250V loads, the Pass and Seymour Turnlok L6-15 is a 15A 250V connector. Note that none of these carry the watertight/IP67 construction the Cooper L1530CW does, so for wet locations stay with a watertight device.
9) Will this hold up on equipment that vibrates or gets dragged around?
That's what the twist-lock design is for. The L15-30 blades rotate into the mating plug and lock, so the cord won't shake or pull free the way a straight-blade connection will. The Santoprene elastomer housing absorbs impact rather than cracking when the cord gets dropped or run over, which is why it's specified for industrial cord sets and portable power gear.
10) Does a 4-pole 5-wire locking connector work in place of the 3-pole 4-wire L1530CW?
It does not. The Arrow Hart L1530CW is three-pole four-wire for L15-30. The Leviton 2323 is a 5-wire 4-pole industrial grade connector rated 20A, which adds a neutral and drops the amperage, so its blade pattern will not engage an L15-30 inlet. Count poles and wires on the mating device before ordering either one.
11) Is there a lighter-duty 250V locking connector than the L1530CW for small equipment?
For lower current at the same 250V class, the Pass and Seymour Turnlok PSL615-C is a NEMA L6-15 connector rated 15A 250V in EHU nylon. The Arrow Hart L1530CW carries 30A at 250V with a Santoprene thermoplastic elastomeric body and an IP67 watertight rating, which is what makes it suited to wet and exposed locations; the L6-15 is a two-pole pattern and a different amperage, so it fits only equipment specified for L6-15.
12) If I need a non-metallic locking connector body, is there an alternative to the L1530CW?
The Arrow Hart L1530CW already uses a non-metallic Santoprene thermoplastic elastomeric housing with steel contacts, in yellow for visibility on industrial floors. If your spec calls out a specific non-metallic series, the Bryant 71020NC is a 7 Series non-metallic NEMA locking connector. Confirm its NEMA pattern against the equipment before substituting, since the L1530CW is an L15-30 device.
13) Why is this locking connector yellow?
The yellow body is for visibility on an industrial floor or a temporary power run, where a black connector disappears against the cord and the deck. It also makes it quick to pick out a 250V 3-phase drop from other cord sets in a bundle.
How fast can I get the Cooper Wiring Devices L1530CW 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 Cooper Wiring Devices L1530CW come with a warranty?
Absolutely. The Cooper Wiring Devices L1530CW 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 Cooper Wiring Devices L1530CW?
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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