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Leviton 18R21-UW 18 Series 2-4AWG Male Receptacle, 90-Degree, 0.75" Threaded Stud, 400W, White

SKU: 18R21-UW Leviton

Special Order: typically 2–6 weeks

Ships directly from the manufacturer. This is an estimated lead time, not a guaranteed delivery date.

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Key Features

  • Reliable, high-capacity temporary power for demanding sites — supports up to 400 A and 600 VAC to keep generators and distribution panels stable.
  • Weather- and impact-resistant Rhino-Hide housing protects connections in outdoor or rugged environments for security, surveillance, and construction use.
  • 90-degree, compact design with .75" threaded stud termination provides secure cable attachment while saving panel space and simplifying routing.
  • Tool-free assembly and color-coded phase ID speed installation and reduce downtime on temporary power, event, and site deployments.
  • Accepts #2–4/0 cable range for heavy-gauge conductors, ensuring durable, low-resistance connections under continuous load.

Quick Specifications

Product Model
18R21-UW
Brand Name
Leviton
Product Line
Rhino-Hide
Product Name
Rhino-Hide Power Socket
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Product information

18R21-UW

Overview

Deliver dependable, high-capacity temporary power where uptime matters most. The Leviton 18R21-UW 18 Series power receptacle is engineered for heavy-duty applications such as site power distribution, rental equipment, and security or surveillance installations. Rated for 400 A and 600 VAC, this 90-degree male panel-mount receptacle accepts #2–4/0 conductors and features a .75" threaded stud for secure, low-resistance terminations.

Built with Leviton’s Rhino-Hide TPV housing and a NEMA 3R rating, the receptacle resists cracking and impact while standing up to outdoor exposure. Color-coded phase identification and tool-free assembly accelerate installation and reduce wiring errors, making it ideal for monitoring systems, temporary network power, and event or construction power distribution. The compact, right-angle profile helps conserve panel space and simplifies cable routing on crowded enclosures.

Choose the 18R21-UW when you need a robust, serviceable power socket that balances high current capacity with weatherproof durability. Add this Leviton power receptacle to your next project for reliable temporary power — order now or contact our team for application guidance.

Features

  • Reliable, high-capacity temporary power for demanding sites — supports up to 400 A and 600 VAC to keep generators and distribution panels stable.
  • Weather- and impact-resistant Rhino-Hide housing protects connections in outdoor or rugged environments for security, surveillance, and construction use.
  • 90-degree, compact design with .75" threaded stud termination provides secure cable attachment while saving panel space and simplifying routing.
  • Tool-free assembly and color-coded phase ID speed installation and reduce downtime on temporary power, event, and site deployments.
  • Accepts #2–4/0 cable range for heavy-gauge conductors, ensuring durable, low-resistance connections under continuous load.
10 of 10 specifications
Technical specifications for Leviton 18R21-UW 18 Series 2-4AWG Male Receptacle, 90-Degree, 0.75" Threaded Stud, 400W, White
General Information
Brand Name Leviton
Manufacturer Leviton Mfg. Company, Inc
Product Line Rhino-Hide
Product Name Rhino-Hide Power Socket
Product Type Power Socket
Product Series 18
Manufacturer Part Number 18R21UW
Power Description
Current Rating 400 A
Voltage Rating 600V AC
Miscellaneous
Country of Origin MX

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SKU:
18R21-UW
Manufacturer part:
18R21-UW
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What should I know about returns?

Returns require an approved RMA. Consult the linked return policy for deadlines and eligibility. For standard non-defective returns, eligible factory-sealed items carry a 15% restocking fee and customer-paid return shipping; open-box and used items are refused. Defective and DOA claims follow the policy's separate terms. Special orders and other exclusions are final sale.

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Leviton 18R21-UW 18 Series 2-4AWG Male Receptacle, 90-Degree, 0.75" Threaded Stud, 400W, White

18R21-UW

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