Woodhead 28W81 - Watertite® Plug with Locking Blade, 4 Pole/5 Wire, NEMA L21-30, 3ø 208V, Cord Grip Body Size F4
Woodhead

28W81

Alternate Item Number: 1301470085

UPC: 786788711139


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Overview

The Woodhead Watertite® Plug, SKU 28W81, is engineered for reliable 3-phase power connections in demanding industrial settings. This 4 Pole/5 Wire plug features a NEMA L21-30 configuration, operating at 208V and 30A. Its robust construction utilizes NEo-TEX® Paracril OZO rubber for the outer housing and grommet, nickel-plated brass for blades and contacts, and stainless steel for face screws, ensuring durability and corrosion resistance. The Watertite® design provides superior protection with NEMA 1, 3, 4, 4X, 5, 6, 6P, 12 ratings and IEC IP55, 56, 57, 65, 66, and 67 ratings, effectively sealing out water, dust, and contaminants, even under high-pressure washdowns up to 1000psi. The locking blade mechanism prevents accidental disconnections, crucial for continuous operation in high-vibration environments. Equipped with an F4 cord grip, it accommodates 1" cord diameters, offering substantial strain relief. Internal components include brass wire saddle clamps and a nylon face insert. Operating within a temperature range of -40°C to 75°C, this plug is ideal for manufacturing, construction, and commercial facilities requiring dependable 3-phase power distribution. UL File No. E10176, CSA File No. LR6837.
  • NEMA L21-30 configuration for 3-phase 208V power
  • 4 Pole/5 Wire, 30 Amp rating
  • Watertite® construction with NEMA 1, 3, 4, 4X, 5, 6, 6P, 12 and IEC IP55-67 ratings
  • Locking blade design prevents accidental disconnections
  • Durable NEo-TEX® Paracril OZO rubber housing with nickel-plated brass contacts
  • Ideal for manufacturing, construction, mining, and commercial applications
  • Part of Woodhead’s trusted Watertite® series for industrial durability

Specifications

Amperage Rating
30 A
Brand Name
Woodhead
Environmental Conditions
IP67
Number Of Poles
4-pole/5-wire
Number of Poles
4
Sub Brand
Watertite
Type
Plug
Voltage Rating
3Ø 208V
Package Weight (Imperial)
1.000 L
Package Weight (Metric)
0.454 kg
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Frequently Asked Questions about Woodhead

What certifications and standards do Woodhead products comply with?

Woodhead products are certified to multiple rigorous industrial standards, including UL Listed, CSA Certified, NSF Certified, and IP69K Rated. Their wiring devices meet FDA compliance requirements for food-related applications, and are tested to international standards like JIS Z2801/ISO 22196 for antimicrobial performance. These certifications demonstrate Woodhead's commitment to safety, durability, and quality across industrial, food processing, and harsh environment applications.

What industries and applications are Woodhead products used for?

Woodhead products serve a wide range of industrial applications including manufacturing, construction sites, food and beverage processing, shipyards, utility plants, and maintenance operations. Their specialized wiring devices and outlet boxes are designed for harsh environments like wet locations, petrochemical facilities, and heavy-duty industrial settings, with specific product lines for assembly stations, workstations, and portable power needs.

What are the key features of Woodhead products?

Woodhead products feature advanced industrial-grade design with key capabilities including IP69K water resistance, FDA-compliant materials, antimicrobial silicone rubber construction, and UL/CSA certifications. Their product lines span wet-location wiring devices, heavy-duty industrial connectors, portable lighting, and control solutions engineered for extreme environments like food processing, petrochemical, and manufacturing applications.

What are the main product lines offered by Woodhead?

Woodhead offers a comprehensive range of industrial connectivity solutions, including circular connectors, cordsets, and connectivity products for automation and industrial environments. Their product lines cover multiple series such as the 29W, 35, 32G, and 1000-series connectors, which are designed for robust industrial applications with various configurations and specifications.

What communication protocols do Woodhead products support?

Woodhead products support a comprehensive range of industrial communication protocols, including Modbus RTU, PROFIBUS DP, PROFINET, EtherNet/IP, CANopen, and DeviceNet. These protocols enable flexible connectivity across multiple industrial automation platforms, supporting high-speed data transmission and seamless network integration for diverse industrial applications.