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Hubbell HBL52CM21 Yellow Spring-Loaded Weatherproof Duplex Receptacle Cover Plate

Manufacturer

Hubbell

<h3>Engineering Excellence Since 1888</h3> <p>Founded in 1888 by inventor Harvey Hubbell II, Hubbell Incorporated began with groundbreaking inventions that transformed electrical connectivity, including the U.S. electrical plug and the pull-chain light socket. What started as a small manufacturing facility in Bridgeport, Connecticut has evolved into a global leader in utility and electrical solutions. Between 1896 and 1909, Harvey Hubbell was granted 45 patents on a wide variety of electrical products, establishing a legacy of innovation that continues to define the brand today.</p> <p>Today Hubbell continues its legacy of innovation as a leading manufacturer of utility and electrical solutions which enable customers to operate critical infrastructure safely, reliably, and efficiently. The company's commitment to engineering excellence has made it a trusted name across commercial, industrial, utility, and marine applications. From data centers and hospitals to marinas and recreational vessels, Hubbell products deliver the dependable performance that critical systems demand.</p> <h3>Marine Power Solutions Built for Harsh Environments</h3> <p>Hubbell has earned particular recognition for its marine electrical products, which are engineered to withstand the unique challenges of saltwater environments. The company's products are built to provide safe, dependable, and lasting power in harsh marine environments, with fully functional shore power that minimizes downtime. Marine professionals rely on Hubbell's reputation for quality when selecting components that must perform reliably in corrosive conditions where failure is not an option.</p> <p>The <a href="/7390-hubbell-hubbell-shore-power-adaptors-200549">Shore Power Adaptors</a> line exemplifies this commitment to marine excellence, offering boaters and marinas the secure connections they need for safe power transfer. For vessels requiring higher amperage capacity, Hubbell's <a href="/7390-hubbell-hubbell-100a-products-200543">100A Products</a> deliver heavy-duty performance in compact, corrosion-resistant housings. Harvey Hubbell III devised the company's lines of Twist-Lock industrial connectors with new 2-, 3-, and 4-wire devices of various ratings, and this innovation continues in today's marine-grade locking devices that prevent accidental disconnection in demanding conditions.</p> <h3>Comprehensive Amperage Solutions</h3> <p>Understanding that different vessels and applications require specific power configurations, Hubbell offers complete product lines across multiple amperage ratings. The <a href="/7390-hubbell-hubbell-50a-products-200546">50A Products</a> category serves as the workhorse for many recreational and light commercial marine applications, balancing capacity with practical installation requirements. For lighter-duty applications, <a href="/7390-hubbell-hubbell-30a-products-200545">30A Products</a> provide reliable connectivity in a compact form factor ideal for smaller vessels and auxiliary circuits.</p> <p>Beyond marine applications, Hubbell's expertise extends throughout the electrical industry. The company's <a href="/7390-hubbell-electrical-parts-accessories-200355">Electrical Parts & Accessories</a> showcase the breadth of engineering knowledge accumulated over more than a century of manufacturing excellence. Each product reflects the same attention to material selection, environmental resilience, and safety standards that have made Hubbell a preferred specification among electricians, contractors, and engineers worldwide.</p> <h3>Innovation That Powers Progress</h3> <p>Hubbell Incorporated has grown to be an international manufacturer of electrical and electronic products for a broad range of non-residential and residential construction, industrial, and utility applications. The company maintains manufacturing facilities across multiple continents and continues to invest in research and development that addresses evolving industry needs. From smart grid technologies to renewable energy infrastructure, Hubbell's product portfolio adapts to support the transition toward more efficient and sustainable power systems.</p> <p>Whether you're outfitting a new marina, upgrading shore power infrastructure, or maintaining critical electrical systems aboard commercial vessels, Hubbell's comprehensive range of marine and electrical products provides the quality and reliability that professionals demand. The company's dedication to manufacturing products that meet or exceed industry standards ensures that every connection, every adapter, and every component contributes to safer, more dependable electrical systems.</p>

Part Number

HBL52CM21
06/20/2036 11:43 PM
Sale Price

$86.48

In Stock (10+)

delivery box

Usually delivered within 2 days

free shipping

FREE SHIPPING

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No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Hubbell HBL52CM21 is a heavy-duty spring-loaded lift cover plate designed to provide reliable weatherproof protection for duplex receptacles in outdoor and wet location applications. Constructed from durable yellow polycarbonate, this cover plate offers excellent UV resistance and long-lasting performance in harsh environmental conditions.

Key Features:

  • Spring-loaded lift cover design for convenient access while maintaining weather protection
  • High-impact polycarbonate construction resists cracking and fading
  • Neoprene gasket provides a watertight seal to prevent moisture intrusion
  • Stainless steel mounting screws included for corrosion resistance
  • Bright yellow color for high visibility and safety compliance
  • Designed specifically for use with FS/FD type weatherproof electrical boxes

This cover plate is ideal for protecting duplex receptacles in outdoor installations, construction sites, marine environments, and industrial facilities where exposure to rain, snow, dust, and debris is a concern. The spring-loaded mechanism automatically returns the cover to the closed position after each use, ensuring continuous weatherproof protection.

Products specifications

Color

Yellow

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Great products and prices

Quick and Easy so far.

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