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Hubbell M5100R9 30A 125V Dockside Receptacle with Watertight Cover

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

M5100R9
06/01/2036 2:25 PM
Sale Price

$927.96

1 left at this price

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Usually delivered within 2 days

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Product Details

The Hubbell M5100R9 is a heavy-duty dockside shore power receptacle designed for marine applications requiring reliable 30-amp, 125-volt electrical connections. Constructed from durable gray Supertough® nylon material, this receptacle provides superior resistance to impact, UV exposure, and harsh marine environments.

Key Features:

  • Supertough® nylon construction for exceptional durability and corrosion resistance
  • Gasketed, spring-loaded cover provides automatic closure when not in use
  • Watertight design when cover is securely fastened protects against moisture intrusion
  • Mounting holes positioned 4-7/8 inches (123.8mm) on centers for standard installation
  • Includes mounting screws and gasket for complete installation
  • 30-amp, 125-volt configuration suitable for marine shore power applications

This dockside receptacle is ideal for marinas, boat docks, and waterfront installations where dependable electrical connections are essential. The spring-loaded cover ensures protection from the elements even when users forget to close it manually, while the included gasket creates a weatherproof seal.

Products specifications

Description

4 Pole, 5 Wire Grounding

Rating

100A 120/208V

Always great to do business with

The price is good, easy to fill out the required information, I hope the shipping is fast, paid for 2 days over night, need the part now.

Thank you for having this in stock with free shipping

So far so good...

Best price for what I wanted, will wait and see what the quality is.

I ordered the Keep Toolbox Jerry can, what a great piece. Construction is pretty good for not being made in the US but it is rather heavy compared to real Jerry cans. Definitely a great piece!<br>-J Tuttle

Fast ship, great price. I will purchase merchandise from them again.

So far so good. Great website. Great prices

Good so far. Easy registration and login. Nice line of products.

awesome

Great price, fast shipping, good company that I will do business with again!

quick and polite service will deal with again

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