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Hubbell PC100 100Amp Male Closure Cap

SKU: 1001866 - UPC: 783585371009 - MPN: PC100
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$66.99 $92.83 ( / )

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Engineered for Unmatched Marine Durability Protect your valuable shore power connections with a closure cap designed specifically for harsh marine environments. This robust male closure cap fits seamlessly over 100-amp plugs, creating a reliable barrier against saltwater spray, heavy rain, and relentless UV exposure. Crafted from high-impact composite materials, it...
Hubbell Marine
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Hubbell PC100 100Amp Male Closure Cap Product Description

Engineered for Unmatched Marine Durability

Protect your valuable shore power connections with a closure cap designed specifically for harsh marine environments. This robust male closure cap fits seamlessly over 100-amp plugs, creating a reliable barrier against saltwater spray, heavy rain, and relentless UV exposure. Crafted from high-impact composite materials, it stands up to the daily rigors of boating life without cracking, fading, or corroding—ensuring your electrical setup remains safe and functional season after season.

Standout Features That Deliver Real-World Performance

  • Superior Watertight Seal: Engineered assemblies lock out moisture completely, preventing the electrical shorts and corrosion that plague lesser covers in wet conditions.
  • Non-Metallic Composite Build: Lightweight yet incredibly tough, this gray-hued cap resists impacts from docks, gear, or waves while staying non-conductive for added safety.
  • Cord-Mounted Design: Easy to attach directly to your power cord, keeping it always at hand and ready to deploy—no fumbling in rough weather.
  • Versatile Compatibility: Perfect match for all 100-amp and 125-amp wire configurations, making it a go-to for various vessel power systems.

Why Boaters Trust This Closure Cap for Shore Power Protection

In the world of marine electrics, downtime from faulty connections isn't an option. This cap goes beyond basic covering by addressing common pain points like gasket degradation and loose fits. Its precision-molded design ensures a snug, friction-fit seal that withstands vibration from engines and choppy seas. Imagine docking after a long trip, knowing your 100-amp inlet is shielded from the elements—saving you costly repairs and keeping your vessel powered up reliably.

Boat owners report fewer instances of mold growth inside cords and extended lifespan for plugs, thanks to the breathable yet impenetrable barrier it provides. Whether you're trailering your craft or leaving it moored year-round, this cord-mounted solution simplifies protection without adding bulk or weight to your setup.

Simple Installation and Low-Maintenance Care

Getting started is straightforward—no tools required. Simply slide the cap over the exposed male pins of your 100-amp plug until it clicks securely into place. The cord-mounted hardware keeps everything aligned and accessible, even in low light or during storms.

Pro Tips for Longevity

  1. Inspect the seal annually for wear, especially after exposure to chemicals or prolonged submersion.
  2. Rinse with fresh water after saltwater use to maintain the composite surface's integrity.
  3. Avoid over-tightening; the design relies on a natural compression fit for optimal sealing.
  4. Store in a shaded area when not in use to preserve color and flexibility.

With proper care, this cap outlasts vinyl or rubber alternatives, reducing replacement frequency and keeping your marine electrical system in top shape.

Ideal Applications in Marine and Beyond

From luxury yachts to hardworking fishing boats, this closure cap excels wherever high-amperage shore power meets the elements. It's a staple for liveaboards securing 50/100-amp setups, weekend cruisers protecting against unexpected squalls, and commercial operators minimizing downtime. Its watertight rating also suits RV enthusiasts or dockside generators needing dependable plug covers in humid climates.

Frequently Asked Questions

What sizes of shore power plugs does this male closure cap fit?

It provides a secure fit for all 100-amp and 125-amp wire configurations, ensuring broad compatibility with standard marine power cords.

Is this cap suitable for saltwater marine environments?

Yes, its composite material and watertight design make it highly resistant to saltwater corrosion, UV rays, and constant moisture exposure.

How do I install the cord-mounted closure cap?

Slide it directly over the male plug pins until it seats firmly—no tools or hardware needed for a quick, reliable seal.

What material is used in this plug cover?

High-impact non-metallic composite, offering lightweight strength, electrical non-conductivity, and long-term durability.

Does the cap maintain its watertight seal over time?

Absolutely; the precision-engineered gasket and fit resist degradation from weather, vibration, and repeated use.

Can I use this on non-marine 100-amp cords?

While optimized for marine use, it works well on any compatible 100/125-amp cords in wet or outdoor settings like RVs or generators.

How should I clean and maintain the cap?

Rinse with fresh water after exposure to salt or dirt, and inspect the seal periodically. Avoid harsh chemicals to preserve material integrity.

Hebbell PC100 Male Closure Cap, For 100A All Wire

Model: PC100
  • Cap assemblies provide watertight sealing
  • Manufactured with non-metallic material
Specifications
Application All 100 and 125 Amp
Color Gray
Environmental Conditions Watertight
Item Type Plug Cover
Material Composite
Material - Mounting Hardware Cord Mounted


The cover assembly provides a watertight seal for the disconnected male pin and sleeve plug or inlet. Made of the same hard non-metallic material as the watertight pin, and...

Frequently Asked Questions (FAQ) About Hubbell PC100 100Amp Male Closure Cap

Who is the Hubbell Marine?
How to describe Hubbell PC100 100Amp Male Closure Cap?
What is the highlights of Hubbell PC100 100Amp Male Closure Cap?

Who is the Hubbell Marine?

Hubbell Incorporated is an American company that designs, manufactures and sells electrical and electronic products for non-residential and residential construction, industrial and utility applications. Hubbell was founded by Harvey Hubbell as a proprietorship in 1888, and was incorporated in Connecticut in 1905. Rugged, solid, safe, and reliable ? that?s what marine wiring devices from Hubbell Wiring Device-Kellems are designed to be. Every marine product we manufacture can face the harshest of conditions without sacrificing performance. Hubbell is making waves in the marine devices industry with Hubbell Wiring Device-Kellems marine market products. Drawing on over a century of commitment to innovation and quality, Hubbell Wiring Device-Kellems, an industry leader, is dedicated to developing and delivering marine products that improve performance, safety, and functionality. We are dedicated to developing and delivering marine products so that boat builders and boat captains can feel at ease while on the water. Most of our marine devices are made in the United States and are UL listed, CSA approved, and CE certified.

How to describe Hubbell PC100 100Amp Male Closure Cap?

The cover assembly provides a watertight seal for the disconnected male pin and sleeve plug or inlet. Made of the same hard non-metallic material as the watertight pin, and...

What is the highlights of Hubbell PC100 100Amp Male Closure Cap?



Save $25 when you buy the Hubbell PC100 100Amp Male Closure Cap for only $66 from NVN Marine! Same day shipping before 3pm.

Hubbell PC100 100Amp Male Closure Cap Technical Specifications

Type: 

Electrical | Shore Power

Vendor: 

Hubbell Marine

Weight: 

2.0 lb

Hubbell PC100 100Amp Male Closure Cap User Reviews

Hubbell PC100 100Amp Male Closure Cap Shipping & Return

Shipping Weight: 

2.0 lb

Box Sizes: 

1.00 (h) x 1.00 (w) x 1.00 (l)

Cubic Feet: 

1.0

Returnable: 

Yes

USPS First Class: 

Yes

P65: 

Yes

For detailed shipping policy please check our Shipping Policy and you can find our Return and Refund Policy here.

Hubbell PC100 100Amp Male Closure Cap

$66.99 $92.83 ( / )