Skip to content
Celebrating over 50 years of Trusted Marine Service
Over 50 years of Trusted Marine Service

Marinco 4721CR 15A/125V Locking Type Male Plug

Original price $42.97 - Original price $42.97
Original price
$42.97
$42.97 - $42.97
Current price $42.97
Item locally warehoused

Free returns on all eligible orders

You have 30 days to request a return. All sale items are final sale.

Replace or upgrade your shore power plug with the Marinco 4721CR 15A/125V locking type male plug. Built for marine use, it features corrosion-resistant contacts and terminals, along with a durable yellow nylon body and ribbed design for secure handling.

Key Features

  • 15A/125V locking type male shore power plug
  • Corrosion resistant contacts and terminals
  • Yellow nylon body with ribbed design for secure grip

Intended Use

  • Marine shore power (corded inlet connections)
  • RV and mobile power setups that use matching 15A/125V locking male plug connections

Product Details

  • SKU: 69-4721CR
  • Brand/Model: Marinco 4721CR
  • Type: Locking type male plug
  • Rating: 15A / 125V
  • Body color/material: Yellow nylon
  • Design: Ribbed design for secure grip
  • Shore power plug features: Corrosion resistant contacts and terminals
  • Variant weight: 82 GRAMS
  • Barcode: 093344052002

Parts Desk Insights

Best Use Case: Ideal for shore power cord replacement when you want a locking male plug style with corrosion-resistant contacts and a grippy, durable nylon housing.

Common Issues: If you experience intermittent power, check for worn or dirty contact surfaces and ensure the plug is fully seated and properly locked before use. For marine environments, keep connectors clean and dry to help prevent corrosion buildup at the mating surfaces.

Related Products & Accessories

  • Browse shore power plugs and connectors - Find matching Marinco shore power cord ends, inlet connectors, and related adapters in the Shore Power category.
Shipping information

In-stock and OEM parts: ship same or next business day.

Locally warehoused items: ship within 1-3 business days.

Special-order items: timeline confirmed after order.

Returns & warranty

Returns & Satisfaction Guarantee

We stand firmly behind the quality of every product we sell. Your confidence matters to us — and we back it with a straightforward 30-Day Satisfaction Guarantee.

If you are not fully satisfied, you may request a return within 30 days of delivery. All returns must receive pre-approval prior to being sent back. Unauthorized returns will not be accepted.

To qualify for a return:


  • Item must be in new, unused condition

  • Product must be in its original packaging

  • All parts, components, hardware, manuals, and accessories must be included

  • Packaging must be undamaged and suitable for resale

Important:

Electronics are strictly inspected. No returns on open-box electronics. Exceptions may apply only with prior written approval. Any electronic unit that has been installed, powered, activated, or altered may not be eligible for return.

We are serious about product integrity — and equally serious about taking care of our customers. If there is ever a product issue, contact us immediately so we can make it right.

For return authorization, please contact our support team before shipping anything back.

Free Shipping

When you spend $150 or more

Here to Help

Get in touch with us

Store Pickup

Pick up your order yourself, for free

Easy Exchanges

Return or exchange within 30 days