Marinco P30-503 EEL Pigtail Adapter Dock Side Male 30A 125V Locking to Boat Side Female 50A 125V Locking With Sealing Collar System
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Marinco EEL Pigtail Adapter lets you connect power between dock and boat when the shore receptacle and boat inlet use different shore-power configurations. Built for marine use, it features a watertight plug/connector design, a sealing collar system (where applicable), and a dock-power indicator LED for easy confirmation.
Key Features
- Connect one dockside receptacle to a boatside inlet/equipment with dissimilar power configurations
- Sealing collar system (where applicable) helps create a weatherproof seal at the cable joint
- Super flexible marine-grade tinned cable: 30A 10 gauge and 50A 6 gauge
- Watertight molded plug and connector ends for safety and durability
- Corrosion-resistant nickel-plated contacts
- LED power indicator to show dock power is present and flowing through the cord
- Suitable for use in wet locations
- Marine UL® listed
- 5 year warranty
Intended Use
- Shore-power accessory for docking/connecting marine vessels to dockside electricity
- Use as a pigtail adapter between a dockside power receptacle and a boatside inlet when volt/amp ratings differ (per adapter ratings)
Product Details
- SKU: 69-P30503
- Adapter type: EEL pigtail adapter (dock side male locking to boat side female locking)
- Dock side rating: 30A 125V locking male
- Boat side rating: 50A 125V locking female
- Sealing collar system: included as part of the product feature set (where applicable)
- Cable construction: super flexible marine grade, tinned cable
- Cable conductors: 30 Amp 10 gauge; 50 Amp 6 gauge
- Power indicator: LED
- Use location: wet locations
- Warranty: 5 year warranty
- Certification: Marine UL® listed
- Variant/condition: new
Parts Desk Insights
Best Use Case: Ideal for setups where your dockside power connector doesn’t match your boat’s inlet configuration, and you need a marine-grade, locking pigtail adapter with a sealing-collar system to help maintain weather resistance.
Common Issues: Common problems with shore-power adapters come from improper locking engagement or a joint that isn’t fully seated—visually check the locking fit and confirm the LED power indicator once connected. Also make sure the mating inlet/plug surfaces are clean and dry before connection to support a reliable seal.
Related Products & Accessories
- Shore Power Products - Browse the Shore Power collection/category for compatible Marinco shore-power cords, inlets, and adapter configurations.
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.