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Portvoi 50A to 30A Marine Shore Power NEMA SS2-50P to L5-30R Adapter Cord

ETL Listed, Twist Lock Design, 10AWG STW, 1.5FT, Max 3750W

125/250V Plug to 125V 30A Shore Power Female For Boat/RV/Camper

Sale price  $43.63 Regular price  $44.58
Product subtotal: $43.63
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1-Year Limited Warranty
30-Day Return Window
  • 🚚 Ships Within 2 Days • Delivers in 3–5 Business Days ⭐
Product Highlight
  • Power 30A Devices from 50A Pedestal: Converts a 50 Amp SS2-50P male marine inlet into a 30 Amp 125V L5-30R female outlet, allowing RVs, campers, or boats to draw power safely from a 50A dock pedestal
  • 50A SS2-50P Male Plug: Rated 50 Amp 125/250V 3 Prong marine shore power plug with threaded locking ring. Designed to connect to standard 50A dock pedestals while supplying 125V power to 30A equipment.
  • 30A L5-30R Locking Receptacle: 30 Amp 125V 3-prong locking outlet built with 10AWG 3-conductor stranded copper wire, rated for up to 30A continuous load for reliable and stable performance.
  • Marine-Grade Locking Design: Threaded locking rings on both ends help prevent accidental disconnection and reduce exposure to moisture in wet, coastal, or dockside environments.
  • Heavy-Duty Construction: Constructed with STW 10AWG 3-conductor copper wiring and a flame-retardant, oil- and UV-resistant jacket. The compact 1.5FT length minimizes voltage drop and fits tight dock or RV pedestal spaces.
Tech Spec

This marine shore power adapter converts a 50 Amp SS2-50P dockside power connection into a 30 Amp L5-30R locking receptacle, providing a safe and reliable way to power RVs, boats, and marine equipment from a 50A pedestal. Built with heavy-duty 10 AWG STW pure copper wire and marine-grade locking connectors for dependable performance in demanding outdoor environments.

Specification Details
Product Type Marine Shore Power Adapter Cord
Input Plug SS2-50P Male Plug, 3-Prong, 50 Amp, 125/250V, Marine Shore Power Configuration
Output Receptacle NEMA L5-30R Locking Female Receptacle, 3-Prong, 30 Amp, 125V
Rated Current 30 Amps Max Output
Rated Voltage 125 Volts Output
Maximum Power 3,750 Watts
Wire Gauge 10/3 AWG STW, 100% Pure Copper Conductors
Cord Length 1.5 Feet
Connector Type 3-Pole, 3-Wire, Grounding, Locking Configuration
Connector Design Marine-Grade Threaded Locking Rings on Both Ends to Prevent Accidental Disconnection
Material Heavy-Duty STW Jacket, Flame-Retardant, Oil-Resistant, UV-Resistant PVC with High-Conductivity Copper Conductors
Applications Boats, Yachts, Marine Shore Power Systems, RVs, Campers, Dockside Power Pedestals, Portable Power Connections
Operating Environment Indoor and Outdoor Use
Certification ETL Listed
Marine Compatibility Compatible with Standard 50A Shore Power Pedestals and Marine Electrical Systems
Shipping & Return
Returns Policy

You may return most new, unopened items within 90 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).

You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).

If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.

Shipping

We only ship to the United States with free shipping.

When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.

Please also note that we provide free shipping in USA

Portvoi 50A to 30A Marine Shore Power NEMA SS2-50P to L5-30R Adapter Cord
Portvoi 50A to 30A Marine Shore Power NEMA SS2-50P to L5-30R Adapter Cord
Sale price  $43.63 Regular price  $44.58

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