Towing Equipment› Trailer Wiring and Electronics

Marinco

RV GENERATOR ADAPTER 30A LOCKING (3 PRONG)

$20.38

SKU: M012 125A

In Stock
In Stock
Ships by Sep 8
Free Shipping over $200
$100 Minimum Order
Non-Returnable Item

Overview

The Marinco 125A is an RV plug designed to connect an RV's power inlet to a generator power source. It features a TT-30P NEMA standard on one end and an L5-30R NEMA standard on the other. The plug has a straight blade end type and a twist locking end type, both rated for 30 Amps.

This adapter is waterproof and includes a locking ring for secure connection. It is CSA approved and built to withstand the rigors of the marine environment. Marinco backs this product with a Limited 5 Year Warranty.
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RV GENERATOR ADAPTER 30A LOCKING (3 PRONG)

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

BrandMarinco
Part NumberM012 125A

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Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

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