U.S. Customers: Orders shipped from Canada may be subject to U.S. import duties, taxes, and/or tariffs as assessed by U.S. Customs and your carrier. These charges are not included in our product prices or shipping rates. You are responsible for any duties/tariffs/fees due on delivery or prior to delivery.
Packed and shipped within Canada!

Premium Marine Quality Parts

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50 Amp, 125/250 Volt. Nickel plated brass. Heat resistant thermoset interior and combination metal and rubber cord grip, which provides superior strain relief capability. Cord grip range is .44-1.140"... More Details
Isolation Transformers for the Marine industry. Suitable for 100 Amp shore power systems, UL Listed isolation transformers assure proper wiring conditions on your boat, and greatly minimizes the possi... More Details
Features heat resistant thermoset base.... More Details
Features heat resistant thermoset base.... More Details
Styled and sized like a standard Hubbell Twist-Lock® Plug. Simply plug it in and the LED back panel immediately identifies if the connections are made correctly and are in the correct position, ensuri... More Details
Valox® carbonate. For weatherproofing 50 amp receptacles. Meets the requirements of the most stringent of UL's three listing categories for weatherproof plates. Stainless steel screws and a neoprene g... More Details
For weatherproofing connector bodies when used on extension cords or adapters.... More Details
For weatherproofing 50 amp plugs... More Details
For connector bodies when used with shore power inlets. Stainless steel threaded sealing ring makes connection watertight.... More Details
White polycarbonate. Spring loaded. For weatherproofing 26CM10 receptacle. Meets the most stringent requirements of UL's three listing categories for weatherproof plates. Stainless steel screws and ne... More Details
Yellow polycarbonate. Spring loaded. For weatherproofing 26CM10 receptacle. Meets the most stringent requirements of UL's three listing categories for weatherproof plates. Stainless steel screws and n... More Details
Yellow polycarbonate. Spring loaded. For weatherproofing old style 26CM10 receptacle. Meets the most stringent requirements of UL's three listing categories for weatherproof plates. Stainless steel sc... More Details
Fully molded, watertight design.... More Details
Fully molded, watertight design.... More Details
Compact Grey nylon panel mount inlet ideal for bass boat battery charging connection. Has gasketed spring-loaded lift cover for weatherproofing front and neoprene boot for weatherproofing rear. Will a... More Details
Fully molded, watertight design.... More Details
Fully molded, watertight design.... More Details
Vinyl jacketed. Completely factory pre-wired with molded-on devices. Connector end has a threaded sealing ring for making the inlet/connector interface watertight.LED models have two high density LED ... More Details
For 26CM13 connector body when used with shore power inlets. Yellow. Threaded sealing ring makes connection watertight. Also for weatherproofing 26CM11 plug when used with 60CM63 power outlet. Fits In... More Details
For weatherproofing 26CM11 plugFits Insulgrip® devices onlyYellow... More Details
Rugged nylon housing and detachable cord grip (range .230-.720") that utilizes unique offset jaws arrangement to provide secure strain relief. Yellow15 Amp 125 Volt... More Details
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Northern Marine Canada
Our products are shipped from Canada!
Parts Warehouse:
Toronto, Ontario, Canada
Head Office:
Kingston, Ontario

About Us

Northern Marine is a Canadian supplier of premium marine and RV parts and accessories from top industry brands. We focus on quality, accurate listings, and dependable fulfillment so you can maintain, repair, and outfit your boat or RV with confidence.

Our goal is simple: get you the right parts, shipped fast, with straightforward service you can count on.