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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Rule Rule-A-Matic Plus Float Switch - 40A - 29-40Af1

Rule, Miscellaneous
$111.19

The Rule-A-Matic Plus float switch has a strong, fully integrated and impact resistant cover to protect against debris and jamming, abrasive resistant marine grade wire, and a built-in test feature. 2-Year limited warranty.

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Rule Rule-A-Matic Plus Float Switch - 40Fa - 29-40Faf1

Rule, Miscellaneous
$116.79

The Rule-A-Matic Plus float switch has a strong, fully integrated and impact resistant cover to protect against debris and jamming, abrasive resistant marine grade wire, and a built-in test feature. 2-Year limited warranty.

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Rule Stepped Adaptor 1-1/8" Hose To 3/4" Or 5/8" Garden Hose - 69 - 29-69F1

Rule, Hoses, Clamps & Fittings
$15.29

Molded from heavy-duty, high impact plastic. Rust and corrosion proof.

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Rule Submersible Bilge Pump, 1100 Gph, 24V - 27Da-24 - 29-27Da24F1

Rule, Bilge Pumps & Blowers
$146.89

Our bilge pumps provide ultimate pumping performance, which helps keep your bilge clear of nuisance water, building on the genuine Rule design. Rigorous engineering and testing helped generate the DA series of bilge pumps. Our pumps are tested to the highest standard, achieving rated performance at 12V vs. 13.6V, resulting in higher flow with better efficiency for the toughest applications. Higher Flow optimized impeller to provide greater flow at the same amperageBuilt-in Thermal Cut-Off (TCO) provides added protection for pump and vesselBack Flow Prevention reduces the amount of water left over in the bilge, reducing odor and helping keep your bilge cleanerHidden Air Vents in the Body helps prevent air locking in challenging plumbing installations and helps with the check valveThreaded Discharge easier installation, easier maintenance

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Rule Submersible Bilge Pump, 360 Gph, 12V - 24Da - 29-24Daf1

Rule, Bilge Pumps & Blowers
$49.79

Our bilge pumps provide ultimate pumping performance, which helps keep your bilge clear of nuisance water, building on the genuine Rule design. Rigorous engineering and testing helped generate the DA series of bilge pumps. Our pumps are tested to the highest standard, achieving rated performance at 12V vs. 13.6V, resulting in higher flow with better efficiency for the toughest applications. Higher Flow optimized impeller to provide greater flow at the same amperageBuilt-in Thermal Cut-Off (TCO) provides added protection for pump and vesselBack Flow Prevention reduces the amount of water left over in the bilge, reducing odor and helping keep your bilge cleanerHidden Air Vents in the Body helps prevent air locking in challenging plumbing installations and helps with the check valveThreaded Discharge easier installation, easier maintenance

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Rule Superswitch Float Switch - 37A - 29-37Af1

Rule, Miscellaneous
$124.89

The non-mercury SuperSwitch is designed for the toughest applications. Includes marine grade 14 gauge "blocked wire," larger float for increased buoyancy, removable base for easy servicing and a reliable snap switch design. 5-Year limited warranty.

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Rule Superswitch Float Switch - 37Fa - 29-37Faf1

Rule, Miscellaneous
$135.49

The non-mercury SuperSwitch is designed for the toughest applications. Includes marine grade 14 gauge "blocked wire," larger float for increased buoyancy, removable base for easy servicing and a reliable snap switch design. 5-Year limited warranty.

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Rule Tournament Series Replacement Motor Cartridge Only - 45Dr - 29-45Drf1

Rule, Miscellaneous
$82.59

Replacement Pump Cartridge, 500 GPH

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Rule Tournament Series Replacement Motor Cartridge Only - 46Dr - 29-46Drf1

Rule, Miscellaneous
$100.89

Replacement Pump Cartridge, 800 GPH

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Rule Tournament Series Replacement Motor Cartridge Only - 47Dr - 29-47Drf1

Rule, Miscellaneous
$104.29

Replacement Pump Cartridge, 1100 GPH

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Rule Variable Flow Control Valve - 75 - 29-75F1

Rule, Hoses, Clamps & Fittings
$40.89

VARIABLE FLOW CONTROL VALVEAllows increases and decreases of flow from the pump with no damage at all to the pump. Range includes from fully open to totally off.

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Running Lights Identi-Plate, 5 Pack - Ip020 - 22-Ip020F1

Bernard Engraving, Lighting
$18.77

White lettering on black background except where noted. Beveled. All identi-plates are -1/2" x 1-1/2" in size.

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Rust & Stain Remover - Rf0008 - 295-Rf0008F1

Boeshield (T-9), Miscellaneous
$0.09

Removes rust and stains from any surface including cast iron and steel.

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Rust Away, 16 Oz. - Mdr-221 - 79-Mdr221F1

Mdr, Miscellaneous
$0.09

Removes rust stains from most surfaces including fiberglass. Gel formula can be applied to vertical surfaces. Restores rusted tools and equipment. When the rust is gone metal surface is sufficiently etched for painting. No scraping or wire brushing. Watch rust disappear when applied.

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Rust Converter, Gal. - 18419 - 77-18419F1

Crc, Miscellaneous

A unique fast drying milky-white vinyl/acrylic coating that is applied to any rusted metal surface in order to stop rust in its tracks. Neutralizes rust and converts it to a tough primer in one easy step. Protective coating helps prevent future rust and may be painted if desired.

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Rust Eater & Converter, 22 Oz. - 92322 - 74-92322F1

Starbrite, Cleaners, Brushes & Polishes
$35.59

Chemically designed to remove rust and oxidation without harming the original metal. Converts rust to a stable, solid form. Excellent base coat for painting metals. Biodegradable.

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Rust Stain Remover, 22 Oz. - 089222C - 74-89222Cf1

Starbrite, Cleaners, Brushes & Polishes
$33.89

Safe for use on fiberglass, metal and painted surfaces. No rubbing or scrubbing required. Removes rust drip stains and sprinkler rust deposits.

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Rust Stain Remover, 22 Oz. - 089222P - 74-89222F1

Starbrite, Cleaners, Brushes & Polishes

Safe for use on fiberglass, metal and painted surfaces. No rubbing or scrubbing required. Removes rust drip stains and sprinkler rust deposits.

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Rust Stain Remover, Gal. - 089200N - 74-89200F1

Starbrite, Cleaners, Brushes & Polishes
$88.69

Safe for use on fiberglass, metal and painted surfaces. No rubbing or scrubbing required. Removes rust drip stains and sprinkler rust deposits.

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Rustlok Metal Primer, Gal - 1698006 - 93-6980Gf1

Pettit Paint, Paint, Coatings & Bottom Care
$0.09

Adheres to all ferrous metals including steel, cast iron, galvanized and stainless. Dries rapidly allowing for multiple coats in a day.

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Rustlok Metal Primer, Qt. - 1698008 - 93-6980Qf1

Pettit Paint, Paint, Coatings & Bottom Care
$0.09

Adheres to all ferrous metals including steel, cast iron, galvanized and stainless. Dries rapidly allowing for multiple coats in a day.

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Rv 1 Acme Nut Pigtail Flr 12Pk - Lp-Pt15F-Bulk - 380-Lppt15Fbulkf1

Suburban Mfg, Miscellaneous
$442.95
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Rv 1 Acme Nut Pigtail Mpt 12Pk - Lp-Pt15M-Bulk - 380-Lppt15Mbulkf1

Suburban Mfg, Miscellaneous
$561.39
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Rv 45 Degree Hose Adapter Replaces P/N 117-39403 Rvx - 39403 - 17-39403F1

Camco Rv, Fittings, Hoses & Valves
$5.89

Allows you to connect hoses to the RV, to the dump station or to other hoses.

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.