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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Valterra A10120Vm Mighty Cord® Digital Ac Volt Meter - A10-120Vm - 800-A10120Vmf1

Valterra, Air Conditioning & Ventilation
$27.29

Voltage below 108 can damage the electrical devices in your RV, Boat, Home or Office. Our monitor's accurate digital display helps preserve your valuable appliances, computers, TVs and more by giving you instant voltage readings. Just plug it in to any outlet. Accurate digital displayDoubles as a night lightMeasures 90-132V AC

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Valterra A100998 Stayput™ Boxed Stackers, 10X20 Pack - A10-0929 - 800-A100929F1

Valterra, Miscellaneous
$141.15

Multi-use leveler, jack stand and wheel supportAttached easy grip handleConvenient self-fastening strap for storageWorks with all stacker products

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Valterra A100930 Stayput™ Boxed Stackers, 10X20 Pack, With Bags - A10-0930 - 800-A100930F1

Valterra, Miscellaneous
$196.75

Multi-use leveler, jack stand and wheel supportAttached easy grip handleConvenient self-fastening strap for storageWorks with all stacker products

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Valterra A100928 Stayput™ Boxed Stackers, 10X10 Pack, With Bag - A10-0928 - 800-A100928F1

Valterra, Miscellaneous
$179.32

Multi-use leveler, jack stand and wheel supportAttached easy grip handleConvenient self-fastening strap for storageWorks with all stacker products

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Valterra A100927 Stayput™ Boxed Stackers, 10X10 Pack - A10-0927 - 800-A100927F1

Valterra, Miscellaneous
$127.14

Multi-use leveler, jack stand and wheel supportAttached easy grip handleConvenient self-fastening strap for storageWorks with all stacker products

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Valterra A100926 Stayput™ Jack Pad Wrap Card, Large, 2 Pack - A10-0926 - 800-A100926F1

Valterra, Leveling, Jacks & Stabilizers
$34.49

Hexagonal shape provides greater weight dispersion. Preventing jacks sinking or digging.For stable, level surface on gravel, concrete and grassEZ grip handle and handy storage strapLong-lasting, UV stabilizedUse under trailer tongue, jacks, and awning supports

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Valterra A100925 Stayput™ Jack Pad Wrap Card, Small, 4 Pack - A10-0925 - 800-A100925F1

Valterra, Leveling, Jacks & Stabilizers
$31.89

Hexagonal shape provides greater weight dispersion. Preventing jacks sinking or digging.For stable, level surface on gravel, concrete and grassEZ grip handle and handy storage strapLong-lasting, UV stabilizedUse under trailer tongue, jacks, and awning supports

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Valterra A100924 Stayput™ Large Jack Pads With Handle, 2/Pk - A10-0924 - 800-A100924 Superseded By: 800-A100926F1

Valterra, Leveling, Jacks & Stabilizers
$40.99

Stop your jacks from sinking! EZ Grip HandleLightweight & UV stabilzedHandy storage strapUse under: trailer tongue, trailer jack, some 5th wheel drop down jacks, and awning support legs

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Valterra A100922 Stackers™ Chock - A10-0922 - 800-A100922F1

Valterra, Miscellaneous
$18.59

Chock designed to be used with Stackers™ Levers. Attached handle interlocks with stackersRugged tread design, stops RV at the top of the stack

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Valterra A100915 Stayput™ Wide Chock 5 7/8", Red - A10-0915 - 800-A100915F1

Valterra, Miscellaneous
$18.00

Prevents tires from rolling and slidingGrooved surface for better gripNylon cord to easily remove the chock when finishedDurable, polyethylene construction for strength and stabilityMeasures 7" long x 5-7/8" wide x 5" tall

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Valterra A100905 Stayput™ Trailer Jack Multi Axle Tire Change, 4 Pack, Red - A10-0905 - 800-A100905F1

Valterra, Leveling, Jacks & Stabilizers
$122.79

Simplest way to change your dual axle trailer tire. No need to unhitch or unload! 5-1/2" lift and 15,000 lbs. load capacity.

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Valterra A100903 Stayput™ Two Axle Side-To-Side Level, Red - A10-0902 - 800-A100902F1

Valterra, Leveling, Jacks & Stabilizers
$63.37

Level any RV or trailer easily with 1/2" to 4-1/2" liftExclusive Stop Line indicator to eliminate unexpected drop offRidged grips keep leveler and chock in place

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Valterra A100903 Stayput™ Two Axle Side-To-Side Level W/ Two Wedges, Red, 2Pk - A10-0903 - 800-A100903F1

Valterra, Leveling, Jacks & Stabilizers
$133.13

Level any RV or trailer easily with 1/2" to 4-1/2" liftExclusive Stop Line indicator to eliminate unexpected drop offRidged grips keep leveler and chock in placeKit includes two leveling blocks and two wedge chocks

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Valterra A100014Vp 30-15 Amp Electrical Adapter, Carded - A10-0014Vp - 800-A100014Vpf1

Valterra, Fittings, Hoses & Valves
$8.99

Space saving compact adapter plug for use in adapting power for use with trailers. Made of durable PVC and solid brass contacts. Not for permanent use. Compact Design for Easy Use. CSA listedApproved for sale in Canada

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Valterra A100014 30-15 Amp Electrical Adapter, Bulk - A10-0014 - 800-A100014F1

Valterra, Fittings, Hoses & Valves
$7.69

Space saving compact adapter plug for use in adapting power for use with trailers. Made of durable PVC and solid brass contacts. Not for permanent use. Compact Design for Easy Use. CSA listedApproved for sale in Canada

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Valterra A10-7W8 Mighty Cord 7-Way 8' Rv Trailer Cord - A10-7W8 - 800-A107W8F1

Valterra, Hitches, Couplers & Wiring
$76.69

Molded 7-way trailer cord for wiring trailers. 10/2, 12/1, 14/4 wire configuration6-pole round to 4-way flat adapter plug

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Valterra A10-7007 Mighty Cord Rv 5Th Wheel 7' Gooseneck Harness - A10-7007 - 800-A107007F1

Valterra, Miscellaneous
$159.69

Universal 7-way harness with OEM connector Easy installation, fits all current model pick-upsMounts in truck bed for simple hook up of 5th wheel or gooseneck trailerRoutes 7-way RV socket into truck bedMaintains 7-way rear of vehicle7' length

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Valterra A10-50Acvvp Mighty Cord Waterproof 50 Amp Rv Cover With Threaded Ring - Fits A10-50Fdt - A10-50Acvvp - 800-A1050Acvvpf1

Valterra, Sealants & Roof Repair
$29.69

Waterproof cover with threaded ring to fit with female locking connector. For use with part #A1050FDT.

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Valterra A10-3375 Rust Resistant Universal Rv Vent Lid - Mounting Hardware Included - A10-3375 - 800-A103375F1

Valterra, Air Conditioning & Ventilation
$45.29

Universal vent lid replaces Jensen, Ventline, Elixir and Ventadome vent lids Made of durable impact and UV resistant polypropyleneRust-resistant mounting hardware included

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Valterra A10-3050Ehd Mighty Cord 30 Amp Male To 50 Amp Female Detachable Rv Adapter Cord With Handle - A10-3050Ehd - 800-A103050Ehdf1

Valterra, Fittings, Hoses & Valves
$335.39

This detachable cord adapts power for use with RV. Detachable female receptacle with ring and finger grip male plug makes hooking up the RV to campground power easy and convenient. Heavy duty cable designed for outdoor use.

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Valterra A10-3050 Rv 1/2" Mpt Check Valve / Vacuum Breaker - A10-3050 - 800-A103050F1

Valterra, Fittings, Hoses & Valves
$116.29

Replacement for RV OEM tank flushing systems Protects fresh water supply from contamination

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Valterra A10-2618Vp Rv Fridgecool Exhaust Fan With Thermo Switch & Lighted On Off Switch - A10-2618Vp - 800-A102618Vpf1

Valterra, Lighting & 12V Accessories
$84.79

Installed at the top of refrigerator compartment to exhaust out hot air which keeps refrigerators operating efficiently in hot weather. Comes standard with Thermo- Switch that turns fan on when temperature reaches 100° and turns fan off when temperature is lowered to 80°. Comes standard with 12' of wire and lighted ON/OFF switch. Draws less than 1 milliamp of battery power.

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Valterra A10-2606 Rv Fridgecool Fan With On Off Switch - A10-2606 - 800-A102606F1

Valterra, Lighting & 12V Accessories
$40.79
  • Easy On/Off switch
  • Stops food spoilage
  • Cuts initial cool-down time by 50%
  • Runs for more than 30 days on 2 "D" batteries
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Valterra A10-2260 Non Skid 2" X 60" Roll Rv Step & Ladder Grip Tape - A10-2260 - 800-A102260F1

Valterra, Miscellaneous
$81.79

Improves footing on steps and ladders. Can be cut to shape, and adheres to any clean, dry surface. Durable in wet conditions. Black.

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Valterra A10-1550Vp Dogbone Style Mighty Cord 15 Amp Male To 50 Amp Female 12" Rv Adapter Cord - A10-1550Vp - 800-A101550Vpf1

Valterra, Fittings, Hoses & Valves
$57.39

15 amp male to 50 amp female dogbone adapter cord 12" lengthHeavy duty cable designed for outdoor use125V

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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.