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Premium Marine Quality Parts

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Hubbell Hbl77Cm74Wo Yellow Valox® Carbonate Lift Cover Plate For Weatherproofing 50A Receptacles - Hbl77Cm74Wo - 36-Hbl77Cm74Wof1

Hubbell, Fuel System
$131.65

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 gasket are included for mounting. Made for mounting to FS/FD type weatherproof boxes.

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Hubbell Hblt26Cm11 30A Twist-Lock® Circuit Tester - Hblt26Cm11 - 36-Hblt26Cm11F1

Hubbell, Power Distribution
$175.42

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, ensuring the device is wired properly. An easy to read card is provided with the tester, to help determine if the connections are correct. This tester is compact and can easily clip onto your tool belt. The Hubbell Circuit Tester is UL and C-UL Listed.

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Hubbell Heat Resistant Thermoset Base Single 50A Receptacle - Hbl63Cm69 - 36-Hbl63Cm69F1

Hubbell, Trailer Parts
$326.09

Features heat resistant thermoset base.

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Hubbell Heat Resistant Thermoset Base Single 50A Receptacle - Hbl63Cm70 - 36-Hbl63Cm70F1

Hubbell, Trailer Parts
$332.69

Features heat resistant thermoset base.

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Hubbell Marine Isolation Transformer, White Powder Coat, 15 Kva, 60 Hz - Hbl50Aitw - 36-Hbl50Aitwf1

Hubbell, Trailer Parts
$3,631.69

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 possibility of stray current from entering the water. Electrical grade silica and resin compounds completely enclose the core and coil to seal out all moisture and air. UL Type 3R enclosure for indoor or outdoor service. Encapsulation eliminates corrosion and insulation deterioration. UL listed, CSA certified and UL-3R enclosures meets or exceeds all listing criteria including NEMA, ANSI and OSHA standardsShielded for cleaner powerEncapsulated and completely enclosed designQuiet operation with sound levels well below NEMA standardsLong life UL class 155°C insulation system

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Hubbell Nickel Plated Brass Heat Resistant 50A Connector Body - Hbl63Cm60 - 36-Hbl63Cm60F1

Hubbell, Wiring & Connectors
$257.19

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".

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Hubbell Nickel Plated Brass Heat Resistant 50A Connector Body - Hbl63Cm64 - 36-Hbl63Cm64F1

Hubbell, Wiring & Connectors
$279.79

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".

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Hubbell Nickel Plated Brass Heat Resistant 50A Plug - Hbl63Cm61 - 36-Hbl63Cm61F1

Hubbell, Trailer Parts
$250.89

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".

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Hubbell Nickel Plated Brass Heat Resistant 50A Plug - Hbl63Cm65 - 36-Hbl63Cm65F1

Hubbell, Trailer Parts
$245.19

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".

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Hubbell Weatherproof 50A 125 Volt Shore Power Inlet - Hardware Included - Hbl503Ss - 36-Hbl503Ssf1

Hubbell, Trailer Parts
$476.89

Mounting holes are 2-3/8" on centers and match existing mounting patterns. Mounting screws and gasket included.SS models have a gasketed, self-closing cover, making it watertight when fastened.

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Hubbell Yellow "Y" Female To Male Adapter - Hbl64Cm54 - 36-Hbl64Cm54F1

Hubbell, Hoses, Clamps & Fittings
$655.79

Fully molded water tight design.

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Hubbell Yellow "Y" Female To Male Adapter - Hbl64Cm56 - 36-Hbl64Cm56F1

Hubbell, Hoses, Clamps & Fittings
$668.66

Fully molded water tight design.

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Hubbell Yellow "Y" Female To Male Adapter - Hbl64Cm57 - 36-Hbl64Cm57F1

Hubbell, Hoses, Clamps & Fittings
$793.40

Fully molded water tight design.

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Hubbell Yq230 Yellow Intelligent "Y" (1) 50A 125V/250V Female To (2) 30A 125V Male Adapters - Yq230 - 36-Yq230F1

Hubbell, Hoses, Clamps & Fittings
$1,273.48

Safely powers 50 amp 125/250 volt boat from (2) 30 amp 125 volt receptacles at dockside. 4-pole contactor breaks both hots and both neutrals to prevent possible "live" plug when not engaged. UV resistant housing, 30 amp plug that connects to 30 amp shore power, safety indicator light, internal cord clamps, sealing grommets, anti-fog-rain-humidity environmental seal, 50 amp connector body that mates with boat cord set and Hubbell connector and plugs. Shuts off power if improper wiring condition exists on power center or if 1 plug is not fully engaged. Senses polarity of 30 amp receptacle on dock and (2) 30 amp receptacles from opposite phases.Note: The YQ230 Adapter will only work with two 30A receptacles that are on different phases. Not CSA Approved.

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Hughes 30Acover Autoformer Rain Cover For 30A Autoformer - 30Acover - 977-30Acoverf1

Power Watchdog, Canvas & Covers
$23.79

Made from heavy duty waterproof material. This cover will keep your autoformer safe and protected from rain and the elements. Features heavy duty 'hook & loop' closures. Protect your investment, keep it running for many years.

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Hughes 30Akit Autoformer Internal Hardwire Mounting Kit, 30 Amp - 30Akit - 977-30Akitf1

Power Watchdog, Wiring & Connectors
$126.19

Keep your autoformer unit protected from the rain, and out of sight with this hardwired mounting kit. Made from heavy duty materials with all the necessary hardware. Kit Includes: 5-foot cord with male plug & female receptacle for the service cord.

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Hughes 50Acover Autoformer Rain Cover For 50A Autoformer - 50Acover - 977-50Acoverf1

Power Watchdog, Canvas & Covers
$25.29

Made from heavy duty waterproof material. This cover will keep your autoformer safe and protected from rain and the elements. Features heavy duty 'hook & loop' closures. Protect your investment, keep it running for many years.

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Hughes 50Akit Autoformer Internal Hardwire Mounting Kit, 50 Amp - 50Akit - 977-50Akitf1

Power Watchdog, Wiring & Connectors
$173.39

Keep your autoformer unit protected from the rain, and out of sight with this hardwired mounting kit. Made from heavy duty materials with all the necessary hardware. Kit Includes: 5-foot cord with male plug & female receptacle for the service cord.

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Hughes Autoformer Pwd30Epohw Power Watchdog Gen Ii Wifi Smart Surge Protector With Auto Shutoff, 30A Hardwired - Pwd30Epohw - 977-Pwd30Epohwf1

Power Watchdog, Wiring & Connectors
$432.49

The second-generation Power Watchdog introduces an innovative new design that sets it apart from any other surge protector on the market. The Power Watchdog offers enhanced weather protection, improved security, and unmatched user-friendliness. The addition of built-in WiFi, which complements its existing Bluetooth technology. This integration allows RVers to stay connected and in control from anywhere in the world without the need for extra hardware. Patented, replaceable surge module. In the event of severe power spikes, users can simply replace the module instead of the entire unit. Instant Problem DetectionError Code IndicatorLit Receptacle BayWeather-Proof Clamshell Receptacle Bay DoorTamper-Proof SecurityEnergy Use MeterGlowing White Indicator to indicate safe and normal power conditionsPatented Replaceable Surge ModuleBuilt-In Bluetooth and WiFi to monitor your RV from anywhere in the worldPatented Side Entry ReceptacleAutomatically shuts down power if voltage drops below 104 or above 132 volts. Once power conditions are stable for at least 90 seconds, the unit will turn back on automatically.Remote Power On/Off

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Hughes Autoformer Pwd30Epow Power Watchdog Gen Ii Wifi Smart Surge Protector With Auto Shutoff, 30A Portable - Pwd30Epow - 977-Pwd30Epowf1

Power Watchdog, Rails, Ladders & Seating
$463.39

The second-generation Power Watchdog introduces an innovative new design that sets it apart from any other surge protector on the market. The Power Watchdog offers enhanced weather protection, improved security, and unmatched user-friendliness. The addition of built-in WiFi, which complements its existing Bluetooth technology. This integration allows RVers to stay connected and in control from anywhere in the world without the need for extra hardware. Patented, replaceable surge module. In the event of severe power spikes, users can simply replace the module instead of the entire unit. Instant Problem DetectionError Code IndicatorLit Receptacle BayWeather-Proof Clamshell Receptacle Bay DoorTamper-Proof SecurityEnergy Use MeterGlowing White Indicator to indicate safe and normal power conditionsPatented Replaceable Surge ModuleBuilt-In Bluetooth and WiFi to monitor your RV from anywhere in the worldPatented Side Entry ReceptacleAutomatically shuts down power if voltage drops below 104 or above 132 volts. Once power conditions are stable for at least 90 seconds, the unit will turn back on automatically.Remote Power On/Off

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Hughes Autoformer Pwd30W Power Watchdog Gen Ii Wifi Smart Surge Protector, 30A Portable - Pwd30W - 977-Pwd30Wf1

Power Watchdog, Rails, Ladders & Seating
$231.79

The second-generation Power Watchdog introduces an innovative new design that sets it apart from any other surge protector on the market. The Power Watchdog offers enhanced weather protection, improved security, and unmatched user-friendliness. The addition of built-in WiFi, which complements its existing Bluetooth technology. This integration allows RVers to stay connected and in control from anywhere in the world without the need for extra hardware. Patented, replaceable surge module. In the event of severe power spikes, users can simply replace the module instead of the entire unit. Instant Problem DetectionError Code IndicatorLit Receptacle BayWeather-Proof Clamshell Receptacle Bay DoorTamper-Proof SecurityEnergy Use MeterGlowing White Indicator to indicate safe and normal power conditionsPatented Replaceable Surge ModuleBuilt-In Bluetooth and WiFi to monitor your RV from anywhere in the worldPatented Side Entry Receptacle

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Hughes Autoformer Pwd50Epohw Power Watchdog Gen Ii Wifi Smart Surge Protector With Auto Shutoff, 50A Hardwired - Pwd50Epohw - 977-Pwd50Epohwf1

Power Watchdog, Wiring & Connectors
$509.69

Instant Problem DetectionError Code IndicatorLit Receptacle BayWeather-Proof Clamshell Receptacle Bay DoorTamper-Proof SecurityEnergy Use MeterGlowing White Indicator to indicate safe and normal power conditionsPatented Replaceable Surge ModuleBuilt-In Bluetooth and WiFi to monitor your RV from anywhere in the worldPatented Side Entry ReceptacleAutomatically shuts down power if voltage drops below 104 or above 132 volts. Once power conditions are stable for at least 90 seconds, the unit will turn back on automatically.Remote Power On/Off

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Hughes Autoformer Pwd50Epow Power Watchdog Gen Ii Wifi Smart Surge Protector With Auto Shutoff, 50A Portable - Pwd50Epow - 977-Pwd50Epowf1

Power Watchdog, Rails, Ladders & Seating
$555.99

The second-generation Power Watchdog introduces an innovative new design that sets it apart from any other surge protector on the market. The Power Watchdog offers enhanced weather protection, improved security, and unmatched user-friendliness. The addition of built-in WiFi, which complements its existing Bluetooth technology. This integration allows RVers to stay connected and in control from anywhere in the world without the need for extra hardware. Patented, replaceable surge module. In the event of severe power spikes, users can simply replace the module instead of the entire unit. Instant Problem DetectionError Code IndicatorLit Receptacle BayWeather-Proof Clamshell Receptacle Bay DoorTamper-Proof SecurityEnergy Use MeterGlowing White Indicator to indicate safe and normal power conditionsPatented Replaceable Surge ModuleBuilt-In Bluetooth and WiFi to monitor your RV from anywhere in the worldPatented Side Entry ReceptacleAutomatically shuts down power if voltage drops below 104 or above 132 volts. Once power conditions are stable for at least 90 seconds, the unit will turn back on automatically.Remote Power On/Off

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Hughes Autoformers Wpc50A Power Watchdog Powercenter - Wpc50A - 977-Wpc50Af1

Power Watchdog, Miscellaneous
$1,739.93
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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.