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!

Original & OEM Quality Parts

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Guest 9035 12V Personal Fan - 903-5 - 85-9035F1

Guest
$102.78

Perfect for your boat, van, RV or anywhere you need air circulation. The fan housing swivels to direct air flow where you need it. Ideal for bunks, ice chests, heads and terrific for windshield defogging. Low amperage. Easily installed, vertically or horizontally, with hardware included.

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Guest 4018 Dynaplate For Hull Bonding & Grounding - 4018 - 85-4018F1

Guest
$1,709.52

Creates dynamic hull bonding and grounding for increased performance of electronics and lightning protection. Features most proven and reliable grounding plate, sintered porous bronze matrix with approximately 50% porosity, 48 to 1 grounding area for size, best ground path, 34% more grounding than other available plates, streamlined low resistance shape and easy 2-step thru-hull installation. Comes with gold plated terminal mounting bolt and a silver contact coating solution for a positive and permanent connection. 4006 is recommended for lightning protection. 4012 and 4008 are recommended for Loran C or lightning and Loran C. 4018 is recommended for SSB radio, lightning and SSB or lightning, Loran and SSB. Equivalent of copper sheathing is given in minimum column.

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Guest 4012 Dynaplate For Hull Bonding & Grounding - 4012 - 85-4012F1

Guest
$760.75

Creates dynamic hull bonding and grounding for increased performance of electronics and lightning protection. Features most proven and reliable grounding plate, sintered porous bronze matrix with approximately 50% porosity, 48 to 1 grounding area for size, best ground path, 34% more grounding than other available plates, streamlined low resistance shape and easy 2-step thru-hull installation. Comes with gold plated terminal mounting bolt and a silver contact coating solution for a positive and permanent connection. 4006 is recommended for lightning protection. 4012 and 4008 are recommended for Loran C or lightning and Loran C. 4018 is recommended for SSB radio, lightning and SSB or lightning, Loran and SSB. Equivalent of copper sheathing is given in minimum column.

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Guest 4008 Dynaplate For Hull Bonding & Grounding - 4008 - 85-4008F1

Guest
$475.85

Creates dynamic hull bonding and grounding for increased performance of electronics and lightning protection. Features most proven and reliable grounding plate, sintered porous bronze matrix with approximately 50% porosity, 48 to 1 grounding area for size, best ground path, 34% more grounding than other available plates, streamlined low resistance shape and easy 2-step thru-hull installation. Comes with gold plated terminal mounting bolt and a silver contact coating solution for a positive and permanent connection. 4006 is recommended for lightning protection. 4012 and 4008 are recommended for Loran C or lightning and Loran C. 4018 is recommended for SSB radio, lightning and SSB or lightning, Loran and SSB. Equivalent of copper sheathing is given in minimum column.

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Guest 4006 Dynaplate For Hull Bonding & Grounding - 4006 - 85-4006F1

Guest
$264.85

Creates dynamic hull bonding and grounding for increased performance of electronics and lightning protection. Features most proven and reliable grounding plate, sintered porous bronze matrix with approximately 50% porosity, 48 to 1 grounding area for size, best ground path, 34% more grounding than other available plates, streamlined low resistance shape and easy 2-step thru-hull installation. Comes with gold plated terminal mounting bolt and a silver contact coating solution for a positive and permanent connection. 4006 is recommended for lightning protection. 4012 and 4008 are recommended for Loran C or lightning and Loran C. 4018 is recommended for SSB radio, lightning and SSB or lightning, Loran and SSB. Equivalent of copper sheathing is given in minimum column.

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Guest 27515 Dc Charge Cable Extender, 15' - 27515 - 85-27515F1

Guest
$84.07

Universal design for all marine chargers with ring terminal cables. No cutting, stripping or splicing required.

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Guest 27505 Dc Charge Cable Extender, 5' - 27505 - 85-27505F1

Guest
$47.78

Universal design for all marine chargers with ring terminal cables. No cutting, stripping or splicing required.

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Guest 2740A Chargepro On-Board Battery Charger, 40 Amps, 4 Banks - 2740A - 85-2740Af1

Guest
$849.10

Guest On-Board battery chargers have been redesigned from the inside out with the customer in mind. Our newest generation On-Board Marine battery chargers include leading advancements in digital charging technology and waterproof design/construction. Every Guest charger has a dedicated charging, sensing and control per bank. The easy to read graphics indicates the status of each battery bank through the charging process. All high frequency, digital charging technologyAuto-maintain energy saver modeUp to 40 percent lighter100 percent Waterproof (IP67) and shock resistant for all fresh and saltwater applicationsAll models are pre-wired for easy installationFor all 12 volt flooded and AGM lead acid batteriesBuilt-in safety: reverse polarity, over-current, over-voltage, over-temperature and ignition protection. In-line fuses for maximum DC wire protection.2 year warranty120V Input

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Guest 2731A Chargepro On-Board Battery Charger, 30 Amps, 3 Banks - 2731A - 85-2731Af1

Guest
$682.57

Guest On-Board battery chargers have been redesigned from the inside out with the customer in mind. Our newest generation On-Board Marine battery chargers include leading advancements in digital charging technology and waterproof design/construction. Every Guest charger has a dedicated charging, sensing and control per bank. The easy to read graphics indicates the status of each battery bank through the charging process. All high frequency, digital charging technologyFully automatic 5-stage performance chargingDedicated battery charging, sensing and control per bankExpanded LED charge status monitorWiring and battery fault detectionAuto-maintain energy saver modeUp to 40 percent lighter100 percent Waterproof (IP67) and shock resistant for all fresh and saltwater applicationsAll models are pre-wired for easy installationFor all 12 volt flooded and AGM lead acid batteriesBuilt-in safety: reverse polarity, over-current, over-voltage, over-temperature and ignition protection. In-line fuses for maximum DC wire protection.2 year warranty120V Input

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Guest 2720A Chargepro On-Board Battery Charger, 20 Amps, 2 Banks - 2720A - 85-2720Af1

Guest
$374.29

Guest On-Board battery chargers have been redesigned from the inside out with the customer in mind. Our newest generation On-Board Marine battery chargers include leading advancements in digital charging technology and waterproof design/construction. Every Guest charger has a dedicated charging, sensing and control per bank. The easy to read graphics indicates the status of each battery bank through the charging process. All high frequency, digital charging technologyFully automatic 5-stage performance chargingDedicated battery charging, sensing and control per bankExpanded LED charge status monitorWiring and battery fault detectionAuto-maintain energy saver modeUp to 40 percent lighter100 percent Waterproof (IP67) and shock resistant for all fresh and saltwater applicationsAll models are pre-wired for easy installationFor all 12 volt flooded and AGM lead acid batteriesBuilt-in safety: reverse polarity, over-current, over-voltage, over-temperature and ignition protection. In-line fuses for maximum DC wire protection.2 year warranty120V Input

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Guest 2713A Chargepro On-Board Battery Charger, 15 Amps, 3 Banks - 2713A - 85-2713Af1

Guest
$353.49

Guest On-Board battery chargers have been redesigned from the inside out with the customer in mind. Our newest generation On-Board Marine battery chargers include leading advancements in digital charging technology and waterproof design/construction. Every Guest charger has a dedicated charging, sensing and control per bank. The easy to read graphics indicates the status of each battery bank through the charging process. All high frequency, digital charging technologyFully automatic 5-stage performance chargingDedicated battery charging, sensing and control per bankExpanded LED charge status monitorWiring and battery fault detectionAuto-maintain energy saver modeUp to 40 percent lighter100 percent Waterproof (IP67) and shock resistant for all fresh and saltwater applicationsAll models are pre-wired for easy installationFor all 12 volt flooded and AGM lead acid batteriesBuilt-in safety: reverse polarity, over-current, over-voltage, over-temperature and ignition protection. In-line fuses for maximum DC wire protection.2 year warranty120V Input

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Guest 2711A Chargepro On-Board Battery Charger, 10 Amps, 2 Banks - 2711A - 85-2711Af1

Guest
$290.22

Guest On-Board battery chargers have been redesigned from the inside out with the customer in mind. Our newest generation On-Board Marine battery chargers include leading advancements in digital charging technology and waterproof design/construction. Every Guest charger has a dedicated charging, sensing and control per bank. The easy to read graphics indicates the status of each battery bank through the charging process. All high frequency, digital charging technologyFully automatic 5-stage performance chargingDedicated battery charging, sensing and control per bankExpanded LED charge status monitorWiring and battery fault detectionAuto-maintain energy saver modeUp to 40 percent lighter100 percent Waterproof (IP67) and shock resistant for all fresh and saltwater applicationsAll models are pre-wired for easy installationFor all 12 volt flooded and AGM lead acid batteriesBuilt-in safety: reverse polarity, over-current, over-voltage, over-temperature and ignition protection. In-line fuses for maximum DC wire protection.2 year warranty120V Input

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Guest 2710A Chargepro On-Board Battery Charger, 10 Amps, 1 Bank - 2710A - 85-2710Af1

Guest
$259.15

Guest On-Board battery chargers have been redesigned from the inside out with the customer in mind. Our newest generation On-Board Marine battery chargers include leading advancements in digital charging technology and waterproof design/construction. Every Guest charger has a dedicated charging, sensing and control per bank. The easy to read graphics indicates the status of each battery bank through the charging process. All high frequency, digital charging technologyAuto-maintain energy saver modeUp to 40 percent lighter100 percent Waterproof (IP67) and shock resistant for all fresh and saltwater applicationsAll models are pre-wired for easy installationFor all 12 volt flooded and AGM lead acid batteriesBuilt-in safety: reverse polarity, over-current, over-voltage, over-temperature and ignition protection. In-line fuses for maximum DC wire protection.2 year warranty120V Input

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Guest 2708A Chargepro On-Board Battery Charger, 5 Amps, 1 Bank - 2708A - 85-2708Af1

Guest
$190.66

Guest On-Board battery chargers have been redesigned from the inside out with the customer in mind. Our newest generation On-Board Marine battery chargers include leading advancements in digital charging technology and waterproof design/construction. Every Guest charger has a dedicated charging, sensing and control per bank. The easy to read graphics indicates the status of each battery bank through the charging process. All high frequency, digital charging technologyAuto-maintain energy saver modeUp to 40 percent lighter100 percent Waterproof (IP67) and shock resistant for all fresh and saltwater applicationsAll models are pre-wired for easy installationFor all 12 volt flooded and AGM lead acid batteriesBuilt-in safety: reverse polarity, over-current, over-voltage, over-temperature and ignition protection. In-line fuses for maximum DC wire protection.2 year warranty120V Input

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Guest 2707A Chargepro On-Board Battery Charger, 8 Amps, 2 Banks - 2707A - 85-2707Af1

Guest
$228.94

Guest On-Board battery chargers have been redesigned from the inside out with the customer in mind. Our newest generation On-Board Marine battery chargers include leading advancements in digital charging technology and waterproof design/construction. Every Guest charger has a dedicated charging, sensing and control per bank. The easy to read graphics indicates the status of each battery bank through the charging process. All high frequency, digital charging technologyFully automatic 5-stage performance chargingDedicated battery charging, sensing and control per bankExpanded LED charge status monitorWiring and battery fault detectionAuto-maintain energy saver modeUp to 40 percent lighter100 percent Waterproof (IP67) and shock resistant for all fresh and saltwater applicationsAll models are pre-wired for easy installationFor all 12 volt flooded and AGM lead acid batteriesBuilt-in safety: reverse polarity, over-current, over-voltage, over-temperature and ignition protection. In-line fuses for maximum DC wire protection.2 year warranty120V Input

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Guest 2606Ab Portable Battery Charger, 6 Amps - 2606A-B - 85-2606Abf1

Guest
$235.12

One output Input voltage: 100-130VAC/60HzInput: 6' AC cord with standard plugOutput: 4' Cable with Battery ClipsCEC and DOE compliant

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Guest 2304A Heavy-Duty Diesel Power Battery Switch - 2304A - 85-2304Af1

Guest
$569.04

For 6V, 12V, 24V or 36V systems Heavy-duty copper sweep contacts ensure positive circuit controlImpact resistant polycarbonate housing that is impervious to the elementsAlternator Field Disconnect (AFD) allowing selection of any position, including "off", without damage to alternator or electrical system5-1/4" SquareCable lug size: 1/2"2304A has 3 studs

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Guest 2303A Heavy-Duty Diesel Power Battery Switch - 2303A - 85-2303Af1

Guest
$437.37

For 6V, 12V, 24V or 36V systems Heavy-duty copper sweep contacts ensure positive circuit controlImpact resistant polycarbonate housing that is impervious to the elementsAlternator Field Disconnect (AFD) allowing selection of any position, including "off", without damage to alternator or electrical system5-1/4" SquareCable lug size: 1/2"

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Guest 2300A Heavy-Duty Diesel Power Battery Switch - 2300A - 85-2300Af1

Guest
$353.77

For 6V, 12V, 24V or 36V systems Heavy-duty copper sweep contacts ensure positive circuit controlImpact resistant polycarbonate housing that is impervious to the elementsAlternator Field Disconnect (AFD) allowing selection of any position, including "off", without damage to alternator or electrical system5-1/4" SquareCable lug size: 1/2"

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Guest 22208A Rectangle Control Panel For Stainless Steel Spots - 22208A - 85-22208Af1

Guest
$168.24

Use with 22040A, 22041A, 22044, OR 22045.

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Guest 22040A 5" Stainless Steel Spot/Flood Light - 22040A - 85-22040Af1

Guest
$1,286.20

Stainless steel light kit includes 15' wiring cable and joystick control. Features 350° horizontal sweep and 70° vertical movement. 12V incandescent replaceable bulb. Light beam can be directed manually without harm to the motor. A single switch controls spot or flood. Full 1 year warranty.

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Guest 2112A Universal Mount Battery Switch - 2112A - 85-2112Af1

Guest
$91.10

New ergonomically styled turn knob for easy On/Off switch. Longer stud lengths for easier connection and cable routing. Cable lug size: 3/8". Heavy copper sweep contacts to ensure positive circuit control. Impact resistant polycarbonate housing. 3-36VDC, 230 continuous amps, 345 momentary amps.

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Guest 2111A Universal Mount Battery Switch - 2111A - 85-2111Af1

Guest
$87.01

New ergonomically styled turn knob for easy On/Off switch. Longer stud lengths for easier connection and cable routing. Cable lug size: 3/8". Heavy copper sweep contacts to ensure positive circuit control. Impact resistant polycarbonate housing. 3-36VDC, 230 continuous amps, 345 momentary amps.

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Guest 2110A Universal Mount Battery Switch - 2110A - 85-2110Af1

Guest
$101.36

New ergonomically styled turn knob for easy On/Off switch. Longer stud lengths for easier connection and cable routing. Cable lug size: 3/8". Heavy copper sweep contacts to ensure positive circuit control. Impact resistant polycarbonate housing. 3-36VDC, 230 continuous amps, 345 momentary amps. Alternator field disconnect (AFD) allows selection of any position, including "off" without damage to alternator or electrical system.

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Guest 2102 Battery Switch - 2102 - 85-2102F1

Guest
$134.42

Rated at 230 amps continuous, 345 amps momentary. Cable lug size: 3/8".Red polycarbonate case

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Guest 2101 Battery Switch - 2101 - 85-2101F1

Guest
$124.44

Rated at 230 amps continuous, 345 amps momentary. Cable lug size: 3/8".Red polycarbonate case

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Guest 2100 Battery Switch - 2100 - 85-2100F1

Guest
$148.29

Rated at 230 amps continuous, 345 amps momentary. Cable lug size: 3/8".Red polycarbonate caseAlternator field disconnect (AFD) allows selection of any position, including "off" without damage to alternator or electrical system

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Guest 150Phw Universal Ac Plug Holder, White - 150Phw - 85-150Phwf1

Guest
$28.30

No need to cut, strip or splice wires. Mount in an easy-to-reach location for safe AC power cord connection.

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Guest 150Phb Universal Ac Plug Holder, Black - 85-150Phb - 85-150Phbf1

Guest
$28.30

No need to cut, strip or splice wires. Mount in an easy-to-reach location for safe AC power cord connection.

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Our products are shipped from Canada!
Parts Warehouse:
Toronto, Ontario, Canada
Head Office:
Kingston, Ontario

About Us

Northern Marine is a Canadian supplier of OEM and premium aftermarket marine and RV parts and accessories. 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.