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Original & OEM Quality Parts

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This unit comes with a trim ring to cover existing screw holes and fit newer units into previous installation cutouts. Compact size, designed for the rugged RV EnvironmentAdvanced Technology. Alarm Mu... More Details

This unit comes with a trim ring to cover existing screw holes and fit newer units into previous installation cutouts Compact size, designed for the rugged RV EnvironmentAdvanced Technology. Alarm Mut... More Details

Compact size, designed for the rugged RV EnvironmentAdvanced Technology. Alarm Mute button silences alarm while RV is ventilated. Rapid recovery sensor resets when silenced or reactivates alarm if dan... More Details

Compact size, designed for the rugged RV EnvironmentAdvanced Technology. Alarm Mute button silences alarm while RV is ventilated. Rapid recovery sensor resets when silenced or reactivates alarm if dan... More Details

Space Saving. Compact design Space Saving. Compact designIdeal for Class A Motor homes, Class B Van Campers, Class C Mini-Motor Homes, Travel Trailers, Fifth Wheels, Truck & Folding CampersAlarm Mute ... More Details

Dual Propane/Carbon Monoxide Alarm with Trim Ring detects both gas leaks and CO gas simultaneously. Alarm is designed for the extreme RV environment and is wired in so there are no missing or dead bat... More Details

Dual Propane/Carbon Monoxide Alarm with Trim Ring detects both gas leaks and CO gas simultaneously. Alarm is designed for the extreme RV environment and is wired in so there are no missing or dead bat... More Details

Dual Propane/Carbon Monoxide Alarm with Trim Ring detects both gas leaks and CO gas simultaneously. Alarm is designed for the extreme RV environment and is wired in so there are no missing or dead bat... More Details

Dual Propane/Carbon Monoxide Alarm with Trim Ring detects both gas leaks and CO gas simultaneously. Alarm is designed for the extreme RV environment and is wired in so there are no missing or dead bat... More Details

Upgrades single 12 Volt Propane Gas alarms to a dual alarm that detects both Propane Gas and CO. Replaces all Safe-T-Alert Model 40-442 Propane alarms Ideal for Class A motor homes Class B van campers... More Details

Upgrades single 12 Volt Propane Gas alarms to a dual alarm that detects both Propane Gas and CO. Replaces all Safe-T-Alert Model 40-442 Propane alarms Ideal for Class A motor homes Class B van campers... More Details

For use with trailer pad/wheel jack stands. Tough enough to drive over - guaranteed not to crush, crack or break down. Comes with rope handle. 1,000 lbs. maximum tongue weight.... More Details

Provides protection against accidents caused by gas vapor spills or leaks. Remote sensor monitors bilge/engine compartment during and after fueling. Full 5 year service lifeRe-engineered "Plug and Pla... More Details

Slim Vertical Carbon Monoxide Alarm Surface Mount Low Voltage Hard Wired Alarm.Conforms To ANSI / UL STD 2034 - Marine. Meets ABYC A-24. NMMA Listed Component.Most Reliable. Boats DC electrical system... More Details

Universal replacement. Replaces All Brands/Models of LP Gas Detectors and Dual CO/LP Gas Alarms. 85 Series models include trim ring that covers large existing installation cutouts. Can be used with or... More Details

Universal replacement. Replaces All Brands/Models of LP Gas Detectors and Dual CO/LP Gas Alarms. 85 Series models include trim ring that covers large existing installation cutouts. Can be used with or... More Details

Marine Mini Carbon Monoxide Alarm with Trim Ring This unit comes with a trim ring to cover existing screw holes and fit newer units into previous installation cutouts.NMMA Listed Component.Works in ha... More Details

Marine Mini Carbon Monoxide Alarm Surface Mount NMMA Listed Component.Space Saving design works in harsh marine environment and extreme temperatures. Only marine CO alarm listed to operational tempera... More Details

Double-Duty Alarm. Detects both gas leaks and CO gas simultaneously 12 Volt power means no missing or dead batteries to replaceUpgrades single 12 Volt Propane Gas alarms to a dual alarm that detects b... More Details

Double-Duty Alarm. Detects both gas leaks and CO gas simultaneously 12 Volt power means no missing or dead batteries to replaceUpgrades single 12 Volt Propane Gas alarms to a dual alarm that detects b... More Details

Double-Duty Alarm. Detects both gas leaks and CO gas simultaneously 12 Volt power means no missing or dead batteries to replaceUpgrades single 12 Volt Propane Gas alarms to a dual alarm that detects b... More Details

Double-Duty Alarm. Detects both gas leaks and CO gas simultaneously12 Volt power means no missing or dead batteries to replaceBuilt for the extreme RV environmentFully operational during mute cycle an... More Details

Double-Duty Alarm. Detects both gas leaks and CO gas simultaneously12 Volt power means no missing or dead batteries to replaceBuilt for the extreme RV environmentFully operational during mute cycle an... More Details

Double-Duty Alarm. Detects both gas leaks and CO gas simultaneously12 Volt power means no missing or dead batteries to replaceBuilt for the extreme RV environmentFully operational during mute cycle an... More Details

Meets requirements set by RVIA for LP Gas Alarms on RVsTest/Reset Button - Mute alarm during ventilation. Tests all detector functions with one touch. No dangerous gas requiredAlarm is fully operation... More Details

Meets requirements set by RVIA for LP Gas Alarms on RVsTest/Reset Button - Mute alarm during ventilation. Tests all detector functions with one touch. No dangerous gas requiredAlarm is fully operation... More Details

Meets requirements set by RVIA for LP Gas Alarms on RVs Test/Reset Button - Mute alarm during ventilation. Tests all detector functions with one touch. No dangerous gas requiredAlarm is fully operatio... More Details

Meets requirements set by RVIA for LP Gas Alarms on RVs Test/Reset Button - Mute alarm during ventilation. Tests all detector functions with one touch. No dangerous gas requiredAlarm is fully operatio... More Details

Meets requirements set by RVIA for LP Gas Alarms on RVsTest/Reset Button - Mute alarm during ventilation. Tests all detector functions with one touch. No dangerous gas requiredAlarm is fully operation... More Details

Double-Duty Alarm. Detects both gas leaks and CO gas simultaneously. Upgrades single 12 Volt Propane Gas alarms to a dual alarm that detects both Propane Gas and CO.Space Saving. Compact design for RV... More Details

Double-Duty Alarm. Detects both gas leaks and CO gas simultaneously. Upgrades single 12 Volt Propane Gas alarms to a dual alarm that detects both Propane Gas and CO.Space Saving. Compact design for RV... More Details

Space saving. Compact design for RV's.Advanced Technology. Alarm Mute button silences alarm while RV is ventilated. Rapid recovery sensor resets when silenced or reactivates alarm if dangerous levels ... More Details

Space saving. Compact design for RV's.Advanced Technology. Alarm Mute button silences alarm while RV is ventilated. Rapid recovery sensor resets when silenced or reactivates alarm if dangerous levels ... More Details

Battery Operated RV Carbon Monoxide (CO) Alarms Sealed-In Lithium Battery - No Replacement NeededConforms to ANSI/UL STD 2034Full Five Year Service LifeBuilt-In Test / Hush FunctionsAlways On - No Mis... More Details

Battery Operated RV Carbon Monoxide (CO) Alarms Sealed-In Lithium Battery - No Replacement NeededConforms to ANSI/UL STD 2034Full Five Year Service LifeBuilt-In Test / Hush FunctionsAlways On - No Mis... More Details

Battery Operated RV Carbon Monoxide (CO) Alarms Sealed-In Lithium Battery - No Replacement NeededConforms to ANSI/UL STD 2034Full Five Year Service LifeBuilt-In Test / Hush FunctionsAlways On - No Mis... More Details

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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.