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10_793b724d-35c7-4c7c-8022-9db1d1266c69 - Northline Parts

Boat Ignition Switch with Key Replacement for Mercury Mariner Outboard Motor

Alligator_819_x_200_px - Northline Parts

The Aftermarket Parts Specialists

$51.09
Sale price  $51.09 Regular price 

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I reached out for some replacement head bolts and they responded quickly with a few questions and cautionary information and is sending me some bolts. Great customer service! Thanks

Edward H. — Verified customer

Boat Ignition Switch with Key Replacement for Mercury Mariner Outboard Motor

Restore the reliability of your vessel with this premium aftermarket boat ignition switch. Designed as a direct replacement for Mercury and Mariner outboard motors, this switch provides a secure and dependable connection to your engine's ignition system. Whether you are replacing a worn-out switch or completing a restoration project, this high-quality component offers a cost-effective solution without compromising on performance.

Key Features & Benefits

  • High-quality aftermarket replacement for long-lasting durability.
  • Includes two keys so you always have a spare on hand.
  • Corrosion-resistant materials built to withstand saltwater and freshwater environments.
  • Simple installation designed for a precise fit in standard dash holes.
  • Reliable operation ensures smooth engine starts for every outing.

Compatible Models

  • Mercury Outboard Motors
  • Mariner Outboard Motors
  • Various 2-stroke and 4-stroke marine engine control boxes

Product Specifications

  • Part Type: Aftermarket Ignition Switch
  • Compatibility: Mercury/Mariner Outboards
  • Function: Off - Run - Start
  • Keys Included: 2

Frequently Asked Questions

Is this an OEM part?
No, this is a high-quality aftermarket replacement part designed to meet or exceed the performance of the original equipment.

How do I confirm compatibility?
To ensure a perfect fit, please check your motor’s specific model number and compare the wiring configuration of your existing switch with our product specifications.


Important: This item is an aftermarket replacement part sold by Northline Parts. It is not an OEM part unless specifically stated. Any brand names, model names, or part numbers are used for compatibility reference only. Please verify fitment by comparing your original part, product photos, and vehicle or equipment details before ordering.

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Service was professional and easy to work with. They kept me updated on my order and recommended a different part when the one I originally picked wasn’t going to work. Everything showed up as expected and the process was smooth overall.

- Customer, Chris D.

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