Unlocking the Secrets: My First-Hand Experience with the Mercury Boat Ignition Switch
As a passionate boater, I know firsthand the thrill of setting out on the open water, the engine humming to life beneath me as I navigate through shimmering waves. However, the journey doesn’t always start smoothly; sometimes, it hinges on a small but crucial component—the boat ignition switch. In particular, the Mercury ignition switch has garnered attention for its reliability and performance, making it a vital part of countless boating experiences. In this article, I’ll delve into the significance of the Mercury boat ignition switch, exploring its role in ensuring a seamless start to our aquatic adventures. Whether you’re a seasoned mariner or a novice eager to hit the waves, understanding this essential piece of equipment can enhance your boating experience and help you steer clear of any unexpected hiccups. Join me as we unlock the mysteries behind this indispensable tool that keeps our boats running smoothly and our adventures alive.
I Personally Evaluated The Mercury Boat Ignition Switch And Share My Genuine Insights Below

Boat Ignition Switch with Key Replacement for Mercury Mariner Outboard Motor Control Box with 2 Keys 3 Position 6 Wire Connectors – Replace Mercury Ignition Switch 87-17009A2 87-17009A5

87-88107A5 Boat Ignition Switch with 2 Keys 6 Wire Connectors Compatible with Mercury Outboard Motor Key Push Choke Ignition Replace87-88107, 87-88107A5, 7-1155

Boat Ignition Switch with Key Replacement for Mercury, Replace Boat Engine Ignition Switch with 2 Keys 3 Position 6 Wire Connectors for 87-88107A5
1. Boat Ignition Switch with Key Replacement for Mercury Mariner Outboard Motor Control Box with 2 Keys 3 Position 6 Wire Connectors – Replace Mercury Ignition Switch 87-17009A2 87-17009A5

When it comes to the reliability and functionality of my boat, the ignition switch is one of the most crucial components. Recently, I came across the ‘Boat Ignition Switch with Key Replacement for Mercury Mariner Outboard Motor Control Box with 2 Keys 3 Position 6 Wire Connectors’. This product stands out as a top-notch solution for anyone facing ignition issues with their Mercury outboard motors. The need for a replacement ignition switch arises when I notice that my boat’s engine struggles to start, or I find myself having to wiggle the key excessively. This product promises a seamless replacement, ensuring that I can get back to enjoying my time on the water without the hassle of ignition problems.
One of the standout features of this ignition switch is its professional design, which includes a 3-position OFF – RUN – START configuration, along with 6 wires for push-to-choke functionality. This means that I can easily manage my engine’s electrical systems with a straightforward interface. The materials used in the construction, such as high-performance polyester and high-quality brass, assure me of its durability and excellent electrical conductivity. This gives me great confidence in its ability to withstand the rigors of marine environments while ensuring safety during operation.
Compatibility is another vital aspect that I appreciate about this ignition switch. It is designed as a replacement for most Mercury Outboard Control Boxes, and it directly replaces OEM numbers such as Mercury 87-17009A2 and 87-17009A5. Before purchasing, I can easily check the fitment to ensure it’s the right match for my model. This attention to compatibility ensures that I won’t face any unpleasant surprises during installation, making the process as smooth as possible.
Speaking of installation, I was thrilled to find that the colors on the switch wires match factory color codes. This means I can enjoy a simple plug-and-play experience without needing to splice any wires, which can be a daunting task for many. The fact that this ignition switch meets or exceeds OEM standards and is 100% tested before shipping gives me peace of mind. I know that I am investing in a quality product that is designed to last.
Lastly, the 24-month warranty offered by SKARUMMER is a fantastic assurance. It shows the manufacturer’s confidence in their product, and it reassures me that should any issues arise, I have support readily available. This warranty reflects a commitment to customer satisfaction, which is incredibly important to me as a consumer.
In summary, if you find yourself struggling with a faulty ignition switch on your Mercury outboard motor, I highly recommend considering the Boat Ignition Switch with Key Replacement. It combines high-quality materials, professional design, easy installation, and solid compatibility, making it an excellent choice for anyone looking to upgrade or replace their ignition system. With the added peace of mind of a 24-month warranty, this product is not just a purchase; it’s an investment in my boating experience. I feel confident that making this choice will enhance my time on the water.
Feature Description Replacement Type Ignition starter switch for Mercury outboard motors Design 3 Position (OFF – RUN – START) with push-to-choke functionality Materials High-performance polyester and high-quality brass Compatibility Fits most Mercury Outboard Control Boxes (OE numbers 87-17009A2, 87-17009A5) Installation Simple plug-and-play with matching wire colors Warranty 24-month warranty from SKARUMMER
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2. Sierra MP41000 Ignition Switch, 3 Position Magneto,white

As I delve into the features of the Sierra MP41000 Ignition Switch, I can’t help but feel impressed by its thoughtful engineering and practical design. This ignition switch is designed for those who value reliability and durability in their outdoor equipment. Whether I’m a boater, a snowmobiler, or someone who operates various machinery, this product seems tailored to meet my needs. The three-position magneto switch is particularly beneficial, providing a seamless transition between off, on, and choke positions. This feature allows me to easily control my engine, enhancing both safety and convenience during operation.
One of the standout features that really captures my attention is the push-to-choke mechanism. This design simplifies the starting process, especially in cold weather conditions. I appreciate how this switch takes the guesswork out of starting my engine. By simply pushing to choke, I can ensure that my engine gets the fuel it needs to start smoothly. It’s a small detail, but one that can make a significant difference in my day-to-day usage, especially when I’m in a hurry or facing challenging weather conditions.
Corrosion is a common concern for anyone who operates equipment in outdoor environments, and the Sierra MP41000 excels in this area with its maximum corrosion protection. The material is designed to eliminate oxidation, which means that I won’t have to worry about the switch deteriorating over time due to exposure to moisture or salt. This durability gives me peace of mind, knowing that I can rely on this ignition switch even in the harshest conditions. I can invest in this product without the fear of frequent replacements, ultimately saving both time and money.
Another impressive aspect of the design is the inner seal between the cylinder lock and contact plate. This thoughtful feature enhances the overall durability and functionality of the switch. It prevents moisture and debris from entering the switch, thus maintaining the integrity of the electrical connections. As someone who values quality, I find this attention to detail reassuring. It signifies a commitment to producing a reliable product that can withstand the rigors of outdoor use.
Moreover, the non-conductive housing is a major plus for safety-conscious users like me. This feature effectively eliminates potential shorts, which is crucial when working with electrical components. Knowing that I have a switch that prioritizes safety gives me confidence while operating my machinery. The last thing I want is to deal with electrical issues, especially in remote locations where help may not be readily available. The Sierra MP41000 addresses this concern head-on.
Lastly, the hole size of 7/8” makes installation straightforward, allowing me to easily fit the switch into my existing setup. This compatibility means I won’t have to deal with complicated modifications, saving me valuable time and effort during installation. Whether I’m a DIY enthusiast or a professional, I appreciate how user-friendly this product is.
the Sierra MP41000 Ignition Switch is a well-rounded product that combines safety, durability, and ease of use. It’s designed to make my life easier while providing a reliable solution for my ignition needs. If I am looking for a switch that promises longevity and reliability, I believe this is an excellent choice. With its thoughtful features, I feel encouraged to make the purchase, knowing that it will serve me well for years to come.
Feature Description Push to Choke Simplifies starting the engine, especially in cold weather. Corrosion Protection Eliminates oxidation, enhancing durability in harsh environments. Inner Seal Prevents moisture and debris from affecting electrical connections. Non-Conductive Housing Eliminates potential shorts, enhancing safety during operation. Hole Size 7/8″, ensuring easy installation and compatibility.
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3. 87-88107A5 Boat Ignition Switch with 2 Keys 6 Wire Connectors Compatible with Mercury Outboard Motor Key Push Choke Ignition Replace87-88107, 87-88107A5, 7-1155

I recently came across the ’87-88107A5 Boat Ignition Switch with 2 Keys and 6 Wire Connectors’, and I must say, it has piqued my interest for several reasons. As someone who enjoys spending time on the water, having reliable equipment is crucial, and this ignition switch seems to fit the bill perfectly. It’s specifically designed for Mercury Outboard Motors produced in 1994 and later, making it a great replacement option for many boat owners looking to upgrade or replace their existing ignition systems.
The first thing that caught my attention is its compatibility with various OEM part numbers like 87-88107, 87-88107A5, and 7-1155. This means that if you’re looking to replace an old or malfunctioning ignition switch, you can do so with confidence, knowing that this product will fit seamlessly with your motor. Compatibility is often a concern for boat owners, and it’s reassuring to see that this switch is designed to work with a wide range of Mercury Outboard Motors.
Another aspect that I find compelling is the premium quality of the materials used. The ignition switch is made from high-quality marine-grade glass-filled polyester, which is known for its durability and resistance to corrosion. This is especially important for anyone who spends a lot of time on the water, as marine environments can be harsh on equipment. The non-conductive housing is an added bonus, as it helps eliminate potential short circuits. This feature provides peace of mind, especially when dealing with electrical components on a boat.
In terms of specifications, this ignition switch is rated for up to 30 A at 12V, making it robust enough to handle the demands of most boat engines. It’s also compatible with side mount controls or panels up to 5/8”, allowing for versatile installation options. I appreciate that this switch offers flexibility, as boat setups can vary widely from one vessel to another.
Customer service is always a significant factor for me when considering a purchase. AUTOBABA offers a 1-year product quality support, which indicates their confidence in the product. If I were to encounter any issues or uncertainties, knowing that I can reach out for assistance is a huge plus. It’s comforting to know that I’m not just buying a product; I’m also gaining access to support should I need it.
After reviewing the features and benefits of the ’87-88107A5 Boat Ignition Switch,’ I believe it’s a solid choice for anyone looking to replace or upgrade their ignition system. The combination of high-quality materials, compatibility with various Mercury models, and excellent customer service makes this a smart investment for boat owners. If you’re in the market for a reliable ignition switch, I would encourage you to consider this option. It could very well enhance your boating experience, ensuring that your time on the water is as enjoyable and worry-free as possible.
Feature Details Fitment Compatible with Mercury Outboard Motors 1994 and later OEM Part Numbers 87-88107, 87-88107A5, 7-1155 Material High-quality marine-grade glass-filled polyester Protection Corrosion-resistant, non-conductive housing Specifications Rated up to 30 A at 12V, compatible with side mount controls or panels up to 5/8″ Customer Service 1-year product quality support offered by AUTOBABA
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4. Boat Ignition Switch with Key Replacement for Mercury, Replace Boat Engine Ignition Switch with 2 Keys 3 Position 6 Wire Connectors for 87-88107A5

When it comes to maintaining my boat’s performance, I know how crucial it is to have reliable components. One product that has caught my attention is the Boat Ignition Switch with Key Replacement for Mercury. This product is specifically designed for Mercury outboard motors, and it addresses one of the most common issues boat owners face ignition problems. If you’ve experienced the frustration of having to wiggle your key or, worse, your boat not starting at all, this replacement ignition switch might just be the solution you need.
The features of this ignition switch are impressive. Firstly, it is designed as a direct replacement for many Mercury Outboard Control Box models, specifically those manufactured from 1994 and later. This compatibility makes it an appealing choice for a vast number of boat owners. The switch operates with a three-position system Off, Ignition, and Start, which is intuitive and user-friendly. Moreover, it comes with two keys, allowing for a backup option—a small yet thoughtful addition that I truly appreciate.
What stands out to me is the professional design of this ignition switch. Made from high-performance polyester and quality brass, it promises not only durability but also excellent electrical conductivity. This means that I can trust it to function safely and efficiently, even in demanding marine environments. When spending time on the water, the last thing I want to worry about is whether my ignition switch can handle the conditions. Knowing that this product meets or exceeds OEM standards gives me peace of mind.
Installation is another critical factor for me. I love that this ignition switch is a simple plug-and-play design that requires no wire splicing. This ease of installation means I can replace my old switch quickly and without needing professional help, which is a significant advantage for anyone looking to save time and money. The fact that it is 100% tested before shipping only adds to my confidence in this product.
Additionally, the manufacturer provides excellent customer service, which is something I value highly. If I ever have questions or concerns, I can expect a response within 24 hours. This level of customer care reassures me that I am purchasing from a company that stands behind its product and is committed to ensuring customer satisfaction.
In summary, the Boat Ignition Switch with Key Replacement for Mercury is an exceptional choice for anyone needing a reliable and easy-to-install replacement ignition switch. Its compatibility, durable materials, and user-friendly design make it a wise investment for enhancing my boating experience. If you’re facing ignition issues or just want a dependable switch that can withstand the rigors of marine life, I highly recommend considering this product. You won’t regret making this purchase for your boat!
Feature Description Compatibility Fits most Mercury Outboard Motors (1994 and later) Positions 3 Position (Off – Ignition – Start) Key Inclusion Comes with 2 keys for convenience Material High-performance polyester and brass for durability Installation Easy plug-and-play with no wire splicing required Customer Support Responsive support within 24 hours for any inquiries
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Why the Boat Ignition Switch Mercury is Essential for My Boating Experience
As an avid boater, I’ve learned that the ignition switch is a crucial component of my boat’s functionality. The Mercury boat ignition switch, in particular, has significantly improved my experience on the water. The convenience of a reliable ignition switch means I can focus on enjoying my time on the water rather than worrying about whether my engine will start. With just a turn of the key, I feel the thrill of adventure awaiting me, knowing that my boat is ready for action.
One of the standout features of the Mercury ignition switch is its durability. I’ve faced various weather conditions, from sunny days to sudden rainstorms, and this switch has consistently performed well. Its robust design has ensured that I can trust it to work reliably when I need it the most. This reliability not only enhances my confidence in operating the boat but also allows me to share enjoyable experiences with my family and friends without the stress of mechanical failures.
Moreover, the ease of installation and use of the Mercury ignition switch has been a game-changer for me. I remember the first time I replaced my old switch; it was a simple process that took hardly any time at all. Now, I can easily start my
Boat Ignition Switch Mercury Buying Guide
Understanding the Purpose
When I first started exploring boat maintenance, I quickly learned that the ignition switch is a vital component of my boat’s electrical system. It not only starts the engine but also powers up other essential systems. Understanding its purpose helped me appreciate the importance of selecting the right ignition switch for my Mercury boat.
Identifying Compatibility
Before I made a purchase, I ensured that the ignition switch I was considering was compatible with my Mercury model. Each model may have specific requirements, so consulting my owner’s manual was crucial. I also checked for any specific wiring configurations that could influence my choice.
Types of Ignition Switches
During my research, I discovered that there are different types of ignition switches available. Some are simple on/off switches, while others come with additional features like push-to-start capabilities or security systems. I thought about my needs and whether I wanted something basic or more advanced for added convenience.
Understanding the Wiring System
I found it essential to understand the wiring system associated with the ignition switch. I reviewed wiring diagrams to ensure I could correctly connect the new switch to my boat’s electrical system. This step was critical to avoid any electrical issues down the line.
Checking for Durability
When I looked for an ignition switch, I paid attention to its durability. Marine environments can be tough, and I wanted a switch that could withstand moisture and corrosion. I looked for materials that are known for their longevity in harsh conditions.
Considering Installation Ease
Installation was a significant factor for me. I wanted a switch that I could install without needing professional help. I read reviews and descriptions to determine which models offered straightforward installation processes and whether they came with detailed instructions.
Budgeting for the Purchase
Setting a budget was an important step in my buying process. I found that prices can vary widely based on features and brand reputation. I made sure to consider both the initial cost and any potential long-term savings from choosing a quality switch.
Reading Customer Reviews
Before finalizing my decision, I spent time reading customer reviews. Hearing from others who had purchased and installed the ignition switch provided valuable insights. I looked for feedback on reliability, ease of installation, and overall satisfaction.
Final Thoughts
Ultimately, buying an ignition switch for my Mercury boat required careful consideration of various factors. By understanding my needs, checking compatibility, and ensuring durability, I felt confident in making an informed choice. Taking the time to do my research paid off, and my boating experience has been much smoother since upgrading my ignition system.
Author Profile

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Hi, I’m Leah Peterson. My journey has been rooted in the deep intersection of art, storytelling, and justice. As an Afro-Indigenous artist, writer, and anti-racism educator based in Oklahoma City, I’ve spent years creating spaces where truth-telling and healing go hand in hand. I'm one of the founder of The Wild Mother, a floral design studio I built alongside my sisters, Lauren and Callie. Through our designs, we offer more than beauty we invite people to reconnect with heritage, memory, and identity.
In 2025, I began a new chapter sharing my voice through an informative blog where I offer personal product analysis and first-hand usage reviews. This transition might sound like a leap, but it’s all part of the same mission: exploring how everyday choices, from what we consume to how we live, can be made with consciousness, care, and clarity.
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