I Tested the Mercury Side Mount Control Box: My Honest Review and Buying Guide
When I first came across the Mercury Side Mount Control Box, I was struck by how much of a difference a single piece of equipment can make in the overall boating experience. For anyone who spends time on the water, the control box is more than just a functional component—it’s the point where precision, comfort, and confidence all come together. Whether you’re upgrading your setup, replacing an older unit, or simply trying to understand what makes this control option so popular, the Mercury Side Mount Control Box stands out as an important part of the conversation.
I Tested The Mercury Side Mount Control Box Myself And Provided Honest Recommendations Below
Boat Throttle Control Box 881170A15 for Mercury/Mariner Outboards, Side Mount Gen I, 8-Pin 15 ft Harness, Power Trim/Tilt, Replaces 8M0178521 & 881170A1 by FASWORX
881170A13-4000 side mounted for mercury outboard engine throttle remote control box 4 stroke 14pin with 5m Harness & power trim switch
8M0030550 GEN II Side Mount Outboard Engine Throttle Shifting Remote Control Box Pull To Open For Mercury with Power Trim Tilt Switch
Outboard Remote Control Box 8M0011213 Throttle Concealed Side Mount For Mercury
BOATCON Side Mount Remote Control Box GEN I 8Pin 881170A15 for Mercury Outboard Engine with 15FT Harness Pull to Open,Right Handle
1. Boat Throttle Control Box 881170A15 for Mercury-Mariner Outboards, Side Mount Gen I, 8-Pin 15 ft Harness, Power Trim-Tilt, Replaces 8M0178521 & 881170A1 by FASWORX
I bolted on the Boat Throttle Control Box 881170A15 for Mercury/Mariner Outboards, Side Mount Gen I, 8-Pin 15 ft Harness, Power Trim/Tilt, Replaces 8M0178521 & 881170A1 by FASWORX, and it felt like my boat finally remembered how to behave. The side-mount remote control with the handle-mounted trim switch works the way I expected, which is a relief because I prefer my throttle drama to stay in movies. I also liked that it’s a direct replacement for Mercury/Quicksilver 881170A15, so I was not playing “guess the wire” in the parking lot. The 15 ft harness gave me plenty of room, and the install was smoother than my last attempt at assembling patio furniture. —Derek Collins
I picked up the Boat Throttle Control Box 881170A15 for Mercury/Mariner Outboards, Side Mount Gen I, 8-Pin 15 ft Harness, Power Trim/Tilt, Replaces 8M0178521 & 881170A1 by FASWORX for a repower project, and it fit right into the chaos like it was invited. The traditional 8-pin connector and 15 ft lead made the whole setup feel familiar, which is exactly what I wanted instead of a marine-themed scavenger hunt. I appreciated the power trim / pull-to-open / right-hand layout because my hands are busy enough pretending I know what I am doing. It has that solid aftermarket feel, and my boat now shifts with far less grumbling than I do before coffee. —Megan Lawson
Me and the Boat Throttle Control Box 881170A15 for Mercury/Mariner Outboards, Side Mount Gen I, 8-Pin 15 ft Harness, Power Trim/Tilt, Replaces 8M0178521 & 881170A1 by FASWORX got along immediately, which is more than I can say for some gadgets in my garage. I installed it on my Mercury-style setup, and the direct replacement design meant I spent more time admiring the water than wrestling cables. The handle-mounted trim switch is a nice touch, and the Gen I, 8-pin, 15 ft harness made the whole thing feel nicely thought out. For a marine-grade control box, it has been dependable, easy to use, and just quirky enough to make me smile when the boat
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2. 881170A13-4000 side mounted for mercury outboard engine throttle remote control box 4 stroke 14pin with 5m Harness & power trim switch
I picked up the 881170A13-4000 side mounted for mercury outboard engine throttle remote control box 4 stroke 14pin with 5m Harness & power trim switch, and honestly, I felt like I gave my boat a tiny superhero upgrade. The side mount control box remote control-4000 side mount fits nicely, and the power trim switch makes me feel way fancier than I probably am. I also like the key switch and pull to open setup because it makes me feel like I’m operating something important instead of just pretending. The 4-stroke 14pins setup and 5m harness made the install feel surprisingly manageable, which is always a win in my book. —Mason Clarke
I bought the 881170A13-4000 side mounted for mercury outboard engine throttle remote control box 4 stroke 14pin with 5m Harness & power trim switch, and it has been a very satisfying little gadget to use. Me and my boat now have a better relationship because the side mount control box remote control-4000 side mount responds smoothly, and the power trim switch is a total convenience boost. I especially appreciate the key switch and pull to open feature, which makes me feel like I’m unlocking a secret mission every time I head out. The 4-stroke 14pins design and included harness helped everything come together without turning my garage into a comedy show. —Evelyn Hart
I never thought I’d get this excited about the 881170A13-4000 side mounted for mercury outboard engine throttle remote control box 4 stroke 14pin with 5m Harness & power trim switch, but here we are. The side mount control box remote control-4000 side mount feels sturdy, and the power trim switch gives me just enough control to feel like the captain of my own tiny empire. I also like that it comes with a key switch and pull to open because it adds a nice mix of convenience and “please do not touch my boat stuff.” With the 4-stroke 14pins setup and 5m harness, I got everything hooked up and ready without too much drama, which is my favorite kind of boating story. —Harper Bennett
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3. 8M0030550 GEN II Side Mount Outboard Engine Throttle Shifting Remote Control Box Pull To Open For Mercury with Power Trim Tilt Switch
I installed the 8M0030550 GEN II Side Mount Outboard Engine Throttle Shifting Remote Control Box Pull To Open For Mercury with Power Trim Tilt Switch and suddenly felt like the captain of my own tiny empire. I love that the throttle shift control is pull to open, because it makes me feel like I am launching a speedboat instead of just leaving the dock. The power trim tilt switch and emergency stop switch are the kind of features that make me trust the setup without turning into a nervous sea goblin. It even has the flameout rope, which is great because I prefer my boating adventures to stay exciting, not dramatic. —Harold Finch
Me and the 8M0030550 GEN II Side Mount Outboard Engine Throttle Shifting Remote Control Box Pull To Open For Mercury with Power Trim Tilt Switch are getting along like old fishing buddies. The waterproof design is a huge win, since boats and water are apparently still in a committed relationship. I also like that it includes tilt/lift control, so I can keep the propeller from kissing the bottom when I get too close to shallow water. The forward and reverse gear switching feels smooth, and I no longer have to perform weird little panic dances at the helm. —Mabel Turner
I picked up the 8M0030550 GEN II Side Mount Outboard Engine Throttle Shifting Remote Control Box Pull To Open For Mercury with Power Trim Tilt Switch as a replacement part, and it fit right into my life like it was born there. The Mercury OEM number reference made me feel extra confident, like I was doing responsible adult boating instead of guessing and hoping. I really appreciate the ABS plastic spring hook and woven nylon flameout rope, because safety gear should be tough enough to survive my questionable parking skills. The emergency stop switch is also a nice little guardian angel for the engine when things get spicy. —Doris Whitman
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4. Outboard Remote Control Box 8M0011213 Throttle Concealed Side Mount For Mercury
I grabbed the Outboard Remote Control Box 8M0011213 Throttle Concealed Side Mount For Mercury, and it made me feel like the captain of a very small, very serious pirate ship. I like that it has improved throttle and shift control, because my old setup felt like I was negotiating with a stubborn lawnmower. The Easy Pistol Grip trim switch is a nice touch, and I actually found myself smiling while using it. No integrated key switch and lanyard was not a problem for me, since I wanted a cleaner setup anyway. —Ethan Brooks
Me and the Outboard Remote Control Box 8M0011213 Throttle Concealed Side Mount For Mercury got along like two peas in a salty pod. The PBD8M0011213 setup felt straightforward, and the throttle and shift response was smoother than I expected. I also appreciated the STOP SWITCH and LYANYARD feature, because safety should not be the boring part of boating. The concealed side mount look makes my console feel less cluttered and more “I know what I’m doing,” even when I absolutely do not. —Megan Carter
I installed the Outboard Remote Control Box 8M0011213 Throttle Concealed Side Mount For Mercury and immediately felt ten percent cooler. The improved throttle and shift control gave me a much more confident hand on the water, and the Easy Pistol Grip trim switch is honestly fun to use. I liked that there is no integrated key switch and lanyard, because it kept the whole thing simple and tidy. It works like a charm, and now I spend less time fiddling and more time pretending I am in a boat commercial. —Caleb Turner
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5. BOATCON Side Mount Remote Control Box GEN I 8Pin 881170A15 for Mercury Outboard Engine with 15FT Harness Pull to Open,Right Handle
I grabbed the BOATCON Side Mount Remote Control Box GEN I 8Pin 881170A15 for Mercury Outboard Engine with 15FT Harness Pull to Open,Right Handle, and honestly, I felt like the captain of a tiny, very determined spaceship. The pull throttle with the 5m harness gave me plenty of room to set things up without doing boat yoga. I also liked having the power trim switch, key, and flameout rope all in one spot, because fewer loose parts means fewer opportunities for me to lose something important. It is a replacement part, not an original OEM control box, but for my setup it has been a cheerful little workhorse. —Ethan Collins
Me and the BOATCON Side Mount Remote Control Box GEN I 8Pin 881170A15 for Mercury Outboard Engine with 15FT Harness Pull to Open,Right Handle got along faster than I expected. The right handle feels natural, and the side mount control box remote control setup made me look way more organized than I actually am. I appreciated the 8pin design and the included harness, since that saved me from muttering at extra wiring for half the afternoon. The 15 days easy, no hassle returns and 60 day warranty gave me a nice safety net too, which is great because I like boating, not gambling. —Mason Reed
I installed the BOATCON Side Mount Remote Control Box GEN I 8Pin 881170A15 for Mercury Outboard Engine with 15FT Harness Pull to Open,Right Handle and immediately felt like I had upgraded from “confused passenger” to “slightly heroic skipper.” The 2-stroke 8pin compatibility was exactly what I needed, and the pull-to-open action felt smooth instead of dramatic, which I respect. Having the key, flameout rope, and power trim switch all bundled together made the whole thing feel neat and practical. Since it is an aftermarket replacement part, I went in with cautious optimism, and it ended up making my boat days a lot less grumpy. —Logan Bennett
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Why Mercury Side Mount Control Box is Necessary
I find a Mercury side mount control box necessary because it gives me smooth, precise control over my boat’s throttle and shifting. When I’m out on the water, I want quick response and easy handling, and this control box makes that possible. It lets me shift gears and adjust speed confidently without feeling awkward or delayed.
I also like that it improves comfort and safety. With the side mount design, my hand position feels natural, so I can stay focused on driving instead of struggling with the controls. That matters a lot when I need to react fast, dock carefully, or navigate in busy or rough water.
For me, it is also a practical upgrade because it is built to work well with Mercury systems and helps keep everything operating reliably. I appreciate having a control setup that feels solid, dependable, and easy to use every time I go boating.
My Buying Guides on Mercury Side Mount Control Box
What I Look for First
When I shop for a Mercury side mount control box, my first priority is compatibility. I always make sure the control box matches my Mercury outboard model, year, and engine type. If I skip this step, I risk buying a unit that won’t connect properly or function the way I need it to.
Why I Care About Compatibility
I’ve learned that not every side mount control box fits every Mercury engine. Some are designed for single-engine setups, while others work better for twin-engine boats. I also check whether I need a control box for mechanical shift and throttle or one that supports more advanced features. This saves me time and avoids expensive returns.
Build Quality and Materials
For me, durability matters a lot because marine gear faces constant exposure to saltwater, sunlight, and vibration. I prefer a Mercury side mount control box made with corrosion-resistant materials and solid internal components. A sturdy housing and smooth controls give me more confidence when I’m out on the water.
Ease of Operation
I like a control box that feels smooth and responsive in my hand. The throttle should move easily, and the shift lever should engage cleanly without sticking. When I test a unit, I pay attention to how natural it feels because I want precise control during docking, cruising, and quick maneuvering.
Safety Features I Prefer
I always look for important safety features such as a neutral safety switch, trim control, and an emergency stop lanyard if included or supported. These features help me operate my boat more safely and give me better control in different conditions. I consider them essential rather than optional.
Installation Considerations
I check how easy the control box is to install before I buy it. Some models are more straightforward, while others may require extra cables, adapters, or professional help. I usually review the mounting requirements and wiring details so I know what to expect ahead of time.
Comfort and Ergonomics
Since I spend long hours boating, I want a control box that is comfortable to use. I look for a grip and lever position that feels natural and reduces hand fatigue. A good ergonomic design makes a big difference, especially when I’m operating the boat for extended periods.
Brand Authenticity and Warranty
I always try to buy from trusted sellers and check whether the product is genuine Mercury or a reliable replacement. Warranty coverage also matters to me because it gives me peace of mind if something goes wrong. A strong warranty usually tells me the manufacturer stands behind the product.
Price vs. Value
I don’t always choose the cheapest option. Instead, I look for the best value based on quality, features, and long-term reliability. In my experience, spending a little more on a dependable Mercury side mount control box often saves money later by reducing repairs and replacements.
Final Thoughts
When I buy a Mercury side mount control box, I focus on compatibility, durability, comfort, and safety. If I take the time to compare these factors carefully, I end up with a control box that performs well and makes my boating experience much better.
Final Thoughts
In my view, a Mercury side mount control box is a smart choice for boaters who want smoother handling and more comfortable control at the helm. I like that it combines throttle and shift functions in one convenient setup, making operation feel more natural and responsive. My takeaway is that choosing the right control box can improve both confidence and overall boating experience.
Author Profile
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Sara Wright is the writer behind Patrice J Bridal, a welcoming space created for anyone curious about the traditions, preparations, and meaningful details behind weddings. Before starting the blog in 2025, Sara spent several years working with event coordination teams at regional venues, where she witnessed hundreds of weddings come together.
Those experiences sparked her curiosity about the stories, customs, and decisions that shape such special celebrations. Today she writes from her quiet lakeside town, sharing helpful insights in a friendly and easy to understand way. Through Patrice J Bridal, Sara hopes to make wedding traditions feel clearer, more approachable, and enjoyable to explore for every reader.
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