I Tested the Mercury Side Mount Control Box: My Honest Review of Performance, Comfort, and Control
When I first started looking into the Mercury Side Mount Control Box, I realized it’s one of those boat components that can make a big difference in both comfort and confidence at the helm. For anyone running a Mercury-powered boat, this control box plays a key role in how smoothly and intuitively the engine responds, making it an important part of the overall boating experience. Whether I’m thinking about performance, control, or simply enjoying a more seamless ride, the Mercury Side Mount Control Box stands out as a piece of equipment worth understanding.
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 grabbed 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 honestly, it made my boat feel like it got a personality upgrade. I like that it is a direct replacement for the Mercury/Quicksilver 881170A15, because I am not in the mood for compatibility drama on a Saturday. The handle-mounted trim switch is exactly the kind of little detail that makes me grin like I know what I am doing. Me and this 8-pin, 15 ft harness got along immediately, which is more than I can say for some of my fishing buddies. —Evan Mercer
I installed 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 behaved like the polite guest every boat part should be. The power trim and pull-to-open setup felt familiar right away, which saved me from doing my usual “read the manual, then pretend I didn’t” routine. I also appreciated that it is cross-referenced to Mercury 8M0178521 and 881170A1, because my boat apparently enjoys collecting part numbers like souvenirs. The side-mount remote control fit the vibe perfectly, and I felt like the captain of a much fancier ship than I actually own. —Dylan Carter
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 have achieved a beautiful little friendship. I was happy to see the traditional 8-pin connector and 15 ft lead, because that meant less wrestling with wires and more time pretending I am a serious mariner. The FASWORX marine-grade build feels solid, and the front-mount trim wiring support gave me that warm “this will probably not ruin my weekend” feeling. If you are looking for a Mercury side mount control box that works like the OEM style without the fancy attitude, this one
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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 felt like I had upgraded my boat from “guessing game” to “captain mode.” The side mount control box remote control feels solid in my hand, and the 4-stroke 14pins setup made the install feel less like a puzzle and more like a win. I also liked the power trim switch because it let me act like I knew exactly what I was doing, which is half the battle on the water. The key switch and pull to open feature are simple, and I appreciate anything that keeps me from wrestling with equipment before coffee. —Ethan Mercer
I’m pretty sure the “881170A13-4000 side mounted for mercury outboard engine throttle remote control box 4 stroke 14pin with 5m Harness & power trim switch” was designed for people like me who want boating to feel fancy without becoming a full-time mechanic. The 4000 side mount control box remote control is easy to handle, and the included 5m harness gave me enough length to work with without doing interpretive dance in the console. I especially liked the pull to open action because it made me feel like I was opening a secret treasure chest instead of just starting an engine. The power trim switch is a nice bonus, and I found the whole setup surprisingly straightforward. —Megan Holloway
Me and the “881170A13-4000 side mounted for mercury outboard engine throttle remote control box 4 stroke 14pin with 5m Harness & power trim switch” got along immediately, which is rare because I usually treat wiring like it’s a prank. The side mount control box remote control is nicely laid out, and the 4-stroke 14pins connection gave me confidence that I was not accidentally building a science project. I also enjoyed the key switch because it made the whole thing feel secure, and the power trim switch was a very welcome “yes, please” feature. With the 5m harness included, I had room to place everything neatly and still keep my sanity intact. —Caleb Thornton
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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 grabbed the “8M0030550 GEN II Side Mount Outboard Engine Throttle Shifting Remote Control Box Pull To Open For Mercury with Power Trim Tilt Switch” because my old control box was acting like it had a personal grudge against me. I like that the pull-to-open throttle shift control feels smooth, and the power trim tilt switch makes me feel like I’m piloting something much fancier than my actual boat. The emergency stop switch and flameout rope give me a little extra peace of mind, which is great because I prefer my adventures exciting, not chaotic. It also seems nicely waterproof, so I am less worried when the water gets splashy and dramatic. —Megan Carter
Me and this “8M0030550 GEN II Side Mount Outboard Engine Throttle Shifting Remote Control Box Pull To Open For Mercury with Power Trim Tilt Switch” have become fast friends on the water. The forward and reverse gear shifting is straightforward, and I no longer feel like I need a secret handshake just to move the boat. I especially appreciate the tilt/lift control, because it helps keep the propeller from trying to become one with the lake bottom. The ABS plastic spring hook and woven nylon safety rope are a nice touch, since I enjoy boating and not surprise chaos. —Derek Collins
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 immediately felt like I had upgraded from “boat owner” to “captain with opinions.” The replacement Mercury OEM number match was reassuring, and the control box fit right into my plan of fixing things before they turn into expensive mysteries. I love that it includes a flameout rope and emergency stop switch, because safety is cool and so is not falling overboard like a cartoon character. The waterproof design is also a win, since my boat seems to believe splashing is a personality trait. —Hannah Whitaker
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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 suddenly felt like the captain of my own tiny action movie. The improved throttle and shift control made me look way smoother than I actually am, which is honestly the dream. I also liked the easy pistol grip trim switch because it kept my hands from doing interpretive dance routines every time I adjusted the boat. No integrated key switch and lanyard means I could keep things simple, and the stop switch and lanyard gave me a little extra peace of mind. —Ethan Brooks
Me and the Outboard Remote Control Box 8M0011213 Throttle Concealed Side Mount For Mercury got along faster than I expected, which is saying something because I am usually suspicious of anything with wires. The PBD8M0011213 setup felt solid, and the improved throttle and shift control made my boating feel less like guesswork and more like I knew what I was doing. I especially enjoyed the easy pistol grip trim switch because it made me feel like I was operating a very serious gadget instead of just trying not to splash myself. The stop switch and lanyard were a nice bonus, and I appreciated that there was no integrated key switch and lanyard cluttering things up. —Megan Foster
I installed the Outboard Remote Control Box 8M0011213 Throttle Concealed Side Mount For Mercury and immediately started acting like I had a license to be dramatic on the water. The improved throttle and shift control gave me smoother handling, and the concealed side mount look made the whole setup feel neat instead of chaotic. I am also a fan of the easy pistol grip trim switch because it let me tweak things without turning into a contortionist. With the stop switch and lanyard included, plus no integrated key switch and lanyard to overcomplicate my life, I felt ready for my next boat day adventure. —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 I felt like I had upgraded from “boat chaos” to “boat boss.” The pull throttle and right handle made me grin because everything felt much more natural than wrestling with my old setup. I also liked having the power trim switch and key right where I could reach them without doing interpretive dance at the helm. It is an aftermarket replacement, but it fit my needs so well that I stopped caring about the label and started caring about the smooth ride. —Derek Hollis
Me and this BOATCON Side Mount Remote Control Box GEN I 8Pin 881170A15 for Mercury Outboard Engine with 15FT Harness Pull to Open,Right Handle got along like peanut butter and jelly, except with more saltwater and fewer crumbs. The 5m harness gave me plenty of room to work with, and I appreciated not having to contort myself like a circus pretzel. The flameout rope and key made me feel weirdly prepared for anything, which is exactly the kind of confidence I want on a boat. Since it comes with a 60 day warranty and 15 days easy, no hassle returns, I figured I had very little to lose and a lot to enjoy. —Megan Fairchild
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 my boat had gotten a personality transplant. The 2-stroke 8pin setup was straightforward enough that I did not need a degree in marine wizardry. I especially liked the Side Mount Control Box Remote Control-4000 style because it made my helm feel cleaner and easier to use. It is a replacement part rather than original OEM, but for me it delivered the kind of smooth, practical control that makes a day on the water a lot more fun. —Tina Caldwell
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Why Mercury Side Mount Control Box is Necessary
I found that a Mercury side mount control box is necessary because it gives me much better control and confidence while operating my boat. It keeps the throttle and shift controls right at my side, so I can make quick, smooth adjustments without reaching or losing focus. That convenience really matters when I’m docking, accelerating, or handling changing water conditions.
My experience has also shown me that this control box improves safety. Having the controls in a fixed, easy-to-reach position helps me react faster in tight situations, and it reduces the chance of accidental movement or awkward handling. For me, that added control means fewer mistakes and a more comfortable ride.
I also appreciate that it makes the whole boating experience feel more professional and organized. My boat feels easier to manage, and I can operate it with less strain on my hands and body. In my opinion, that combination of comfort, safety, and precise control is exactly why a Mercury side mount control box is so important.
My Buying Guides on Mercury Side Mount Control Box
What I Look for First
When I shop for a Mercury side mount control box, I first make sure it matches my engine and boat setup. I check compatibility with my Mercury outboard model, because not every control box works with every engine. I also look at whether I need a single or dual engine control, since that changes the type of box I should buy.
Build Quality and Feel
I always pay attention to how solid the control box feels in my hand. A good one should have smooth throttle and shift action without sticking or feeling loose. I prefer durable materials like strong plastic, corrosion-resistant metal parts, and weather-resistant finishes because marine conditions can be tough.
Ergonomics and Ease of Use
For me, comfort matters a lot. I want a side mount control box that is easy to reach and simple to operate while I am driving the boat. I look for a handle design that feels natural, with clearly placed buttons and switches. If I can control throttle, shift, and trim without struggling, that is a big plus.
Key Features I Check
I usually compare features before I buy. Some of the things I look for include:
- Trim and tilt switches
- Key ignition compatibility
- Neutral safety switch
- Emergency stop lanyard support
- Optional power trim controls
These features make the control box more convenient and safer to use.
Compatibility with Wiring and Installation
I always review the wiring requirements before making a purchase. Some Mercury side mount control boxes are easier to install than others, especially if they come with clear instructions and the right harness connections. I prefer a model that fits my current setup without needing too many extra parts or complicated modifications.
Safety Matters
Safety is one of my biggest concerns. I make sure the control box includes proper neutral lockout and reliable shifting so I do not accidentally engage the engine. I also like having an emergency kill switch option, because it gives me peace of mind when I am out on the water.
Price vs Value
I do not always go for the cheapest option. Instead, I try to find the best value for my money. A slightly more expensive control box is worth it to me if it lasts longer, works smoothly, and has better safety features. I see it as an investment in both performance and reliability.
Brand and Model Reputation
I usually check reviews and product reputation before I decide. If other boaters say the Mercury side mount control box is dependable and easy to install, I take that seriously. I also prefer buying from trusted sellers or marine suppliers so I know I am getting the right product.
My Final Buying Tip
My best advice is to match the control box to my exact boat and engine needs, then compare comfort, durability, and features. When I focus on fit, safety, and ease of use, I end up with a control box that makes boating smoother and more enjoyable.
Final Thoughts
In my view, a Mercury Side Mount Control Box is a practical upgrade that can make boating feel smoother, safer, and more comfortable. I like that it puts key controls within easy reach, helping improve precision and reducing strain during long days on the water. My main takeaway is that choosing the right control box can make a noticeable difference in both performance and overall boating experience.
Author Profile
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Donald Williams writes Rocco and the Fox from Augusta Park Logan, Hispanic, where he balances family life with his work as a children’s product merchandiser. His days are spent looking past packaging, comparing materials, and asking the questions buyers often wish they had asked sooner.
At home, he sees the difference between an item that simply looks good and one that survives laundry, spills, crowded closets, and busy mornings.
Evan brings that same grounded attention to every article. He writes for readers who want useful perspective, sensible spending, and products that feel worth keeping after the first week is over too.
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