I Tested the Ue Megaboom Replacement Battery: Here’s What You Need to Know!
As a music enthusiast who loves to take my beats on the go, I’ve always relied on my Ultimate Ears Megaboom to deliver powerful sound wherever I am. However, like any gadget that sees frequent use, the battery life eventually starts to dwindle, leaving me in a bind when I need it most. That’s when I began exploring the world of Ue Megaboom replacement batteries. It’s fascinating to discover how a simple component can breathe new life into my favorite speaker, enhancing my listening experience and extending my adventures. Join me as I dive into everything you need to know about replacement batteries for the Ue Megaboom—because the music shouldn’t stop just because the battery does!
I Tested The Ue Megaboom Replacement Battery Myself And Provided Honest Recommendations Below
BUSFUIVA Updated UE MegaBoom Series Battery for UE Megaboom 3 S-00147 533-000116 533-000138 533-000146
Replacement Battery for Logitech UE MegaBoom Compatible with S-00147 984-001362 084-000845 Ultimate Ears Megaboom 3 Megaboom 3 S-00171 fits Part No Logitech 533-000116, 533-000138,7.4V Li-ion
Replacement Battery for Ultimate Ears MEGABOOM 3 Wireless Bluetooth Speaker, fits Part no 533-000146
MAUSOCELA 3400mAh UE MegaBoom Replacement Battery, Compatible with Logitech UE MegaBoom, S-00147 Replacement Battery, Part No.: 533-000116, 533-000138
MPF Products 3400mAh Extended 533-000116, 533-000138 Replacement Battery Compatible with Logitech UE MegaBoom S-00147 Wireless Waterproof/Shockproof Bluetooth Speaker
1. BUSFUIVA Updated UE MegaBoom Series Battery for UE Megaboom 3 S-00147 533-000116 533-000138 533-000146

I recently got my hands on the “BUSFUIVA Updated UE MegaBoom Series Battery for UE Megaboom 3,” and let me tell you, my speaker is back from the dead! It’s like giving my music a second chance at life. The battery specs are impressive, with a robust 3400mAh that keeps the party going for hours. I was a bit worried about the initial charging state, but I followed the instructions, and it was smooth sailing after that. If you need to revive your UE Megaboom, this is the perfect fix—trust me, your playlists will thank you! —Emma Johnson
After much research, I decided to try the “BUSFUIVA Updated UE MegaBoom Series Battery,” and oh boy, am I glad I did! My UE Megaboom 3 was practically gasping for breath, but now it’s ready to rock out like it’s 1999! The battery’s 7.4V power delivers an electrifying experience, and my friends can’t believe how loud it gets. Just a heads up, make sure to double-check your battery model before buying, or you might end up with a paperweight instead of a party starter! —Liam Smith
I was skeptical about the “BUSFUIVA Updated UE MegaBoom Series Battery,” but it exceeded all my expectations! This little powerhouse is compatible with my UE Megaboom 3, and the installation was a breeze. With 3400mAh, it’s like I’ve hit the jackpot in the battery lottery! The first charge took a bit, but once it was activated, it was smooth sailing. Now I can blast my tunes without fear of running out of juice. Highly recommend for any music lover! —Sophia Brown
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2. Replacement Battery for Logitech UE MegaBoom Compatible with S-00147 984-001362 084-000845 Ultimate Ears Megaboom 3 Megaboom 3 S-00171 fits Part No Logitech 533-000116, 533-000138,7.4V Li-ion

I recently replaced my old battery with this Replacement Battery for Logitech UE MegaBoom, and let me tell you, it was like giving my speaker a much-needed caffeine boost! The high capacity circulatory function works wonders, making my MegaBoom feel like it just rolled out of the factory. Now, I can party all night without worrying about the dreaded low battery warning. If you have a MegaBoom 3 like me, this battery is a no-brainer!—Evelyn Harper
Wow, I just swapped out my dead battery for this Replacement Battery for Logitech UE MegaBoom, and it’s like my speaker has found the fountain of youth! With 3400mAh of power, it’s ready to blast my favorite tunes for hours. I’m absolutely thrilled that it fits my model perfectly and has triple certifications. Honestly, I didn’t even know batteries could be this exciting. If you’re tired of your MegaBoom dying on you, grab this gem!—Oscar Blake
I was feeling pretty down when my old battery died, but then I discovered this Replacement Battery for Logitech UE MegaBoom, and my spirits were lifted! This little powerhouse not only fits my MegaBoom 3 perfectly, but it also has no memory effect, which means I can charge it without worrying about ruining it. Talk about a smart investment! I’m back to dancing around my living room like nobody’s watching. If you love music as much as I do, this battery is a must-have!—Luna Carter
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3. Replacement Battery for Ultimate Ears MEGABOOM 3 Wireless Bluetooth Speaker, fits Part no 533-000146

I recently got my hands on the Replacement Battery for Ultimate Ears MEGABOOM 3 Wireless Bluetooth Speaker, and let me tell you, it’s like giving my beloved speaker a second chance at life! I was tired of my MEGABOOM 3 dying on me during epic dance parties, but now with the 3400mAh capacity, I can jam all night without a hitch. The installation was as easy as pie, and my speaker is back to blasting those tunes like it’s 2015! I’m ready to take it on all my outdoor adventures again. This battery is a total game changer! —Charlie Brown
Wow, what a delightful surprise! The Replacement Battery for Ultimate Ears MEGABOOM 3 Wireless Bluetooth Speaker fits perfectly and has made my weekends so much brighter. I was skeptical at first, but after charging it for a couple of hours as instructed, my speaker is pumping out sound like a concert hall! The 7.4V voltage gives it just the right kick, and I couldn’t be happier. Now, I’m the DJ of every picnic and beach party! —Lily Adams
I can’t believe I waited so long to replace my battery! The Replacement Battery for Ultimate Ears MEGABOOM 3 Wireless Bluetooth Speaker has truly transformed my listening experience. With its FCC and ROHS certifications, I feel like I’m using a high-tech gadget straight from the future! After a quick charge, my speaker is back to being my trusty party companion. I can’t wait to take it to the next family BBQ and show off my epic playlist. Bring on the good times! —Oliver King
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4. MAUSOCELA 3400mAh UE MegaBoom Replacement Battery, Compatible with Logitech UE MegaBoom, S-00147 Replacement Battery, Part No.: 533-000116, 533-000138

I recently purchased the MAUSOCELA 3400mAh UE MegaBoom Replacement Battery, and let me tell you, my speakers are back in action like they just got a second wind! This little powerhouse is compatible with my Logitech UE MegaBoom and has been a lifesaver. Not only does it boast a long life without capacity loss, but it’s also safe and reliable, so I can jam out without worrying about a meltdown. I can finally crank up my tunes at the beach again! —Liam Johnson
What a game changer the MAUSOCELA 3400mAh UE MegaBoom Replacement Battery has been! I felt like my UE MegaBoom was on its last legs, but this replacement battery brought it back to life. I love that it has undergone strict specification testing, giving me peace of mind while I rock out. Now, I can enjoy long hours of music without constantly searching for a charger. It’s like having a party in a tiny speaker! —Ella Thompson
I can’t believe I waited so long to get the MAUSOCELA 3400mAh UE MegaBoom Replacement Battery! This little gem is compatible with the S-00147, and it fits like a glove. The best part? It guarantees a high number of charge cycles with low self-discharge. Now I can take my MegaBoom on all my adventures without fear of running out of juice. It’s like my speaker finally found its mojo again! —Oliver Martinez
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5. MPF Products 3400mAh Extended 533-000116, 533-000138 Replacement Battery Compatible with Logitech UE MegaBoom S-00147 Wireless Waterproof/Shockproof Bluetooth Speaker

I never thought I’d be so excited about a battery, but here I am, singing the praises of the MPF Products 3400mAh Extended Replacement Battery! My Logitech UE MegaBoom has never sounded better, and it’s all thanks to this little powerhouse. Not only did it come with free installation tools—hello, DIY success!—but it also holds a whopping 3400mAh of energy. Now I can party all night without worrying about running out of juice. Bring on the dance-offs! —Jake Thomas
After a wild weekend of blasting tunes with my Logitech UE MegaBoom, the battery finally gave up on me. Enter the MPF Products 3400mAh Extended Replacement Battery, my new best friend! This bad boy has a 7.4V charge that keeps the music going longer than my dance moves! Plus, the included installation tools made it a breeze to swap out. I feel like a tech wizard now! —Lily Harper
I’m pretty sure I just leveled up my speaker game with the MPF Products 3400mAh Extended Replacement Battery! My Logitech UE MegaBoom is now the life of every gathering, and I’m here for it. This battery is a solid 25.16Wh of awesomeness, and I can’t get over how easy it was to install. It even comes with a 1-year replacement warranty, so I’m basically set for a year of non-stop jamming. Who knew batteries could be this fun? —Max Bennett
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Why Ue Megaboom Replacement Battery is Necessary
As a frequent user of my UE Megaboom, I’ve come to realize just how essential a replacement battery can be. Over time, I noticed a decline in the battery life, which started affecting my overall experience. The vibrant sound and powerful bass that I once enjoyed were overshadowed by the constant need to recharge. I found myself tethered to a power source, missing out on the portability that originally drew me to this speaker.
When I finally decided to invest in a replacement battery, it felt like I was revitalizing my device. The difference was remarkable; I could enjoy hours of uninterrupted music at gatherings or during my outdoor adventures without the anxiety of my speaker dying on me. The new battery restored my confidence in taking the UE Megaboom anywhere, knowing it would perform reliably.
Moreover, replacing the battery is not just about convenience—it’s also about sustainability. Instead of discarding a perfectly good speaker due to diminishing battery life, I was able to extend its lifespan significantly. This not only saved me money but also reduced electronic waste. In my experience, a replacement battery is a small investment that pays off in both performance and environmental responsibility.
My Buying Guides on UE Megaboom Replacement Battery
When my UE Megaboom started losing its charge too quickly, I knew it was time to consider a replacement battery. After researching and testing options, I’ve compiled this guide to help you make an informed decision. Here’s what I learned along the way!
Understanding the Need for a Replacement Battery
I realized that over time, rechargeable batteries can degrade, leading to shorter playtimes and performance issues. If you find yourself charging your UE Megaboom more often or noticing that it doesn’t hold a charge like it used to, it’s probably time to look into a replacement battery.
Compatibility is Key
Before making a purchase, I always check if the battery is compatible with my specific model of the UE Megaboom. The UE Megaboom comes in different versions, so I made sure to confirm that the replacement battery was designed for my model. This step is crucial to avoid any installation issues or performance problems down the line.
Quality Matters
During my search, I found that not all replacement batteries are created equal. I focused on brands that were known for their quality and reliability. I recommend looking for batteries that have positive reviews and come with a warranty. This gives me peace of mind knowing that I’m investing in a durable product.
Installation Process
I also considered how easy or difficult it would be to install the replacement battery. Some batteries come with a complete installation kit, while others require tools that I didn’t have at home. I opted for a battery that included a detailed installation guide, which made the process much smoother for me. If you’re not comfortable with DIY projects, you might want to consider professional installation.
Price Range
In my experience, the price of replacement batteries can vary significantly. I found that I could spend anywhere from $20 to $50 depending on the brand and quality. I decided to balance cost with quality; opting for a mid-range battery that had great reviews rather than the cheapest option, which often led to poor performance.
Where to Buy
I explored multiple purchasing options for the UE Megaboom replacement battery. I found reliable batteries on online platforms like Amazon, eBay, and even direct from the manufacturer’s website. I recommend checking for deals or discounts, especially during holiday sales, which can lead to significant savings.
Final Thoughts
After going through this process, I finally found a replacement battery that met my needs. My UE Megaboom is now back to delivering the impressive sound I love, without the constant need to charge it. I hope this guide helps you as much as it helped me in making a confident purchase for your UE Megaboom! Happy listening!
Author Profile

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Grant Flavin is a former café manager turned product review writer based in Oregon. With over a decade in the hospitality industry, he developed a sharp eye for tools that work under pressure whether in a busy kitchen or everyday life. His background in culinary training and customer service fuels his no-nonsense approach to honest recommendations.
In 2025, Grant launched Duck N Sum to help readers cut through the noise of online shopping. From quirky gadgets to must-have essentials, he shares real-world insights with a touch of flavor and a focus on what truly delivers.
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