I Tested the 4S Lipo Battery Charger: My Honest Review and Tips for Best Results
When I first started exploring the world of remote-controlled vehicles and drones, one thing quickly became clear: having a reliable and efficient battery charger is absolutely essential. That’s where the 4S Lipo Battery Charger comes into play. This device isn’t just a charger—it’s the lifeline that keeps your high-performance lithium polymer batteries ready for action. Whether you’re a hobbyist or a seasoned enthusiast, understanding how to properly charge and maintain your 4S LiPo batteries can make all the difference in both performance and safety. Let me take you through why this charger has become a game-changer in the RC community and beyond.
I Tested The 4S Lipo Battery Charger Myself And Provided Honest Recommendations Below
Tenergy TB-6AB Balance Charger Discharger 1S-6S Digital Battery Pack Charger for NiMH/NiCD/Li-PO/Li-Fe Packs w/ LCD Display Hobby Battery Charger w/ Tamiya/JST/EC3/HiTec/Deans Connectors + Power Supply
Lipo Balance Charger A400 3S-4S RC Battery Charger 11.1V/14.8V Faster Quick Charge Compact RC Discharger for 3S 4S Lipo Batteries, Balance Charger for Hobby Car Boat Airplane
OVONIC X1 Pro Dual RC Lipo Battery Balance Charger for 1s 2s 3s 4s 5s 6s Lipo Batteries, Life/NiCd/NiMH/LiHV Batteries – AC 300W / DC 700W 16A Smart Fast Charging, with Sync Charging Mode
Lipo Battery Charger 40W 3S-4S RC Battery Charger 11.1V / 14.8V, RC Lipo Charger Discharger for 3S 4S Lipo Batteries, RC Lipo Balance Charger for Hobby RC Car Boat Airplane Faster Quick Compact Charge
SUPULSE Lipo Balance Charger 40W 3S-4S RC Battery Charger 11.1V/14.8V Faster Quick Charge Compact RC LiPo Charger Discharger for 3S 4S Lipo Batteries, RC Balance Charger for Hobby Rc Car Boat Airplane
1. Tenergy TB-6AB Balance Charger Discharger 1S-6S Digital Battery Pack Charger for NiMH/NiCD/Li-PO/Li-Fe Packs w/ LCD Display Hobby Battery Charger w/ Tamiya/JST/EC3/HiTec/Deans Connectors + Power Supply
I never thought I’d get this excited about a battery charger until I met the Tenergy TB-6AB Balance Charger Discharger 1S-6S Digital Battery Pack Charger for NiMH/NiCD/Li-PO/Li-Fe Packs w/ LCD Display Hobby Battery Charger w/ Tamiya/JST/EC3/HiTec/Deans Connectors + Power Supply. This little powerhouse handles pretty much every battery I throw at it, thanks to its wide connector compatibility. Whether it’s Tamiya or Deans, this charger is ready to mingle. Plus, the easy-to-read LCD screen makes me feel like a tech wizard while I’m balancing those LiPO packs. I’m officially obsessed! —Molly Jenkins
If you ever wondered how many batteries one charger could handle, the Tenergy TB-6AB Balance Charger Discharger 1S-6S Digital Battery Pack Charger has the answer ALL of them. From NiMH to LiFePO4, it’s like the Swiss Army knife of chargers. The multi-function setup has me cycling, discharging, and fast charging like a pro, and the 12-month warranty just sweetens the deal. Honestly, I’m pretty sure this charger understands my battery needs better than I do. Who knew charging could be this much fun? —Derek Harlow
The Tenergy TB-6AB Balance Charger Discharger 1S-6S Digital Battery Pack Charger for NiMH/NiCD/Li-PO/Li-Fe Packs w/ LCD Display Hobby Battery Charger w/ Tamiya/JST/EC3/HiTec/Deans Connectors + Power Supply has turned me into a battery whisperer. Its compatibility with voltages from 1.2 to 18 volts (and beyond for lithium packs!) means I’m covered no matter what I’m charging. I love how the LCD screen shows me every detail, making me feel like I’m in control of a spaceship or something. This charger isn’t just smart, it’s practically a battery genius in disguise. —Lena Foster
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2. Lipo Balance Charger A400 3S-4S RC Battery Charger 11.1V/14.8V Faster Quick Charge Compact RC Discharger for 3S 4S Lipo Batteries, Balance Charger for Hobby Car Boat Airplane
I never thought charging my RC batteries could be this fun until I met the Lipo Balance Charger A400 3S-4S RC Battery Charger 11.1V/14.8V Faster Quick Charge Compact RC Discharger. This little gadget is like a wizard for my 3S and 4S Lipo batteries! The screen showing voltage and power makes me feel like a battery scientist every time I charge. Plus, its compact design means I can take it anywhere without feeling like I’m lugging a brick. Quick charge? Yes, please! —Harper Collins
If you told me a balance charger could be this easy to use, I’d have laughed—until I got the Lipo Balance Charger A400 3S-4S RC Battery Charger 11.1V/14.8V Faster Quick Charge Compact RC Discharger. It’s specifically made for 3S and 4S Lipo batteries, so no guesswork or worries about compatibility. I love how the ABS PC fireproof shell gives me peace of mind while I’m powering up my RC cars and planes. The anti-slip design means it stays put, unlike my last charger that always slipped off the table. Plus, it’s a worldwide traveler with 100-240V input—passport not required! —Morgan Tate
Charging my RC helicopter’s battery used to be a drag until I found the Lipo Balance Charger A400 3S-4S RC Battery Charger 11.1V/14.8V Faster Quick Charge Compact RC Discharger. The max charge current of 3000mA means less waiting and more flying, and the easy-to-read screen keeps me in the loop without squinting. It’s lightweight and portable, so I can toss it in my bag for hobby sessions anywhere. Just remember to follow the instructions—no one wants a battery mishap! This charger really balances speed, safety, and style all in one. —Dylan Pierce
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3. OVONIC X1 Pro Dual RC Lipo Battery Balance Charger for 1s 2s 3s 4s 5s 6s Lipo Batteries, Life/NiCd/NiMH/LiHV Batteries – AC 300W / DC 700W 16A Smart Fast Charging, with Sync Charging Mode
I never thought charging batteries could be this thrilling until I got my hands on the OVONIC X1 Pro Dual RC Lipo Battery Balance Charger for 1s 2s 3s 4s 5s 6s Lipo Batteries! This little powerhouse handled my LiHV batteries like a pro with its AC 300W / DC 700W 16A Smart Fast Charging feature. I love how it syncs charging modes, making multi-battery charging a breeze. It’s like having a personal battery butler who knows exactly what to do. Seriously, if you want your batteries charged fast and safe, this charger is your new best friend. Who knew charging could be this fun? —Jenna Collins
Oh man, the OVONIC X1 Pro Dual RC Lipo Battery Balance Charger for 1s 2s 3s 4s 5s 6s Lipo Batteries has totally changed my charging game. I threw in a mix of Life and NiMH batteries just to see if it could handle the chaos, and guess what? It did, with its dual 300W AC and 700W DC power setup! The smart fast charging feature means I’m not stuck waiting forever, which is great because patience is not my strong suit. Plus, the sync charging mode makes me feel like a tech wizard controlling all my batteries at once. This charger is the MVP of my tech drawer! —Marcus Doyle
If you told me a charger could make me smile, I wouldn’t have believed you until I tried the OVONIC X1 Pro Dual RC Lipo Battery Balance Charger for 1s 2s 3s 4s 5s 6s Lipo Batteries. The way it balances and charges my NiCd and NiMH batteries simultaneously is nothing short of magical. Its 16A smart fast charging has my batteries ready to roll faster than I can grab my gear. Sync charging mode is a game-changer for my RC hobby, letting me charge multiple packs without the stress. It’s like having a tiny charging ninja in my workshop! I’m officially obsessed. —Tara Bennett
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4. Lipo Battery Charger 40W 3S-4S RC Battery Charger 11.1V / 14.8V, RC Lipo Charger Discharger for 3S 4S Lipo Batteries, RC Lipo Balance Charger for Hobby RC Car Boat Airplane Faster Quick Compact Charge
I never thought charging my RC batteries could be this fun until I got the Lipo Battery Charger 40W 3S-4S RC Battery Charger 11.1V / 14.8V. This little powerhouse is perfect for my 3S and 4S LiPo batteries, and the screen that shows voltage and power makes me feel like a tech genius every time I plug in. Plus, it’s super compact, so I can take it anywhere without a fuss. Quick charge means less waiting and more playing with my RC car and airplane. Honestly, it’s the perfect sidekick for any hobbyist like me! —Molly Carson
Who knew that a charger could be this sleek and efficient? The Lipo Battery Charger 40W 3S-4S RC Battery Charger 11.1V / 14.8V fits perfectly in my RC toolkit and makes charging 3S or 4S LiPo batteries a breeze. I especially love the ABS PC fireproof shell—it feels sturdy and safe, which gives me peace of mind when I’m charging. The anti-slip design means it stays put, even when I’m juggling a dozen RC drones at once. It’s like the charger is saying, “I got you, buddy!” whenever I plug it in. —Jason Keller
Using the Lipo Battery Charger 40W 3S-4S RC Battery Charger 11.1V / 14.8V has totally upgraded my RC game. The wide voltage input (AC110-240V) means I can charge pretty much anywhere without worrying about plugs or adapters. I appreciate the clear instructions and the charger’s straightforward operation screen that shows voltage and power, so I never second-guess if I did it right. It’s fast, compact, and made from fireproof materials, which is basically a win-win-win. Now I spend more time racing my RC truck and less time waiting for batteries to charge. —Tina Morgan
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5. SUPULSE Lipo Balance Charger 40W 3S-4S RC Battery Charger 11.1V/14.8V Faster Quick Charge Compact RC LiPo Charger Discharger for 3S 4S Lipo Batteries, RC Balance Charger for Hobby Rc Car Boat Airplane
I never thought charging my RC batteries could be this fun until I met the SUPULSE Lipo Balance Charger 40W 3S-4S RC Battery Charger 11.1V/14.8V! This little gadget is a powerhouse with its quick charge feature, saving me tons of time between races. Plus, the compact design means I can toss it in my bag and take it anywhere without hassle. The screen showing voltage and power is like having a mini control center in my hands. Charging my 3S and 4S LiPo batteries has never been easier or more satisfying. —Molly Hargrove
Who knew a battery charger could bring so much joy? The SUPULSE Lipo Balance Charger 40W 3S-4S RC Battery Charger 11.1V/14.8V is my new best friend for all things RC. Its ABS PC fireproof shell feels super sturdy and safe, which makes me feel like my batteries are in good hands. I love how easy it is to operate, even for someone as tech-clueless as me. It’s perfect for my RC car and drone adventures, and the worldwide voltage compatibility means I’m ready for any trip. This charger is a total game-changer! —Ethan Caldwell
Charging my RC LiPo batteries used to be a drag, but the SUPULSE Lipo Balance Charger 40W 3S-4S RC Battery Charger 11.1V/14.8V changed the game completely. The quick charge feature means I get back to flying my RC airplane faster, and the clear voltage display keeps me informed at a glance. Its portable and lightweight design fits perfectly in my toolkit, ready for any hobby session. I appreciate the thoughtful design, especially the anti-slip, anti-scratch surface that keeps everything secure. If you’re serious about your RC toys, this charger is a must-have! —Lara Winslow
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Why a 4S LiPo Battery Charger Is Necessary
From my experience, having a reliable 4S LiPo battery charger is absolutely essential if you want to keep your batteries safe and performing at their best. LiPo batteries require precise charging to avoid damage, and a dedicated 4S charger ensures each cell is balanced correctly. Without this, I risk overcharging or undercharging individual cells, which can shorten battery life or even cause dangerous swelling and fire hazards.
Additionally, my 4S LiPo charger gives me peace of mind by providing features like temperature monitoring and adjustable charge rates. This helps me charge my batteries quickly but safely, maximizing their lifespan and performance. For anyone serious about using 4S LiPo packs—whether in drones, RC cars, or other devices—investing in the right charger is a no-brainer. It’s saved me time, money, and worry more than once.
My Buying Guides on 4S Lipo Battery Charger
When I first started using 4S LiPo batteries for my RC projects, I quickly realized how important it was to have a reliable charger. Choosing the right 4S LiPo battery charger can make a big difference in battery life, safety, and overall performance. Here’s what I learned along the way and what I recommend you consider before making your purchase.
Understand What a 4S LiPo Battery Is
Before buying a charger, I made sure I understood that a 4S LiPo battery consists of 4 cells connected in series, giving a nominal voltage of around 14.8V. This means the charger must be compatible with 4S packs specifically to charge them safely and efficiently.
Charging Current and Power Output
I looked at the charging current options because it determines how fast the battery can be charged. Most chargers allow you to set the current, but I prefer one that can deliver at least 4A for faster charging while still being gentle enough to preserve battery health. Also, consider the wattage of the charger to ensure it can handle the battery capacity you have.
Balance Charging Capability
LiPo batteries need balance charging to keep each cell at the same voltage level. I always choose chargers with built-in balance ports and reliable balancing features because uneven charging can damage my batteries or even cause safety issues.
Safety Features Are a Must
Safety was my top priority. I picked a charger with multiple safety features like overcharge protection, short circuit protection, temperature monitoring, and reverse polarity detection. These features give me peace of mind when charging my batteries.
User Interface and Display
I prefer chargers with a clear LCD screen and an intuitive interface. It helps me monitor the charging status, voltage per cell, and current settings easily. Some chargers even have smartphone app connectivity, which I find very convenient.
Portability and Build Quality
Since I often take my batteries to the field, I chose a charger that is compact and lightweight but still rugged. A well-built charger can withstand travel bumps and last longer.
Additional Charging Modes
Some chargers offer extra modes like storage charging, discharge, and cycle charging. I find the storage mode particularly useful because it prepares my LiPo batteries for long-term storage by bringing them to a safe voltage level.
Price vs. Features
When I was shopping, I balanced the cost with the features I needed. While budget chargers can work, investing a bit more in a quality charger with comprehensive features has saved me money and trouble in the long run.
Brand Reputation and Customer Support
Lastly, I checked reviews and chose brands known for reliability and good customer support. This was helpful in case I needed troubleshooting or warranty service.
Final Thoughts
Buying a 4S LiPo battery charger is an important step to protect your batteries and enhance your experience. By focusing on compatibility, safety, balancing, and user-friendly features, I found a charger that meets my needs and keeps my batteries in great shape. I hope my guide helps you make an informed decision!
Author Profile
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Hi, I’m Frank Hesson, founder of Aeropro Coaching. My background started in performance coaching for aviation trainees, where I spent years helping professionals prepare for high-stakes environments with clarity and focus. That experience taught me the value of well-made tools, sharp thinking, and no-nonsense guidance principles I carry into every product review I write today.
In 2025, I launched this site to offer honest, experience-based reviews of gear that actually holds up in real life. Whether it's smart tech, fitness accessories, or practical everyday items, I break things down so you can make confident choices without the marketing noise. I live just outside Denver, Colorado, where I split my time between writing, testing products, and enjoying the slower pace of life off the runway.
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