The best 4 bay 18650 battery charger is a must-have item for charging the battery of your electronic devices, including flashlights and vaporizers.
However, not every battery 4 bay charger is created equal. You may come across models at various price points with different charging speeds, functions, and add-ons.
To save you from going over thousands of reviews online for the best 18650 battery chargers, we’ve compiled this list of the most reliable models that money can buy.
Let’s check them out!
In-Depth Reviews Of The Best 4 Bay 18650 Battery Charger
Most chargers are adequate for most of your needs, but this does not mean you should randomly choose one without considering important criteria such as safety, accuracy, and charging speed.
#1. DOTTMON Battery Charger – Best Overall
With this nifty charger, you can see all the essential data that you want to know about your batteries while they’re charging.
The LCD provides real-time charging information such as the volume of charge, the battery voltage, and the battery types. All cylindrical lithium batteries (3.6V / 3.7V), Ni-MH batteries, and other rechargeable batteries are compatible with this product.
The input USB charging cord is included inside the charger, making it convenient to transport and charge. This unit also automatically determines the capacity of the battery and selects the optimal charging current for it.
- Informative LCD screen
- Reverse polarity
- Compatible with various batteries
#2. Smart Universal B0852LPQZF Battery Charger – Best For Travellers
This 4 bay 18650 battery charger includes a unique charge/discharge management circuit.
Its various security protection settings effectively prevent short circuit, reverse, over-discharge, overcharge, and over-current damage to the Li-ion battery. In the long term, you can enjoy more service years from your batteries.
The working voltage is 5V, so there’s no need to be concerned about high voltage causing damage to the cells.
Those who are always on the go can charge their lithium-ion batteries with USB charging anytime, mainly when there aren’t enough outlets available. You may also connect to your laptop or other devices.
We were impressed with the charging speed of this unit. With up to 500mA charging current per slot ( 1A input), you can cut your wait time in half. Additionally, an LED shows each battery’s charging status and charging level, allowing for total control over the charging process.
Thanks to its excellent advantages, this charger is worth being the best 18650 battery charger on the market.
Besides the great points, you should consider that this product is not cheap and the USB is rather flimsy.
- Fast charging
- Convenient USB Port
- Safe to use
- Slightly expensive
- Flimsy USB
#3. MiBOXER Universal Battery Charger – Best For Versatility
MiBOXER universal battery charger has several outstanding traits that distinguish it from other competent chargers on the market.
Thanks to the fire-resistant PC material with outstanding electronic circuits and heat dissipation, this charger boasts superior durability. The device will show an error if a reverse or short circuit happens.
Equipped with smart technology, this universal charger automatically identifies the battery and charges it at a fast rate.
The four battery channels can detect different battery types and apply the most appropriate charging current for each type, thus extending the battery’s lifespan.
When it comes to adaptability, this nifty device supports a wide range of batteries. It’s worth noting that it also works with larger vape batteries, including 20700 21700.
The only drawback is that it does not recognize between LiFePO4 and Li-ion (4.35v).
- Fire-resistant PC material
- Fits larger vape batteries
- Long and sturdy cord
- Affordable price
- Does not distinguish between LiFePO4 and Li-ion (4.35v)
#4. SEIVI Smart Battery Charger – Best For Safety
SEIVI Smart Battery Charger is compliant with safety standards, namely UL, CE, GS, FCC, and RoHS, ensuring the battery’s safety while charging.
The manufacturer also equips the charger with industry-standard protection. Notably, the discharging function can minimize the damage done to the battery, making it exceptionally efficient.
Once the temperature of the charger or battery rises to an unsafe level, the unit will immediately stop charging to protect the cells.
High-definition LCD assists you in observing real-time charging status. Plus, four sets of led indicators illuminate while charging, making the charging process apparent to the user.
Unfortunately, this pick does not come with a charger plug, so you will have to purchase it separately.
- Meets multiple safety standards
- Protects the cell’s lifespan
- Temperature and overcharge protection
- Easy control over the charging process
- Does not include a charger plug
#5. LiitoKala Intelligent Charger – Best For Durability
This LiitoKala Intelligent Charger is nicely sized, so it is easy for you to carry around. It is also well-built and made of sturdy plastic and metal parts. Press the springs by hand, and you’ll feel it incredibly strong to last a long time as well as to securely hold your batteries in place.
With 4 individual charging slots and compatibility with various batteries, you can charge 1 to 4 different types of batteries in this universal charger. It also accommodates solar panels, wall chargers, power banks, vehicle USB outlets, and other USB power sources.
The charger can automatically identify 3.7V Lithium and 1.2V Ni-Mh Ni-Cd batteries. It fits batteries with flat and pointed tops. However, if you’re charging 3.2V LiFePO4 or Li-ion 3.85V batteries, you’ll have to do it manually.
- Sturdy construction
- Strong springs
- Compatible with both flat and pointed tops
- Only works with LI-ION batteries
#6. Basen Universal Battery Charger – Best For Compatibility
Thanks to the USB connection, you can also use this charger as a portable power source. Also, a unique charge/discharge management circuit is included in the device.
The charger’s various security protection settings efficiently prevent short circuits, overcharge, over-discharge, reverse, and overcurrent damage to the battery, allowing customers to safely use the device.
This device can charge multiple DC 3.7 V cylindrical lithium batteries and has a broad range of compatibility. Three different current modes are available on this Basen battery charger: 0.5A, 1A, and 2A. You can conveniently switch between these modes by pressing the button located on the right side.
Thanks to these excellent features, this unit is a formidable contender in this best 4 bay 18650 charger list.
However, a few users complained that the contact springs are cheaply designed, and they struggled to find a snug fit for their batteries.
- Doubles as a power source
- High compatibility
- High efficiency
- Cheaply designed springs
#7. ALEHME Smart Battery Charger – Best For Value
This battery charger provides three charging current options: 0.5A, 1A, and 2A. The manufacturer constructed this universal battery charger out of PC fire retardant materials for superior durability and safety.
The LCD accurately displays the current charging voltage, charging time, battery type, internal resistance, and battery capacity.
The USB 5V-2A DC input interface of the wall charger/solar panel/computer/mobile power can be used as the power source of the battery charger. This efficient charger also comes with Type C and Micro USB cables, so you can benefit from greater versatility.
Despite not featuring stand-out functions like other premium models, this ALEHME product is highly functional and reliable.
However, this unit is only suitable for rechargeable batteries. Do not try to charge alkaline batteries, zinc-carbon, lithium, CR123A, CR2, or other unsupported chemicals.
- Fast charging
- Fits various power sources
- Fire retardant materials
- Reasonable price
- Supports rechargeable batteries only
#8. XTAR Battery Charger – Best For Battery’s Lifespan
When the battery is not in use for an extended period, this XTAR battery charger will charge or discharge the battery to its rated voltage to optimize the battery’s lifespan.
The built-in safety circuit can effectively prevent over-current, over-charge, over-voltage, and short-circuit. This ultimate protection, coupled with XTAR’s innovative soft-start feature, ensures safer and more efficient charging.
Besides, fire-resistant ABS materials prolong the charger’s lifetime and guarantee safety. Like many competitors, the device automatically shuts off after the battery charges its full charging capacity.
One minor quibble with this charger is that it can’t charge NiMH rechargeable. If you try to charge this battery type, you’ll risk destroying the cells.
- Optimizes the battery’s longevity
- Safe-to-use thanks to fire-retardant materials
- Does not support NiMH rechargeable
#9. XTAR VC4L Battery Charger – Best For Convenience
What we love about this XTAR VC4L charger is that it can automatically recognize and charge a wide range of battery types without the need for additional software.
Plus, the large LCD screen shows the volume of battery charging, current charging, voltage, and internal resistance. You’ll get all the necessary information to keep the charging in check.
When the charge is complete, the “Full” indicator illuminates with green color light, and the unit immediately stops charging, which is a critical safety feature to have.
There are three different operating modes for the XTAR VC4S charger. The charging mode detects the battery type and adjusts the settings accordingly.
Besides, if you have not used your battery for an extended length of time, you’ll appreciate the storage mode of this unit.
The weak points of this charger are the lack of a wall charger and the low charging speed. So, if you are always in a hurry, consider other options on this list.
- Convenient charging
- Automatically detects a broad range of battery types
- Easy to monitor
- Auto shuts off when the battery is fully charged
- Without a wall charger
- Slow charging speed
It is easy to be overwhelmed by the sheer number of chargers available on the market. We hope that our thorough reviews can assist you in choosing the best 4 bay 18650 battery charger.
Are you still indecisive about what to choose? Then, MiBOXER Universal Battery Charger is the option we highly recommend.
It comes with a wide range of nice features such as affordability, quick charging speed, and superior protection against battery damages.
Thank for reading!