Buyers may think the best 4-bay 18650 battery charger will be costly. However, we have plenty of affordable products with guaranteed maximum safety and performance.
A good charger should also protect your battery cell. This article will go through some of the top-choice chargers to power 4 slots at once.
Top 9 Best 4 Bay 18650 Battery Chargers
#1. DOTTMON LCD Smart
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Specification
- Brand: Dottmon
- Battery level display: LCD
- Battery Type: Li-ion or NiMH, universal charger
- Charging port: USB port
- Automatically detect battery level
- Shutoff technology: short circuit protection, overcharge
- Input power: 5V
- Fast charging technology
Product’s highlights
The biggest advantage of the best 4-bay 18650 battery charger is the fast charging feature.
Specifically, you only need 2.5 hours to fully clean the 18650 battery. The maximum battery length is 7cm and it is only for flat-top batteries.
Pros
- Protection from overheating or overcharging
- Convenient charging with a USB port
- Smart display of battery parameters
- Energy saving
Cons
- Only for flat top batteries
- Due to the flexible structure for fitting a variety of batteries, it is difficult to hold the batteries very firmly. You need to put the charger in a stable place.
Bottom line
If you use a variety of AAA and AA batteries then this is a must-have product in your home. It is the one-for-all solution you are looking for.
#2. Li-ion 18650 Battery Charger
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Specification
- Brand: Yang Cui
- Battery level display: LED lights
- Battery Type: Li-ion
- Charging port: USB port
- Safety technology: multiple security protection settings
- Input power: 5V
- Fast charging technology: up to 500mA charging current per bay
Product’s highlights
Convenient charger with 4 slots to power all the Li-ion batteries you have. Users can plug in the charging port before going to bed and wake up with 4 fully charged batteries.
Pros
- Safe charging
- The microprocessor controls the charging process
- Automatically stops when fully charged
- Optimum battery-friendly
Cons
- Can only charge lithium batteries
- Longer charging time than similar products: with a maximum current of 500mA, it will take more than 6 hours to fully charge the 3400mA battery
Bottom line
It is the best 4 bay charger for its price. Not claiming to be the fastest charger, but it ensures absolute safety for users.
#3. MiBOXER Smart Universal
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Specification
- Brand: COSOOS
- Battery level display: digital LCD screen
- Battery Type: Li-ion and Ni-MH / Ni-Cd
- Charging port: built-in charging cord
- Input power: 12V
- Suitable battery: with most rechargeable batteries
Product’s highlights
You have in hand the best 4 bay 18650 battery charger with the most useful features. Extensive integration with most batteries offers users convenience and cost savings.
Pros
- Durable, fireproof, eco-friendly material
- Supports various battery sizes
- Automatically stops charging when the battery is full
- Each bay has a sliding bracket to fit your battery’s size
Cons
- When charging Li-ion (4.35v) and LiFePO4, the charger does not recognize these two types, so it is necessary to select the battery type manually on the LCD screen.
- The screen has many parameters, which might be confusing
Bottom line
This charger’s durability and versatility will be customized for any battery of your needs. Users get safety and quality assurance because the charger material is fireproof.
#4. SEIVI LCD Display Universal Smart Charger for Rechargeable Batteries
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Specification
- Brand: SEIVI
- Battery level display: LCD Display
- Compatibility: All types of Li-ion and Ni-MH / Ni-CD
- Dual charging port: USB and micro USB
- Power supply: 5V
- Material: durable and flame-resistant ABS
Product’s highlights
Users will find in the best 4 bay 18650 battery charger the automatic detection feature to adjust the appropriate voltage levels to suit your batteries.
Therefore, this charger will optimize fast charging time and is 100% safe for your battery.
Pros
- Auto-stop when fully charged
- Prevent short circuits or overheating
- Fit all li-ion batteries
- Many convenient charging ways
Cons
- It may cause damage if the battery is inserted in reverse
- The display does not show the correct level of battery
Bottom line
You will want to choose this charger because of its fast-charging function. And the product is also highly rated with overcharge protection.
#5. NITECORE New i4 Battery Charger
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Specification
- Brand: NITECORE
- Dimension: 4.52 x 3.54 x 1.18 inches
- Batteries: charge 4 types of batteries at the same time
- Output: up to 5 Voltage
Product’s highlights
You can get this charge for half the price compared to the same kind. Regardless of its affordable price, the best 4-bay 18650 charger works like a charm with a variety of batteries.
Pros
- Can be used with solar panels, Car outlets, USB port
- Handy and easy to charge
- Portable
- Intelligent to use with all most batteries
Cons
- Basic LCD
- The parameters are not exact
- Small-sized batteries get loose in the slots sometimes.
Bottom line
An economical choice for anyone in the look for 4 bay 18650 chargers. The product works effectively with many types and sizes of batteries. It also offers well-constructed protection methods to avoid over-charging and short circuits.
#6. Universal Smart 18650 Charger with Intelligent LCD Display Charger
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Specification
- Brand: Yonii
- Compatibility: work with many types of rechargeable batteries, both flat top and button top batteries
- 4 independent bays to charge 4 types of batteries simultaneously.
- Material: fire-resistant PC
- Dual charge: USB and micro USB
Product’s highlights
This universal charger can be compatible with A, AA, AAA, C, SC… and almost all batteries in your house. The Brand gives top priority to compatibility and safety.
Pros
- Easy to operate
- Detech batteries level when charging
- Durable
- Fire-resistant
Cons
- Not a fast charger
- Need a case or cover to protect the batteries
Bottom line
A good-price-for-value product that guarantees safety when operating. You can buy this charger with confidence.
#7. EASTSHINE 4 Slots for Rechargeable Batteries – LCD Display Universal Smart
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Specification
- Brand: EASTSHINE
- Display: LCD Screen
- High-speed charger: maximum current 2000mA
Product’s highlights
The greatest feature is fast charging with a maximum 2000mA current. You can charge 3400mA within an hour and a half.
Pros
- LCD accurately displays charging diameters
- Superfast charging
- Universal charging ports: USB, Type-C, and Micro USB
Cons
- Sliders are a bit weak
Bottom line
The four charging ports automatically shut off when the battery in the slot is full. Moreover, you also have three convenient ways to charge it via Type-C port, USB, and Micro USB charging ports.
#8. XTAR VC4S 18650 Battery Charger
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Specification
- Brand: SHENZHEN
- Display: LCD screen
- Dimension: 5.87 x 4.53 x 1.38 inches
- Input port: Micro USB
- Compatibility: 18650, AA, AAA batteries
Product’s highlights
Your charger features multi-function protection to deliver the highest level of security and assurance.
Pros
- Can be mounted as a wall charger
- Fast charging
- Work stably
- Charge four types of batteries at the same time.
Cons
- Incorrectly display batteries level
Bottom line
The product allows simultaneous charging of 4 batteries at the same time to save time and increase performance for users. Moreover, it also integrates many protection settings to deliver the utmost safety when operating.
#9. XTAR VC4L 4bays charger
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Specification
- Brand: XTAR
- Compatibility: All types of LI-ION/IMR/INR/ICR
- Input: use Type-C input port
- Safety comes first: get RoHS, CE, FCC certificates
Product’s highlights
This 4-bay battery charger is indispensable to use in your house. It comes with great capacity and safety at the highest level.
Pros
- High rating from customers
- Support up to 26650 batteries
- Well constructed with durable material
- Great compatibility
Cons
- Less known Brand
Bottom line
The charger works well with many types of batteries including AA.
The only minus point is that it only supports a Type-C input port, maybe in the future the Brand can feature a USB port for more universal use.
Final verdicts
Many electronic devices use batteries and charging one after one can drive you tired.
That is why you need a charger that can support the simultaneous charging of many batteries at the same time.
You can find the best 4-bay 18650 battery charger with our detailed guide above. This one-for-all solution comes in handy and is a smarter way to power your rechargeable batteries.
