Top 10 3.7V Li-ion Battery Recommendations

By Henry, Updated on August 9, 2024

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Have you ever had a rough time getting the correct 3.7V Li-ion battery? With countless brands available, choosing the best one to meet your desired requirements may take time and effort. The proper battery is essential to power a gadget, drone, or device.

But do not worry—this article is here to help. We have researched and tested various 3.7V Li-ion batteries to select the best ten options.

So, let’s get right into it.

Part 1. Understanding 3.7 V li-ion batteries

Before discussing the top 10 best 3.7V Li-ion battery options, it’s essential to understand what makes these batteries unique.

Well, 3.7V Li-ion batteries are famous for their reliability and compact size. The “3.7V” refers to their nominal voltage, typical for lithium-ion cells.

This is an attribute of their very high energy density; in other words, they pack gigantic power in a tiny size. They have a relatively low self-discharge rate, meaning they can lock in or remember their charge for a long while without using it.

Part 2. Top 10 3.7 V li-ion battery recommendations

Here are the top 10 recommended 3.7V Li-ion battery options you can consider:

1. Ufine 3.7V 600mAh Lithium Ion Battery

Specifications:

Model: 503040
Capacity: 600mAh
Voltage: 3.7V
Type: Lithium Ion
Dimensions: 50mm x 30mm x 4mm

Key Features:

Compact design
Stable voltage output
Built-in protection against overcharging and short circuits
Operates in a wide temperature range
Lightweight

Pros:

Ideal for small devices
Reliable voltage stability
Enhanced safety features
Versatile temperature operation
Portable and easy to handle

Cons:

Lower capacity compared to other options
Limited device compatibility
No USB charging feature
Shorter lifecycle
Requires a separate charger

2. Streamlight 3.7V 2600mAh USB Rechargeable Lithium Ion Battery

Specifications:

Model: 22104
Capacity: 2600mAh
Voltage: 3.7V
Type: Lithium Ion
USB rechargeable

Key Features:

High energy density
Long-lasting charge
Convenient USB charging
Integrated safety circuit
Streamlight compatibility

Pros:

High capacity for extended use
Easy USB recharging
Reliable safety features
Good for Streamlight devices
Longer battery life

Cons:

Higher price point
Limited to Streamlight products
Longer charging time
USB port cover may wear out
It may not be widely available in all regions

3. Nikon 25837 EN-EL19 Rechargeable Li-Ion Battery

Specifications:

Model: EN-EL19
Capacity: 700mAh
Voltage: 3.7V
Type: Lithium Ion
Designed for Nikon COOLPIX cameras

Key Features:

Nikon brand quality
Precise compatibility with COOLPIX cameras
Lightweight design
Quick recharging
Durable construction

Pros:

Reliable Nikon performance
Exact fit for COOLPIX cameras
Lightweight and portable
Quick recharging
Durable build

Cons:

Limited to COOLPIX cameras
Higher cost for the brand
Not suitable for high-drain devices
Lower reuse cycles
Not universally compatible

4. BENKIA 18650 Rechargeable Button Top 3600mAh Battery

Specifications:

Model: 18650
Capacity: 3600mAh
Voltage: 3.7V
Type: Lithium Ion
Rechargeable with over 1000 charge cycles

Key Features:

High Capacity
Long lifespan
Suitable for high-drain devices
Consistent discharge rate
Environmentally friendly

Pros:

High capacity for extended use
Durable with a long lifespan
Suitable for demanding devices
Consistent performance
Rechargeable and eco-friendly

Cons:

Larger sizes may not fit all devices
Higher initial cost
Requires a specific charger
Longer charging time
Potential shipping restrictions

5. Duracell CR123A 3V Lithium Battery

Specifications:

Brand: Duracell
Model: CR123A
Voltage: 3V
Type: Lithium
High-intensity discharge suitable for flashlights

Key Features:

Trusted brand
Long shelf life
Operates in extreme temperatures
High power output
Widely available

Pros:

Reliable Duracell performance
Long-lasting shelf life
Performs well in extreme conditions
High power output
Easily accessible

Cons:

Non-rechargeable
It may not fit all 3.7V devices
It can be costly over time
Less environmentally friendly
Risk of leakage if stored improperly

6. LCLEBM 3.7V 3800mAh USB Rechargeable Lithium Battery

Specifications:

Model: LCLEBM
Capacity: 3800mAh
Voltage: 3.7V
Type: Lithium Ion
USB rechargeable

Key Features:

High Capacity
USB charging convenience
Built-in protection circuit
Versatile compatibility
Cost-effective

Pros:

High capacity for extended use
Convenient USB recharging
Reliable protection circuit
Compatible with various devices
Good value for the price

Cons:

Bulkier than other batteries
Longer charging time
Limited compatibility with non-USB devices
Heavier weight
Not all devices may fully use their capacity

7. Lankoo Rechargeable CR2 Lithium Ion Battery

Specifications:

Type: Lithium Ion
A rechargeable version of the CR2 battery
Compact size

Key Features:

Rechargeable
Compact and lightweight
High performance for size
Versatile use
Quick recharge time

Pros:

Rechargeable, offering long-term savings
Compact size
High performance relative to size
Versatile for many devices
Fast recharge

Cons:

Lower capacity
Not suitable for high-drain applications
Higher cost compared to non-rechargeable CR2
Limited availability
Requires a special charger

8. Vivitar NB-6L / NB-6LH Ultra High Capacity 1700mAh Li-ion Battery

Specifications:

Brand: Vivitar
Model: NB-6L / NB-6LH
Capacity: 1700mAh
Voltage: 3.7V
Type: Lithium Ion

Key Features:

Compatibility with specific Canon cameras
High Capacity
Reliable performance
Affordable
Easy availability

Pros:

Designed for Canon cameras
Higher capacity than standard NB-6L batteries
Reliable and affordable
Widely available online and in stores

Cons:

Limited to specific camera models
Less compatibility with other devices
It may not last as long as branded batteries
Possible firmware compatibility issues
No USB charging

9. SAMCOM FPCN10A 3000mAh Li-ion Rechargeable Battery Packs 3.7V

Specifications:

Model: FPCN10A
Capacity: 3000mAh
Voltage: 3.7V
Type: Lithium Ion
Designed for SAMCOM two-way radios

Key Features:

Good balance of capacity and size
Designed for two-way radios
Rechargeable
Consistent power output
Easy replacement

Pros:

Reliable for SAMCOM radios
Balanced capacity and size
Rechargeable with good cycle life
Consistent performance
Simple to replace

Cons:

Specific to SAMCOM radios
Limited to one device type
Higher price due to specificity
Hard to find outside specialized stores
No USB charging

10. Motorola Solutions PMNN4497 3.7V Li-Ion 1800mAh Battery

Specifications:

Brand: Motorola Solutions
Model: PMNN4497
Capacity: 1800mAh
Voltage: 3.7V
Type: Lithium Ion

Key Features:

Reliable Motorola brand
Designed for Motorola business radios
Compact design
Long-lasting power
Durable construction

Pros:

Reliable performance for Motorola radios
Good capacity and size
Durable and long-lasting
Trusted brand quality
Easy to find replacements

Cons:

Limited to Motorola radios
Higher cost for the brand
Non-rechargeable compared to others
Availability may vary
Specific to radio models

Part 3. Factors to consider when choosing 3.7 V li-ion batteries

Choosing the correct 3.7V Li-ion battery is essential for your device’s performance. Here’s what you should look at:

1. Capacity (mAh)

This informs you of the battery life. More prominent figures indicate more prolonged use, but the battery should naturally be bulkier and will cost more. Choose the capacity according to your device’s level of usage.

2. Voltage

Ensure that the battery’s voltage is the same as your device requires; otherwise, incorrect voltage can cause the unit to malfunction or damage it.

3. Size and Dimensions

Make sure the battery fits your device. Measure the space the battery goes in and compare that to the size of the battery.

4. Rechargeability

You are decided if you want a rechargeable battery or a single-use one. Rechargeable is better for the environment and your wallet over the long term but does present the consideration of carrying a charger.

5. Safety Features

Opt for batteries with safety features, such as overcharging and overheating protections, to ensure a safe environment for both the battery and the device.

6. Compatibility

Be sure that the battery is compatible with your device’s model. Some batteries work only with specific brands or devices.

7. Cost and Value

Balance price with performance. Cheaper batteries last less long or perform better than more expensive ones. Consider long-term costs.

Part 4. Maintenance tips for 3.7 V li-ion batteries

To keep your 3.7V Li-ion battery in good shape and lasting longer, follow these easy tips:

Don’t Overcharge

Unplug the charger once the battery is full. Overcharging can damage the battery and make it wear out faster.

Keep It Cool

Store and use the battery in a cool place. Heat can harm the battery, so don’t leave it in hot areas like inside a car.

Use the Right Charger

Always use the charger that’s made for your battery. Using the wrong one can damage the battery.

Charge Regularly

Keep the battery between 20% and 80% charged. Avoid letting it fully drain or stay at 100% for too long.

Avoid Extreme Temperatures

Don’t expose the battery to very hot or cold temperatures. This can hurt the battery and reduce its life.

Store Properly

Store the battery in a cool, dry place if you’re not using it. Avoid humid or sunny spots.

Following these tips will help your 3.7V Li-ion battery stay in good condition and last longer.

Part 5. FAQs

What’s the difference between 3.7V Li-ion and 3V Li-ion batteries?

A 3.7V Li-ion battery has a higher voltage than a 3V battery. This means it can provide more power and might last longer. But check if your device can handle 3.7V batteries before using them.
Can I replace a non-rechargeable battery with a 3.7V Li-ion battery?

It depends on your device. Due to different power needs, some devices that use non-rechargeable batteries might need to be fixed with 3.7V batteries. Check your device’s instructions or ask the manufacturer.
How can I make my 3.7V Li-ion battery last longer?

In addition to regular maintenance, try to use the battery at moderate temperatures and avoid letting it fully drain. Also, please don’t use it in high or low-drain situations.
Are there safety issues with 3.7V Li-ion batteries?

Yes, there are some safety concerns. Li-ion batteries can be affected by overcharging, extreme temperatures, and physical damage. Handle them carefully, avoid extreme conditions, and use the correct charger.
How can I tell if a 3.7V Li-ion battery is real?

To ensure the authenticity of a 3.7V Li-ion battery, buy from trusted brands and sellers. Look for certification marks and read reviews. Genuine batteries usually perform well and come with proper packaging. Avoid buying from unreliable sources.