18650 Battery 3000mAh 3.7V

This 3.7V 3000mAh 18650 battery packs a solid punch of power. It keeps a steady flow and lasts long, so whatever you’re running—electric scooters, e-bikes, power tools, medical devices, even solar setups—it won’t let you down.

It’s built to perform. The discharge is stable, and the cells can take plenty of charge cycles without losing steam. Works reliably even when things get a bit rough.

18650 300mAh Battery Specifications

Electrical Performance

• Voltage & RangeNominal cell voltage is 3.7V, with an operating range of 2.5V–4.2V for stable output.
• Capacity RatingSingle-cell capacity is 3000mAh, delivering consistent power for medium-to-high-drain devices.

Power Output

• Discharge Stability Maintains a steady discharge curve, ensuring reliable performance across applications.
• Energy Density Provides 11.1Wh energy, offering a strong balance of runtime and size.

Cell Structure

• Model Size Standard 18650 dimensions: 65 × 18 mm, compatible with most cylindrical battery holders.
• Weight & BuildLightweight lithium-ion structure designed for easy integration and long-term durability.

Cycle Life

• Charge CyclesDelivers over 500+ charge cycles under standard conditions, extending service life.
• Self-Discharge Low self-discharge characteristics ensure long storage without significant capacity loss.

Safety & Compliance

• Quality TestingEach cell undergoes full inspection for voltage, capacity, impedance, and protection limits.
• CertificationsMeets CE, RoHS, and UN38.3 requirements, supporting global shipping and export.

Customization Options

• Capacity & VoltageCustom configurations available from 1500mAh–3000mAh or higher based on project needs.
• Wires & ConnectorsWire length, connector type, and packaging can be fully customized for OEM/ODM orders.

Why Choose This Battery

You can customize it pretty much any way you need—capacity, voltage, or how the cells are arranged.

Don’t need a huge order? No problem. Works for small or medium batches, and we can be flexible.

In-stock items usually ship in 7–15 days, so you’re not waiting forever.

We stick to the important stuff—CE, RoHS, UN38.3 certified—so you know it’s safe and ready for export anywhere.

And these batteries last. 500+ charge cycles, solid performance, and built to keep going without breaking the bank.

Specification	Details
Model	Apsenx-18650-3.7V-3000mAh
Cell Voltage	3.7V
Battery Pack Voltage	3.7V
Voltage Range	2.5V – 4.2V
Cell Capacity	3000mAh
Battery Pack Capacity	3000mAh
Power	11.1Wh
Battery Pack Size	65 × 18 mm
Cycle Life	>500 cycles

Apsenx customizes your li-ion polymer battery pack with extremely short lead times and delivery times. High energy density. Reduce self-discharge. Light weight and high safety!

We can supply and design and customize various lithium polymer batteries for you to choose and evaluate according to your requirements.

All of our 18650 lithium-ion batteries are fully inspected and tested.

18650 300mAh Battery Features

High Energy Density

3.7V 3000mAh design offers strong output in a small footprint, ideal for portable devices.

Wide Application Use

Suitable for electric scooters, e-bikes, power tools, medical equipment, toys, cameras, radios, and more.

Reliable Performance

Provides consistent discharge and dependable power in demanding environments and daily-use devices.

Long Battery Life

500+ cycle life supports long-term, cost-effective power for both consumer and industrial applications.

Fast Lead Time

In-stock products ship within 7–15 days; custom packs within 4–7 days via DHL/UPS.

OEM & ODM Support

Complete customization support—from design and prototyping to packaging and shipment.

Shipping & Custom Services

We can get your batteries to pretty much anywhere. Our lithium polymer packs usually ship fast—about 4 to 7 days—and we mainly use DHL or UPS straight to your door.

Apsenx supplies batteries all over the world, and we can do OEM or ODM as well. Whether you need custom lithium polymer cells or a full battery pack, we can help you design it, build it, and even brand it for your business.

Before shipping, every li-ion polymer pack gets a thorough check—size, weight, capacity, voltage, impedance, max charge/discharge current, end-of-charge voltage, end-of-discharge voltage… basically everything we can measure to make sure it works right.

Customization Options

• Capacity & voltage: from 1500mAh up to 3000mAh or more, whatever fits your project.
• Wire length & connectors: we can adjust them so your device plugs in easily.
• Branding & packaging: slap your logo on the pack or the box, we can handle it.

Need samples or a custom batch? Drop us a line at sales@anpsglobal.com—we’ll work with you to get exactly what you need.

18650 300mAh Battery FAQ

What devices are compatible with the 18650 3000mAh 3.7V battery?

This cell is commonly used in digital cameras, toys, flashlights, power tools, medical devices, radios, scooters, and general consumer electronics.

Can the battery be customized for my project?

Yes. Capacity, voltage combinations, wire length, connectors, branding, and packaging are all customizable for OEM/ODM orders.

What certifications does the battery meet?

All cells comply with CE, RoHS, and UN38.3, ensuring safe global transportation and export approval.

What is the typical delivery time?

In-stock items ship in 7–15 days. Customized lithium polymer or 18650 battery packs ship in about 4–7 days via express door-to-door shipping.

How long is the cycle life?

The battery delivers 500+ charge cycles under standard conditions, helping reduce replacement costs and downtime.

Do you provide quality testing before shipment?

Yes. All batteries are fully tested for size, weight, voltage, capacity, impedance, max charge/discharge current, and safety requirements before dispatch.