18650 Battery 3000mah 3.7V

Apsenx 18650 battery is 3.7V 3000mAh, keeps your devices running longer without flaking out. It works well in electric scooters, e-bikes, power tools, medical devices, solar storage setups. It performs reliably, with a stable discharge and lots of charge cycles, so you don’t have to worry about it wearing out too fast. You can also get it customized if you need a different capacity, voltage, or configuration for your project. We keep things flexible—small or medium orders are fine, and in-stock items usually ship in 7–15 days. Plus, it meets CE, RoHS, and UN38.3 standards, With 500+ charge 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.

We can provide various shipping services.

Our lithium polymer batteries have very short delivery time and delivery time (4~7 days), they are mainly delivered by DHL/UPS door to door.

Apsenx provide lithium batteries for global customers . we support OEM and ODM services to design and customize wholesale buy lithium polymer cells and battery packs.

18650 3000mAh Battery Cell Features

Reliable Power Source

High energy density and stable 3.7V output provide consistent power for a wide range of devices.

Wide Application

Perfect for electric scooters, e-bikes, power tools, medical equipment, and solar energy storage systems.

High Performance

Stable discharge rate, extended cycle life, and durable construction for demanding environments.

Customizable Options

Capacity, voltage, wire length, connector types, and branding can be tailored to your needs.

Fast Delivery

In-stock products ship in 7–15 days via DHL/UPS, ensuring quick turnaround for orders worldwide.

Long-Life & Durability

Supports 500+ charge cycles, lightweight design, and reduced self-discharge for cost-effective usage.

from designing and making the batteries to packing and shipping，Before anything leaves the factory, we check each Li-ion polymer pack for size, weight, capacity, voltage, resistance, and charge/discharge limits, just to make sure it works right.

You can also tweak things to fit your project. Pick the capacity you need, anywhere from 1500mAh up to 3000mAh or more, adjust the wire length and connectors, and even put your branding on the pack if it’s for wholesale.

If you’re looking for a battery supplier you can actually rely on, just reach out. We can send samples or put together a custom solution that fits what you need.