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Custom Lithium Battery Packs for UAVs, Power Tools & More

Factory-Direct | High-Quality | Multi-Application

18650 3.7V 3300mAh rechargeable lithium battery cell
18650 3.7V 3300mAh rechargeable lithium battery cell
18650 3.7V 3300mah Lithium ion Battery Rechargeable(images 3)
18650 3.7V 3300mah Lithium ion Battery Rechargeable(images 4)
18650 3.7V 3300mah lithium ion battery rechargeable
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3.7V 18650 Rechargeable Battery

18650 Battery 3300mAh Specifications

Cell Model

  • Quality Grade: Grade A cells with stable output and low internal resistance for reliable operation.
  • Type:18650 Li-ion, 3.7V nominal voltage, widely used in consumer and industrial devices.

Capacity

  • Rated Capacity:2300mAh, providing long runtime for flashlights, scooters, and power banks.
  • Practical Performance: Maintains at least 80% capacity after 500 full charge-discharge cycles.

Dimensions

  • Size: Standard 18 × 65 mm cylindrical shape, compact for easy device integration.
  • Weight & Form: Lightweight and uniform, suitable for portable electronics and industrial modules.

Charge & Discharge

  • Max Discharge: >2300mA, Peak >4600mA, supports high-drain devices safely.
  • Charge Rate: Max 0.2C–0.5C, customizable depending on device requirements.

Cycle Life

  • Durability: Over 500 full cycles with minimal capacity loss, ensuring long-term use.
  • Stability: Low voltage drop over cycles; memory-free design for flexible charging.

Energy & Power

  • Energy: 8.51Wh per cell, stable output for consumer, industrial, and OEM applications.
  • Voltage Consistency: Maintains steady 3.7V during daily operation and high-load usage.
SpecificationDetails
ModelApsenx-18650-3.7V 3300mAh
Cell Voltage3.7V
Battery Pack Voltage3.7V
Voltage Range2.5V – 4.2V
Cell Capacity3300mAh
Battery Pack Capacity3300mAh
Power12.21Wh
Battery Pack Size65 × 18 mm
Cycle Life>500 cycles

Apsenx 18650 3300mAh Battery Cells

Customizable in various combination styles, including terminals and protection boards. Features overcharge and over-discharge protection to prevent excessive charging and discharging of the battery. Includes overcurrent protection to prevent excessive current and short-circuit protection, which automatically protects the product in the event of a short circuit.

Applications:

Widely used in lighting, security, electronic toys, digital products, mechanical and electrical equipment, electric tools, and outdoor energy storage industries. Customizable cartons according to customer requirements.

Apsenx Wholesale 18650 3.7V lithium-ion battery rechargeable With high capacity and rechargeable design, this battery provides you with a convenient and cost-effective solution to power all your favorite gadgets.

Our lithium-ion battery is the perfect choice for those who demand the best. Whether you’re using it for a high-drain device like a flashlight or a power-hungry vaping device, our battery delivers the power you need, when you need it. Its 3300mAh capacity means you can enjoy extended run times and more efficient use of your devices.

Designed to be long-lasting and durable, our 18650 battery is rechargeable and will last for multiple charge cycles. So you can use it again and again, saving you time and money in the long run. Plus, our battery comes with built-in protection against overcharging, over-discharging, and short-circuiting, ensuring your safety and the longevity of your device.

Choose our 18650 3.7V 3300mAh lithium-ion battery and experience the power and convenience you deserve.

Customization Options

We offer flexible OEM & ODM services:

Capacity & voltage combinations:From 1500mAh to 3000mAh or higher (custom capacities).

Wire length & connector types:Customize the wire length or connectors for easy integration with your devices.

Branding & packaging:We can add your branding to the battery pack or packaging for wholesale orders.

Get Quote Today

Looking for a trusted supplier for compact lithium battery packs? Contact us now to get samples or custom solutions tailored to your application.

18650 Battery 3300mAh FAQ

Can it handle high-drain devices?

Yes, peak discharge up to 4600mA supports flashlights, scooters, and other high-power devices.

How long is the battery life?

Designed for over 500 full charge-discharge cycles, retaining 80% or more of capacity.

Is it safe for everyday use?

Absolutely, protection circuits prevent overcharge, over-discharge, and short circuits.

Can I customize it for my device?

Yes, voltage, capacity, wire length, and connector types are fully customizable.

Which devices are compatible?

Suitable for flashlights, electric scooters, power banks, cameras, MP3/MP4, and more.

Do you support bulk orders or OEM projects?

Yes, large stock available with flexible factory customization for B2B needs.

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