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Custom Lithium Battery Packs for UAVs, Power Tools & More

Factory-Direct | High-Quality | Multi-Application

12V 18650 battery pack with 3S1P configuration and 2600mAh capacity for wholesale supply
12V 18650 battery pack with 3S1P configuration and 2600mAh capacity for wholesale supply
Reliable 12V 18650 Battery Pack 3S1P with 2600mAh Capacity for Bulk Orders
12V 18650 Battery Pack 3S1P – Perfect for Portable Electronics Wholesale

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12V 18650 battery pack 3S1P 2600Ah Specifications

Basic Electrical Parameters

  • Nominal Voltage11.1V
  • Rated Voltage11.1V
  • Charging Voltage12.6V
  • Battery Type18650 Ternary Lithium (3S1P)

Capacity & Performance

  • Typical Capacity2600mAh
  • Self-Discharge RateLow self-discharge technology
  • Cycle LifeLong-life design for stable long-term use

Size & Structure

  • Product Size38 × 38 × 66 mm
  • Pack Structure3S1P
  • Shape OptionsSupports custom-size and custom-shape configurations

Charging & Discharging

  • Standard Charging Current≤2A
  • Protection SystemBuilt-in PCBA for over-charge, over-discharge, over-current protection
  • Output StabilityDesigned for continuous and stable power delivery

Safety Compliance

  • CertificationsCertified by authoritative test organizations
  • Battery GradeA-grade cells, consistent output
  • Quality Standard:Manufactured under ISO9001 production process

Customization Options

  • Voltage Options3.2V / 3.7V / 6.4V / 7.4V / 12V / 24V / 36V / 48V
  • AccessoriesCustom wire length, connectors, and protection board
  • BrandingOEM & ODM packaging and logo customization available

12v 18650 battery pack large capacity 2600Ah 3S1P medical equipment electric vehicle lithium battery pack

18650 battery pack Stable safety performance, tested and certified by authoritative organizations, suitable for use with bright flashlights, cameras, audio equipment, microphones, model airplanes, and walkie-talkies.

SpecificationDetails
Product Type12V 18650 Battery Pack
Charging Voltage12.6V
Nominal Voltage11.1V
Rated Voltage11.1V
Capacity2600mAh (customizable)
Battery TypeTernary Lithium Battery
Charging Current≤2A
Product Size38 × 38 × 66 mm
Customization SupportedVoltage / Capacity / Size

18650 battery pack 12v High power, low self-discharge technology is used to effectively reduce the natural loss of power, long life and stable performance

Apsenx Professional R&D, production, and sales of high-quality lithium batteries.Can process and customize various specifications of  18650 battery packs

Strictly follow ISO9001 production standards
Short delivery time
Strong factory with strong production capacity and sufficient stock

customizable Service
Size, capacity, protection board and cable length can be customized as needed

Sufficient capacity
Reject false bids and ensure capacity

Improve service system
Quickly respond to customer problems and provide solutions

Free customized lithium battery

Customized voltage/any size/various shapes/sufficient capacity 3.2V/3.7V/6.4V/7.4V/12V/24V/36V/48V battery pack
Suitable for most electrical equipment such as electric bicycles, solar street lights, and medical equipment.

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

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

12V 18650 battery pack 3S1P 2600Ah FAQ

Can you customize the battery pack voltage or capacity?

Yes. We support a wide range of voltage and capacity combinations, including custom 1500mAh–3000mAh or higher.

What applications is the 12V 18650 battery pack suitable for?

It works with flashlights, cameras, audio systems, medical equipment, model airplanes, walkie-talkies, and small electric vehicles.

Do you provide sample orders?

Yes, samples are available for performance testing before bulk orders.

What safety protections are included in the pack?

Each pack includes a PCBA with over-charge, over-discharge, over-current and short-circuit protection.

How long is the production lead time?

Standard models ship quickly; custom solutions usually require 7–15 working days depending on requirements.

Do you support OEM & ODM branding?

Yes, we can customize labels, casings, packaging, and brand printing for wholesale customers.

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