Lithium-Ion Battery Manufacturer

Promax since from 2014, is one of the leading replacement Lithium-ion battery manufacturers in China, specializing in custom lithium battery packs, home battery storage systems,  LiFePO4 batteries, and replacement batteries for 2000+ devices.

10+ Years of Expertise in OEM and ODM Solutions. Keep your devices powered for longer periods with safe and reliable batteries.

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Quality Control

Reply in 24 Hours

Quick Delivery

Real Capacity

High Performance

Replacement Battery for POS terminal

Replacement Battery for POS Terminal

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Replacement Battery for Vcauum Cleaner

Replacement Battery for Vacuum

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Replacement Battery for Bluetooth Speaker and Earphone

Replacement Battery for Bluetooth Speaker and Earphone

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Replacement Battery for Computer and Tablets

Replacement Battery for Laptop and Tablets

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Our Custom-made Lithium Battery

Our lithium ion batteries are designed with safety and reliability in mind. We use high-quality materials and advanced manufacturing processes to ensure that our batteries meet the highest standards.

14.8v 5200mah li ion battery pack

Cylindrical Lithium Battery Pack

  • 18650 Li-ion battery pack
  • 21700 Li-ion battery pack
  • 3.7V-32.4V Li-ion battery pack
  • Other special size Li-ion battery

Li-polymer Battery Pack

  • 3.7V Li-polymer battery pack
  • 7.4v/11.1V li-polymer battery pack
  • Wide-temp li-polymer battery pack
  • Hi-discharge rate li-polymer battery pack
  • Hi-voltage 3.8V batery pack
12v 12ah

LiFe Po4 Battery Pack

  • 3.2V 18650 LiFe Po4 battery pack
  • 3.2V 26650 LiFe Po4 battery pack
  • 3.2-72V LiFe Po4 battery pack

LiFePo4 Battery Pack replacement for Lead Acid Battery

  • 12.8V LiFePo4 Battery Pack
  • 24V LiFePo4 Battery Pack
  • 48V LiFePo4 Battery Pack

Our Replacement Battery

Promax provides more than 2,000 battery models, which are widely used for electronic devices, such as smartphones, MP3/audio, tablet, GPS, bluetooth speakers, bluetooth earphones, game devices, game controllers, floor cleaning robots, auto-mower etc. We also provide ODM /OEM service.

battery for asus rog strix g17 g712lw ev251t, replaces 0b200 02940000, li polymer, 15.4v, 4300mah

Replacement battery for laptops and tablets

Replacement battery for spectrometers

phone battery for siemens cuc325, replaces l30250 f600 c325, li ion, 3.7v, 900mah, including back cover blue grey

Replacement battery for mobile phones, smart phones and cordless phones

Wholesale GPS Replacement battery for Garmin Zumo 590, 595, replaces 010-12110-03, 3.7V, 2000mAh,Li-ion

Replacement battery for GPS and dog collars

replacement battery for bose soundlink mini 2

Replacement battery for bluetooth speakers, bluetooth earphones,bluetooth headsets, MP4 etc

ba223030 for hbc radiomatic remote transmitter battery replacement for ba223000, fub6, ba223030,3.6v 2100mah,ni mh battery

Replacement battery for crane controllers

lawnmower battery for al ko 442632, 442196, 442175, 440454, 441154, 440629 2500mah 18v li ion

Replacement battery for lawn automowers,vacuum cleaners

7.2v 6800mah printer replacement battery for zebra mobile printer, compatible with zebra qln420 & zq630 mobile printer,li ion battery

Replacement battery for barcode scanners and portable printers

Find more batteries

Who Are We ?

ShenZhen Promax Technology Co., ltd was founded in 2014. At our manufacturing facility, we have a team of highly skilled engineers and technicians who work tirelessly to produce the best lithium ion batteries on the market. We have invested in state-of-the-art equipment and technology to ensure that our batteries are of the highest quality. Promax will be your reliable supplier, choose Promax, choose safety.
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Provide ODM Services

Start from the scratch

Begin by gathering detailed requirements from the customer regarding their specific application.

Battery Pack Assembly

Assemble the custom battery packs using the selected lithium-ion cells and other necessary components such as battery management systems (BMS), connectors, casing materials, and thermal management solutions.

Customize all types

Work closely with the customer to design a custom lithium-ion battery that meets their exact specifications.

Package And labeling

This includes using similar packaging materials, branding, and labeling information to maintain consistency with the original products.

Provide OEM Services

Copy original battery samples

Disassemble them carefully to understand their internal components, construction, and specifications.

White label services

This includes using similar packaging materials, branding, and labeling information to maintain consistency with the original products.

Components Sourcing

Source high-quality materials and components that match those found in the original branded batteries.

Customer Support and Feedback

Gather feedback from customers to identify areas for improvement and continuously refine the production process.

Get support for your needs

Our experts will reply to you within 24 hours

Send us an email

sales@batterea.com

WhatsApp&Phone

86-158 8967 8360

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Our Certifications

UN38.3, CE, MSDS, IEC62133

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un38.3 概要

Why Choose Us?

Quality Assurance

We have a complete set of quality control system to ensure the safety and sufficient capacity of each battery, and to ensure that it is compatible with the original devices

Competitive Price

Our price is not the lowest, but must be cost-effective, can improve your market competitiveness, so as to get a good profit.

Safe Transportation

Our batteries are tested to UN38.3 and packed to the strict requirements of air and sea freight companies to ensure they arrive safely at your warehouse.

After Service Support

All our batteries are guaranteed for one year.If you have any questions ,kindly please contact us, we will reply within 24 hours.

testimonials

What Customers Say About Promax?

“Promax are so professional”

From the very beginning, they have shown a deep understanding of our needs, our communication is clear and prompt.
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T***** Ei***
Product Manager

“Promax are so kind to take care my business”

It’s clear that they care about getting everything just right, and that kind of dedication is hard to find.
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Ni***** Sp****
Engineer

“Promax are so honest to keep business going far”

No matter what challenges come up, they’ve had my back and stayed committed to our partnership.
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Pa*** Ray***
Director
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Request A Quote Now

If you are looking for some batteries or a new supplier, kindly please contact us, we will reply to you within 24 hours and it is worthy for you.