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Lithium Polymer Battery

Lithium Polymer Battery Pack

High Discharge Lipo Battery

Ultra Thin Lipo Battery

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Curved Lipo Battery

Li Ion Battery Pack

LiFePO4 Battery Pack

High Temperature Lipo Battery

Custom Lipo Battery
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Created with Pixso. Home Created with Pixso. Products Created with Pixso.
Lithium Polymer Battery
Created with Pixso. 503231 650mAh 3.8V Lithium Polymer Battery Li-ion Battery Cell for Power Tools and Consumer Electronics
503231 650mAh 3.8V Lithium Polymer Battery Li-ion Battery Cell for Power Tools and Consumer Electronics
  • Name
  • Name
  • Name

503231 650mAh 3.8V Lithium Polymer Battery Li-ion Battery Cell for Power Tools and Consumer Electronics

Brand Name: VATS Battery or Netural
Model Number: 503231
MOQ: 5000
Price: CN¥10.35
Delivery Time: 7 work days
Payment Terms: T/T
Detail Information
Product Description
Ratings & Reviews
Detail Information
Place of Origin:
Guangdong, China
Battery Size:
5.0*32*31mm
Weight:
14g
Type:
Li-polymer
Std.working:
0.2C
Charge Rate:
1C
Max Continuous Discharge:
1.0C
Charging Voltage:
4.35V
Anode Material:
LCO
Std. Voltage:
3.8V
Capacity:
650mAh
Discharge Cut-off Voltage:
3.0V
Ship Out Voltage:
3.9-4.2V
Charge Temperature:
0℃~45℃
Discharge Temperature:
-20℃~60℃
Cell Size:
5.0*32*31mm
Supply Ability:
In stock: 7 working days/Out of stock: about 30 working days
Highlight:

650mAh Lithium Polymer Battery

,

3.8V Li-ion Battery Cell

,

5.0*32*31mm Lipo Battery

Product Description
HZ503231 High Voltage Polymer Lithium Battery
Model HZ503231 - 3.8V 650mAh lithium polymer battery cell with advanced safety features and reliable performance.
HZ503231 Lithium Polymer Battery Cell Battery Specifications Diagram
Technical Specifications
Model HZ503231
Type High Voltage Polymer Lithium Battery
Standard Voltage 3.8V
Capacity 650mAh
Charging Voltage 4.35V
Discharge Cut-off Voltage 3.0V
Ship Out Voltage 3.9-4.2V
Max Continuous Charge 1C
Max Continuous Discharge 1.0C
Charge Temperature 0℃~45℃
Discharge Temperature -20℃~60℃
Cell Size 5.0*32*31mm
Safety Features
Optional PCB protection including over-charge, over-discharge, short-circuit, and over-temperature protection.
Quality Assurance
  • ISO9001/ISO14001 Certified
  • 12 Months Warranty
  • OEM & ODM Services Available
  • Free Samples Supported
Battery Performance Chart Battery Manufacturing Process
Why Choose Our Batteries
  • 30,000㎡ factory with advanced automatic equipment
  • Production capacity of 500,000 pieces per day
  • ISO9001:2015 certified quality control system
  • 100% production inspection
  • Professional R&D center with OEM/ODM support
  • Low MOQ with sufficient stock availability
  • International certifications: UL/CE/CB/IEC62133/KC/PSE/ROHS/ERRCS/UN38.3
  • 12 months warranty with pre-shipment photos
Battery Manufacturing Facility Quality Control Process
Industry Applications
Trusted by leading companies in media speaker industry, digital products, cameras, smart wearable devices, and more.
Shipping Options
We offer multiple shipping methods to meet your needs:
  • HK UPS: 4-6 days delivery
  • Air Cargo: 7-10 days delivery
  • Sea Shipment: Approximately 1 month delivery
Frequently Asked Questions
Q: How about the warranty of lipo and li-ion batteries?
A: Warranty of lithium ion polymer battery can be as long as 1 year.
Q: Do you have current sample in stock?
A: We usually have stock for battery cells. For custom battery packs, we can quickly produce samples once order is confirmed.
Q: Can I have a sample order?
A: Yes, we welcome sample orders for quality testing. Customized solutions and OEM/ODM services are available.
Q: What's the delivery time for mass production?
A: Typically 25-30 days, depending on quantity, materials, and battery model specifications.
Q: What kind of certificates do you provide?
A: We can provide CE, UL, UN38.3 and other certifications. Certificate fees apply for custom designs but may be refunded for large quantity orders.
Contact Information

Contact: Lynn

Mobile/Skype/Whatsapp: +86 13476615395

Tel: 86-0755-86909458

Web: www.vatsbattery.com

Your inquiry is our best motivation, your success is our business!

Ratings & Review

Overall Rating

5.0
Based on 50 reviews for this supplier

Rating Snapshot

The following is the distribution of all ratings
5 stars
100%
4 stars
0%
3 stars
0%
2 stars
0%
1 stars
0%

All Reviews

M
Markus K.
Germany May 15.2026
Helpful (45)
Ich war anfangs echt ein bisschen skeptisch, weil man im Netz ja viel zu hören bekommt, wenn es um Li-Polymer-Akkus geht. Aber der originale E66 Akku hier? Junge, Junge... das Teil ist ein Biest! Ich habe die Zelle jetzt seit ein paar Wochen in meinem DIY-Solar-Projekt verbaut und ausgiebig getestet. Was soll ich sagen: Die 66ah sind absolut real, kein Fake-Wert! Die Kapazität ist stabil, die Spannung von 3.7V bleibt auch unter Last super konstant und das Teil wird beim Laden kaum handwarm. Man merkt einfach sofort, dass die Verarbeitungsqualität stimmt und das PCB-Schutzboard ordentlich mitgedacht wurde. Für den Preis kriegt man hier in Deutschland aktuell kaum was Besseres. Versand war auch fix, Verpackung war bombensicher – so muss das laufen! Wer verlässliche Power sucht, kann hier echt bedenkenlos zugreifen. Von mir gibt's eine klare Kaufempfehlung und verdiente 5 Sterne. Daumen hoch!
O
Owen
Canada Apr 7.2026
Helpful (86)
I’ve been using this 357090 3.7V 2500mAh lipo battery for a few weeks now, and I’m really satisfied with it. It is steady-quality rechargeable lithium polymer batteries that perfectly match the rated voltage and capacity. Output efficiency is great, which helps me save a lot of working time. Build quality feels solid too, no weird noises or faults during daily operation. Shipping was fast and the packaging was protective. For small-scale battery production and copying work, this is absolutely a practical and cost-effective pick. I’d definitely recommend it to fellow business partners and will consider reordering in the future.
H
Harry
United Kingdom Mar 18.2026
Helpful (90)
I bought these 805050 3.7V 2500mAh lithium polymer batteries to replace the old cells in my Bluetooth speakers, and they work brilliantly. Fit is absolutely perfect, no trimming needed at all. The voltage and capacity are spot on, my speakers now hold charge for much longer than before. Power output is stable, sound quality isn’t affected one bit. They’re well-made and feel really durable. Delivery arrived quickly, items were well packed with no damage. Great value for money compared to local stores. I’ve been using them daily for weeks with zero issues. Would absolutely recommend these batteries to anyone needing replacements for wireless speakers. I’ll be coming back to buy more soon!
Tags: 

Lithium Ion Polymer Battery  

Rechargeable Li Polymer Battery  

Lipo Battery

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