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about us
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Lithium Polymer Battery

Lithium Polymer Battery Pack

High Discharge 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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Lithium Polymer Battery Pack
Created with Pixso. 104050 2500mAh IEC62133 Lithium Polymer Battery 3.7V Rechargeable Li-polymer Battery Pack
104050 2500mAh IEC62133 Lithium Polymer Battery 3.7V Rechargeable Li-polymer Battery Pack
  • Name
  • Name
  • Name

104050 2500mAh IEC62133 Lithium Polymer Battery 3.7V Rechargeable Li-polymer Battery Pack

Brand Name: VATS Battery or Netural
Model Number: 104050
MOQ: 4
Price: $1.85-2.50
Detail Information
Product Description
Ratings & Reviews
Detail Information
Place of Origin:
Guangdong, China
Battery Size:
10*40*50mm
Weight:
50g
Type:
Li-polymer
Std.working:
0.2C
Max Discharge:
0.5C
Charging Voltage:
4.2V
Cycle Life:
500 Times
Anode Material:
NCM
Charging Ratio:
0.5C
Discharge Rate:
0.5C
Capacity:
2500mAh
Discharge Cut-off:
3.0V
Charge Temperature:
0℃~45℃
Discharge Temperature:
-20℃~60℃
PCB Protection:
Over-charge,over-discharge,short-circuit,over-temperature
Highlight:

2500mAh Lithium Polymer Battery

,

CE Certified Li-polymer Battery

,

IEC62133 Polymer Lithium Battery

Product Description
Rechargeable CE Certified 104050 2500mAh Li-Polymer Battery
High-performance 3.7V polymer lithium battery certified to IEC62133 standards, designed for reliable power in various industrial applications.
HZ104050 Li-Polymer Battery Product View HZ104050 Battery Technical Specifications
Technical Specifications
Model HZ104050
Type Polymer Lithium Battery
Standard Voltage 3.7V
Capacity 2500mAh
Charging Voltage 4.2V
Discharge Cut-off Voltage 3.0V
Ship Out Voltage 3.8-4.1V
Standard Continuous Working 0.2C
Max Continuous Discharge 1.0C
Charge Temperature 0℃~45℃
Discharge Temperature -20℃~60℃
Cell Size 10*40*50mm
Certification IEC62133/CE/UN38.3/MSDS
Warranty 12 Months
PCB Protection (Optional): Over-charge, over-discharge, short-circuit, over-temperature protection
OEM & ODM: Accepted
Samples: Free samples supported
Battery Protection Circuit Details Battery Manufacturing Process Battery Quality Testing Battery Production Line
Why Choose Our Batteries
  • 30,000㎡ factory with advanced automatic equipment and 500,000pcs/day production capacity
  • ISO9001:2015 certified factory with strict environmental controls
  • Comprehensive quality assurance using high-quality materials and 100% production inspection
  • Professional R&D center supporting specification cooperation, proofing, and free samples
  • Low MOQ with strong production capacity and sufficient stock for most battery models
  • Authorized certifications including UL/CE/CB/IEC62133/KC/PSE/ROHS/ERRCS/UN38.3
  • Excellent service system with quick response times and 12-month warranty
Quality Control Process Customer Feedback and Industry Applications
Industry Applications
Trusted by industry leaders in media speakers, digital products, cameras, smart wearable devices, and more.
Product Certifications and Standards
Shipping Options
We offer flexible shipping solutions to meet your timeline requirements:
  • HK UPS: 4-6 days delivery
  • Air Cargo: 7-10 days delivery
  • Sea Shipment: Approximately 1 month delivery
With 10 years of experience and trustworthy forwarder partners, we ensure reliable shipment arrangements.
Packaging and Shipping Methods
Frequently Asked Questions
How about the warranty of lipo and li-ion batteries?
Warranty for lithium ion polymer batteries is 12 months.
Do you have current sample in stock?
We typically have stock for battery cells. For custom battery packs, we can quickly produce samples once orders are confirmed.
Can I place a sample order?
Yes, we welcome sample orders for quality testing. Customization and OEM/ODM services are available.
What's the delivery time for mass production?
Typically 25-30 days, depending on quantity, materials, and battery model specifications.
What kind of certificates can you provide?
We offer various certifications including CE, UL, UN38.3. Certificate fees apply for custom designs but may be refunded for large quantity orders.
What is your quality control process?
We follow ISO9001 procedures with 100% inspection before delivery.
What is your environmental control process?
We meet ISO14001 environmental standards.
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!
Customer Service and Support
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

R
Robert T.
United States May 13.2026
Helpful (99)
As a veteran engineer in portable audio and smart hardware R&D, I demand the absolute best in battery electrical performance. We sourced this 103048 3.7V 1500mAh Li-polymer battery for a BT speaker project, and its real-world performance has completely blown us away.
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.
M
Mark
United States Jan 7.2026
Helpful (120)
Really happy with this 14.8V 2000mAh 18650 battery pack! It fits my power tools perfectly and was easy to install right out of the box. Charging is fast and it holds power really well during daily use. The built-in PCB protection gives me extra peace of mind for safe operation. The output power is steady, no sudden drops while working. I’ve used it for hours straight on my drills and wrenches, and the performance stays consistent. For the price, the quality totally beats my expectations. Shipping was quick too. If you need a reliable replacement or spare battery for power tools, this one is absolutely worth buying. Great value overall!
Review Image
Tags: 

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Lithium Ion Battery Pack

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