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Ncm 21700 3.7V 5000mAh Lithium Ion Battery Cell for Consumer Electronics
US$0.94
10,000-29,999 Pieces
US$0.92
30,000+ Pieces

Product specifications

color

Sample price:US$3.00/piece.Request sample

Product profile

Customization

Available

Type

Lithium-Ion Battery Pack

Connection Mode

Series and Parallel

Model NO.

3.7V 4000mAh

Rechargeable

Chargeable

Discharge Rate

Medium Discharge Rate

Size

Small

Accessories Type

Chargers

Rated Capacity

>1000MAH

Standard Voltage

>12V

Usage

Residential Energystorage Battery

Electrolyte

Li-ion

Certification

CE, RoHS

Warranty

2years

Transport Package

Carton

Trademark

OEM

Origin

China

Production Capacity

300000000

Key features

Energy density is one of the key indicators of a battery's performance, and the 21700 lithium battery has an energy density of 200-250Wh/kg,
the 21700 lithium battery is highly favored for its high discharge rate and long cycle life
the 21700 lithium battery can provide longer endurance, making it especially crucial for applications that require high efficiency and longevity.

Company profile

Shenzhen Eastar Energy Co., Ltd.
Importers and ExportersHigh Repeat Buyers ChoiceStandardized quality control100% Finished Products Inspection
Business Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc.Export Year: 2006-06-07Nearest Port: SEHZNHEN, NANSHAAverage Response Time: ≤4.04h

AI-Powered supplier vetting

SummaryThe supplier specializes in manufacturing and R&D with a strong focus on customization and technology support. They possess solid R&D capabilities, including 3D design services and new product development. Despite the lack of overseas facilities and effective contracts with subcontractors, they maintain a robust production capacity and quality control processes. Financial data is available but not detailed. They participate in trade shows like the Canton Fair, indicating some level of market engagement, primarily in Africa and Southeast Asia/Mideast.
After-Sales capabilityAfter-sales service is part of their R&D engineer responsibilities, suggesting they provide technical support post-purchase.
R&D capabilityThe supplier has active R&D processes and has introduced new products in the past year, indicating strong innovation capability.
Production capacityThe supplier operates three production lines with a significant annual output of LIFEPO4 cells and batteries.
Customization capabilityThey offer various levels of customization services, from minor to full customization, supported by R&D capabilities.

Product Q&A

Q:What is the nominal capacity of the NCM 21700 battery?
A:
The nominal capacity is 5000mAh at 0.2C discharge, with a minimum capacity of 4900mAh.
Q:How long does it take to charge the battery?
A:
Standard charging takes 6.0 hours, while rapid charging takes 2.0 hours.
Q:Is customization available for this battery?
A:
Yes, we offer full customization, minor customization, and flexible customization from samples or designs.
Q:What certifications does the product hold?
A:
The product holds CE, RoHS, and UL certifications.
Q:What is the warranty period?
A:
We provide a 2-year warranty for this product.

Send Inquiry

*To:Shenzhen Eastar Energy Co., Ltd.Shenzhen Eastar Energy Co., Ltd.
*Content:
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