Is it OK to print my logo on Battery?

Yes. Please inform us formally before our production and confirm the design firstly based on our sample.

Do you offer guarantee for the products?

Yes, we offer 1-2 years warranty to our products.

How to deal with the faulty?

Firstly, Our products are produced in strict quality control system and the defective rate will be less than 0.2%. Secondly, during the guarantee period, we will send new batteries with new order for small quantity. For defective batch products, we will repair them and resend them to you or we can discuss the solution including re-call according to real situation.

High Capacity 18650 3.7V 3000mAh Cylinder Lithium Ion Battery

Name: High Capacity 18650 3.7V 3000mAh Cylinder Lithium Ion Battery
Brand: Howell Energy Co., Ltd.
SKU: 925627375

Guangdong, ChinaHowell Energy Co., Ltd.

US$0.50-2.00

100 Pieces

Sample price:US$2.00/piece.Request sample

Product profile

Customization

Available

Type

Li-ion Battery

Cathode Material

NCM

Model NO.

HWE18650-3000mAh

Rechargeable

Yes

Size

Small

Certificate

ISO9001, Bis, CE, RoHS, Un38.3

Warranty

12months

Cycle Life

Over 500 Times

Housing Material

Steel Shell

Max Discharging Current

1.5c

Max Charging Current

Weight

45g

Months Self Discharge

<3%

Charging Cut-off Voltage

4.25V

Discharging Cut-off Voltage

2.75V

Operation Temperature

-20c to 60c

OEM/ODM

Acceptable

Internal Resistance

Less Than 60

Delivery Time

7-10days(Samples);25-30days(Bulk Order)

Applications

POS, Wireless WiFi, Portable Device, Power Bank

Transport Package

Standard Air Transport Packaging

Specification

18.5*65.5mm

Trademark

HWE

Origin

China

HS Code

8507600090

Production Capacity

100000piece/Pieces Per Day

Key features

High Capacity & Energy: 3000mAh capacity with 11.1Wh energy output for extended usage.

Long Cycle Life: Over 500 cycles at 1C 100% DOD, ensuring long-term reliability.

Low Self-Discharge: Less than 3% monthly self-discharge rate for stable storage.

Customizable OEM/ODM: Accepts OEM/ODM services with logo printing and design customization.

Comprehensive Certifications: Passed CE, RoHS, ISO9001, BIS, UN38.3, and CB certifications.

Versatile Applications: Suitable for power banks, e-bikes, medical devices, and solar systems.

Fast Charging Support: Supports fast charging with max charge current of 2.6A and 0.52A standard.

Company profile

100% Finished Products InspectionStandardized quality controlFull CustomizationManagement Certification

Howell Energy Co., Ltd.

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 15 Years CertifiedNearest Port: Shenzhen Port, Hong Kong PortAverage Response Time: ≤4.49h CertifiedTerms of Payment: LC, T/T, PayPal, etc.

About Our Factory & Business Background

AddressB1010, Genzon Times Square, Longgang, Shenzhen, Guangdong, China

Plant Area2329 square meters

Registered Capital12,500,000 RMB

International Commercial Terms(Incoterms)FOB, CIF, CFR, EXW

Average Lead TimePeak Season Lead Time: one month Off Season Lead Time: one month

Minimum Order Quantity1 Pc

Supply Chain Partners30

Our Production Capability & Technical Expertise

Main ProductsLiFePO4 Battery, Li-ion Battery, Solar Energy Storage Battery, RV/Electric Vehicle Battery, Solar Battery, Customized Battery Pack, UPS Battery, Solar Street Light Battery, Battery Pack, Motorcycle Battery

Production Lines6

Production MachinesAutomatic production line, Battery sorting machine, Heat shrink film machine, Coding machine, Aging rack, Battery detection system, Lithium batteny pack equalization repair analyze, Lithium battery pack intelligent charger, Lithium battery protection board tester, Battery comprehensive tester, High performance battery testing system, Battery heavy impact tester, Battery needle punching and extrusion integrated machine, Programmable constant temperature and humidity chamber

QA/QC inspectors3 people

Inspection Type for Finished Products100% inspection(Visual inspection)

Inspection Method for Finished ProductsHave instructions and uniformly followed

R&D Engineers3 people

Traceability of Raw MaterialsYes

Test Reports for Raw MaterialsUL, Others

Our Industry Experience & Global Business Record

Year of Establishment2010-11-24

Main MarketsEurope, Domestic

Repeat Buyers Choice30%~50%

Number of Foreign Trading Staff15

Overseas Agent/BranchNo

New Products Launched in Last yearYes

Our Certifications, Standards & Industry Recognition

Management System CertificationISO9001:2015

Product CertificationCE, Others

Cooperated with Fortune 500No

Product Q&A

Q:Can I have a sample order for Battery?

Yes, we welcome sample order to test and check quality.

Q:What about the lead time?

Sample needs 5-10 days, mass production time needs 25-30 days.

Q:Do you have any MOQ limit for Battery?

Low MOQ, 1pc for sample checking is available

Q:How do you ship the goods and how long does it take to arrive?

We usually ship by UPS, TNT... It usually takes 3-5 days to arrive. Airline and sea shipping also optional.

Q:How to proceed an order for Battery?

Firstly let us know your requirements or application.Secondly We quote according to your requirements or our suggestions.Thirdly customer confirms the samples and places deposit for formal order.Fourthly We arrange the production.