What is the lead time for production?

The average lead time is one month for both peak and off-season periods.

Is customization available?

Yes, we offer full customization, minor customization, and customization from samples or designs.

What is the warranty period?

The product comes with a 12-month warranty.

Rechargeable 18650 3.7V 2500mAh Li-ion Battery Cell

Name: Rechargeable 18650 3.7V 2500mAh Li-ion Battery Cell
Brand: Howell Energy Co., Ltd.
SKU: 2119512595

Guangdong, ChinaHowell Energy Co., Ltd.

US$2.66-3.55

300 Pieces

Sample price:US$3.50/piece.Request sample

Product profile

Customization

Available

Type

Li-ion Battery

Cathode Material

NCM

Model NO.

18650

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

Voltage at End of Discharge

2.75V

Internal Impedance

Less Than 60

Operation Temperature Range

-20~60

Weight

Approx 43G

Dimension

18.5*65.5mm

OEM

Yes

Charging Voltage

4.2V

Applications

LED,Power Bank,E-Bike,Laptop, Camera

Shelf Life

5 Years

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

Wide Capacity Options: Available in 1500mAh, 2500mAh, and 2900mAh nominal capacities.

Long Cycle Life: Guaranteed over 500 cycles at 1C 100% Depth of Discharge.

Comprehensive Certifications: Holds CE, RoHS, UN38.3, BIS, and ISO9001 certificates for global import.

Flexible Customization: Offers full, minor, and sample-based customization for OEM/ODM needs.

Low Self-Discharge: Features less than 3% self-discharge rate per month for long shelf life.

Versatile Applications: Suitable for LED lights, power banks, e-bikes, laptops, and cameras.

Manufacturer Direct: Direct supply from a 20-year experienced factory with 15 years export history.

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: ≤4.00h 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