What is the cycle life of the battery?

The battery has a cycle life of 500 cycles under standard conditions.

What are the lead times for production?

Peak season lead time is one month, while off-season lead time is within 15 workdays.

Can I customize the PCBA or connector?

Yes, both the PCBA and connector can be customized to fit your application.

Uli High-Performance 15ah 3.7V Lithium Polymer E-Bike Battery Pack

Name: Uli High-Performance 15ah 3.7V Lithium Polymer E-Bike Battery Pack
Brand: Dongguan Youli Electronic Technology Limited
SKU: 2246076335

Guangdong, ChinaDongguan Youli Electronic Technology Limited

US$10.50

50-499 pieces

US$9.50

500-4,999 pieces

US$6.50

5,000+ pieces

Product profile

Customization

Available

Type

Li-ion Battery

Cathode Material

NCM

Model NO.

3.7v15ah

Rechargeable

Yes

Size

Medium

Warranty

One Year

OEM

Sample Testing

Avaliable

Application

Boats,Golf Carts,Electric Bicycles/Scooters

Weight

800g

Transport Package

Individual Package

Trademark

ULi

Origin

Guangdong, China

Key features

Customizable Voltage: Nominal voltage is 3.7V but can be customized to meet specific requirements.

OEM and ODM Service: We accept OEM orders and provide ODM services for full or minor customization.

Wide Application Range: Suitable for e-bikes, golf carts, boats, smart electronics, and medical devices.

High Cycle Life: Provides over 500 charge cycles for reliable long-term performance.

Certified Quality: Products hold UL, FCC, CE, and RoHS certifications for safety and compliance.

Flexible MOQ: Minimum Order Quantity is just 1 piece, allowing for easy sampling and testing.

12-Month Warranty: Comprehensive one-year warranty coverage for peace of mind and quality assurance.

Company profile

Fast Delivery100% Finished Products InspectionQuality AssuranceProduct Certification

Dongguan Youli Electronic Technology Limited

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 7 years CertifiedNearest Port: shenzhen portAverage Response Time: ≤1.51h

AI-Powered supplier vetting

SummaryThe supplier presents itself as a battery manufacturer with R&D, OEM/ODM, customization, and production capabilities. It reports two production lines, more than 70 automatic machines in an associated factory, and a stated capacity of at least 50,000 batteries per day. R&D information indicates new products were developed within the past year and multiple customization services are available. The supplier reports one-year product warranty coverage, debugging, maintenance, and training services, but its service procedures and records are incomplete. Certification capability includes UL, FCC, CE, and RoHS, while supplier-management-system certification is listed as NIL. Financial evidence is limited to year labels without financial figures, so credibility cannot be fully assessed. OEM service for known brands is reported, but no specific customer names or cases are provided.

Supplier typeThe supplier identifies itself as a battery supplier and reports R&D, OEM/ODM, and production capabilities. Its offerings indicate a manufacturer capable of customized battery development and supply rather than only a trading or distribution role.

CertificationsThe supplier reports sustainable-development and product certification capability covering UL, FCC, CE, and RoHS. However, certification of supplier management systems is explicitly listed as NIL, so the evidence supports product-related certification capability but not certified management systems.

After-Sales capabilityThe supplier states that all products have a one-year warranty and offers debugging, maintenance, and training. However, service assessment and complaint-handling procedures have no written records, and corrective-action records are also absent, indicating service offerings exist but documentation and control are incomplete.

R&D capabilityThe supplier reports an R&D department, two years of total R&D-engineer experience, new products within the past year, and ODM services. It also reports no available SDK, but this does not negate its stated product-development capability for battery customization and ODM work.

Production capacityThe supplier reports two production lines, more than 70 automatic machines in an associated factory, and a stated capacity of at least 50,000 batteries per day. It also has valid manufacturing contracts with associated subcontractors and in-stock capability, providing explicit evidence of production capacity.

Customization capabilityThe supplier explicitly provides customization from samples, designs, full customization, minor customization, and flexible customization. These services are consistently reported across both R&D and design-capability records, supporting broad customization capability.