Can you do OEM or ODM service?

Yes, we have an R&D department and accept OEM and ODM services.

What is the warranty period?

We provide a 3-year warranty with technical support available to help customers solve problems.

Advanced 5.12kwh 51.2V Lithium Battery with IP20 Protection

Name: Advanced 5.12kwh 51.2V Lithium Battery with IP20 Protection
Brand: Nanjing Oulu Electric Corp., Ltd.
SKU: 1957915901

Jiangsu, ChinaNanjing Oulu Electric Corp., Ltd.

US$500.00

10-49 set

US$495.00

50+ set

Product profile

Customization

Available

Type

Li-ion Battery

Cathode Material

LFP

Model NO.

51.2V 100Ah

Rechargeable

Yes

Size

Small

Normal Voltage

51.2V

Rated Energy

5.12kwh

Max Charge Current

100ah

IP Rating

IP20

Battery Voltage Range

43.2-57.6V

Communication

Can RS485

Expandable Capability

15p

Transport Package

Carton Box

Specification

OL-51.2V 100AH

Trademark

Origin

China

HS Code

8507600090

Production Capacity

50000

Key features

Long Service Life: Designed for 10+ years of operation with over 6000 cycles at 80% DOD.

Modular Design: Supports stacked expansion up to 15 units for scalable energy storage.

Smart Monitoring: Equipped with independent BMS and supports GPRS/WIFI/RS485 remote monitoring.

Comprehensive Protection: Includes over/under voltage, current, short-circuit, and temperature protection.

OEM/ODM Service: Full customization available from samples, designs, or minor adjustments.

Certified Safety: Holds CE certificate, UN38.3 test report, and safety transport approval.

Low Self-Discharge: Features ultra-low self-discharge rate of less than 3% per month.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceCooperated with Fortune 500Years of Export Experience

Nanjing Oulu Electric Corp., Ltd.

Jiangsu, 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: 18 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤9.84h

AI-Powered supplier vetting

SummaryThe supplier is identified as a factory engaged in research and development, production, sales, installation, and technical services for electric vehicles, accessories, lighting systems, and related equipment. It reports CE product certification and ISO9001:2015, ISO14001, and ISO45001:2018 management-system certifications. Evidence indicates broad customization, ODM/OEM services, SDK availability, recent new-product development, and extensive assembly and testing facilities. The supplier has exported for 18 years, reports peak- and off-season lead times within 15 working days, and maintains documented quality and supplier-management procedures. Its overseas service infrastructure is limited: it reports no overseas warehouses, showrooms, agents, or branches, and serves zero overseas countries, although debugging is offered and offline trade-show participation is documented. Financial records are referenced for 2022–2024, but the provided slices do not include financial results or metrics.

Supplier typeThe supplier is explicitly identified as a factory. Its stated business scope includes R&D, production, sales, technical services, engineering design and construction, equipment installation, and import/export activities.

CertificationsThe supplier reports CE product compliance certification and ISO9001:2015, ISO14001, and ISO45001:2018 management-system certifications. These certifications provide explicit evidence of product and management-system compliance coverage.

After-Sales capabilityThe supplier lists debugging as an overseas service and has participated in the Shanghai New Energy Exhibition and Conference. However, it reports zero countries served overseas and no overseas warehouse, showroom, agent, or branch, indicating limited documented overseas service infrastructure.

R&D capabilityThe supplier reports new products within the past year, ODM services, available SDK support, and one national science and technology progress award. These are explicit indicators of product-development and technical innovation capability.

Production capacityThe supplier reports multiple dedicated production and testing facilities, including battery assembly and welding, OCV and aging testing, inverter assembly, wind-turbine assembly, and painting lines. It also reports documented finished-product inspection, 30 qualified service-capability suppliers, and lead times within 15 working days in both seasons.

Customization capabilityThe supplier explicitly offers customization from samples and designs, minor and full customization, and flexible customization. It also reports both ODM and OEM services, supporting a broad customization offering.

Client casesThe supplier reports OEM service for well-known brands and collaboration with Fortune 500 companies. These statements provide explicit customer-experience evidence, although no customer names, project details, or performance outcomes are provided.