Can you do OEM or ODM service?

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

How about the warranty?

We provide a 3-year warranty, technical support is available, and we always try our best to help customers solve problems.

Lithium Ion Battery LiFePO4 3kw 5kwh Low Voltage Solar Battery Stackable

Name: Lithium Ion Battery LiFePO4 3kw 5kwh Low Voltage Solar Battery Stackable
Brand: Nanjing Oulu Electric Corp., Ltd.
SKU: 1943909971

Jiangsu, ChinaNanjing Oulu Electric Corp., Ltd.

US$880.00

1-9 Pieces

US$860.00

10-99 Pieces

US$845.00

100+ Pieces

Sample price:US$880.00/piece.Request sample

Product profile

Customization

Available

Weight

65kg

Warranty

3 Years

Model NO.

OULU-5000A

Cycle Life

More Than 7000 Times

Nominal Capacity

5kwh

AC Rated Voltage

230VAC

Frequency Range

50Hz/60Hz

Wave

Pure Sine Wave

Battery Type

LiFePO4

Transport Package

450*350*560mm

Specification

400*300*550mm

Trademark

OULU

Origin

China

HS Code

8507600090

Production Capacity

50000pieces/Year

Key features

Long Cycle Life: More than 7000 cycles with a design life of over 10 years.

Stackable Design: Modular design allows for easy stacking and expansion.

Smart Monitoring: Supports GPRS, WIFI, and RS485 for remote monitoring.

Pure Sine Wave: Provides pure sine wave output for safe device connection.

OEM/ODM Service: Accepts OEM and ODM services with dedicated R&D support.

Comprehensive Warranty: 3-year warranty with technical support available.

Safety Certified: CE certified with UN38.3 test report and transport approval.

Low Voltage Battery: LiFePO4 chemistry with 25.6V nominal voltage.

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: ≤15h

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.