Can you do OEM or ODM service?

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

3 years warranty, technical support available, we always try our best to help customers to solve problems

Home Solar Energy System 20kwh with Inverter All in One

Name: Home Solar Energy System 20kwh with Inverter All in One
Brand: Nanjing Oulu Electric Corp., Ltd.
SKU: 1941130501

Jiangsu, ChinaNanjing Oulu Electric Corp., Ltd.

US$3,000.00

1-9 Pieces

US$2,980.00

10-99 Pieces

US$2,950.00

100+ Pieces

Sample price:US$3000.00/piece.Request sample

Product profile

Customization

Available

Weight

220kg

Warranty

3 Years

Model NO.

OULU-20000A

Cycle Life

10 Years

Nominal Capacity

20kwh

Inverter Rated Power

10kw

AC Rated Voltage

230VAC

Frequency Range

50Hz/60Hz

Wave

Pure Sine Wave

Transport Package

Carton Box

Specification

550*480*994mm

Trademark

OULU

Origin

China

HS Code

8404

Production Capacity

50000pieces/Year

Key features

All-in-One Solar System: Integrated 20kWh battery and 10kW inverter for complete household energy solution.

3-Year Warranty Coverage: Comprehensive 3-year warranty with dedicated technical support for problem resolution.

Long Cycle Life Design: Engineered for 10+ years of operation with 5000 cycles at 80% depth of discharge.

Pure Sine Wave Output: Delivers clean 230VAC power with 93.5% efficiency and 10ms switchover time.

Smart Remote Monitoring: Supports GPRS, WiFi, and RS485 for intelligent switching and energy management.

Flexible OEM/ODM Service: Full customization options available from samples or designs via dedicated R&D team.

Multi-Protocol Communication: Equipped with RS485, RS232, and CAN interfaces for seamless system integration.

Global Safety Certifications: CE certified and UN38.3 tested for safe transport and international compliance.

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: ≤8.64h

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.