Can you do OEM or ODM service?

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

What is the warranty policy?

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

All-in-One Single Phase 6.2kw off Grid Solar Inverter with 7.5kwh Battery

Name: All-in-One Single Phase 6.2kw off Grid Solar Inverter with 7.5kwh Battery
Brand: Nanjing Oulu Electric Corp., Ltd.
SKU: 1943834171

Jiangsu, ChinaNanjing Oulu Electric Corp., Ltd.

US$1,300.00

1-9 Pieces

US$1,295.00

10-19 Pieces

US$1,290.00

20+ Pieces

Sample price:US$1300.00/piece.Request sample

Product profile

Customization

Available

Weight

75kg

Warranty

3 Years

Model NO.

OULU-7500A

Cycle Life

More Than 7000 Times

Nominal Capacity

7.5kwh

Charge Current

50A@25℃

Dod

0.9

Battery Power

10kwh

Wave Form

Pure Sine Wave

Transport Package

Carton Box

Specification

590*380*200mm

Trademark

OULU

Origin

China

HS Code

8507600090

Production Capacity

50000pieces/Year

Key features

All-in-One Solar Solution: Integrates 6.2kW inverter with 7.5kWh LFP battery for complete off-grid energy storage.

Long Cycle Life: Lithium Iron Phosphate battery offers over 7000 cycles for durable, long-term performance.

Modular & Flexible Design: Stackable modules with auto networking allow easy expansion and simple installation.

Smart Remote Monitoring: Supports GPRS, WIFI, and RS485 for convenient remote monitoring and firmware upgrades.

High Safety Standards: Cobalt-free LFP battery with intelligent BMS, IP65 rating, and CE/UN38.3 certifications.

OEM/ODM Customization: Full customization options available including samples, designs, and flexible modifications.

Wide Voltage Compatibility: Supports 170-280VAC output and 120-450VDC MPPT range for versatile grid connections.

3-Year Warranty Support: Comprehensive 3-year warranty with dedicated technical support and problem-solving assistance.

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: ≤11.19h

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.