What are the payment terms and accepted currencies?

We accept T/T, L/C, PayPal, and Western Union. Payment currencies include USD and CNY. Delivery terms are FOB, EXW, or Express Delivery.

How do you guarantee product quality?

We always provide a pre-production sample before mass production and conduct a final inspection before shipment. Finished products undergo 100% visual and function inspection.

What is the lead time for production?

The average lead time is within 15 workdays for both peak and off-season periods.

High Efficiency Monocrystalline Solar Energy Solar Panel System Home Kits

Name: High Efficiency Monocrystalline Solar Energy Solar Panel System Home Kits
Brand: Nanjing Oulu Electric Corp., Ltd.
SKU: 1961665455

Jiangsu, ChinaNanjing Oulu Electric Corp., Ltd.

US$3.40

3,000-4,999 Pieces

US$3.20

5,000+ Pieces

Sample price:US$3.40/w.Request sample

Product profile

Customization

Available

After-sales Service

2 Years Warranty

Warranty

2 Years

Model NO.

5kw solar power system

Condition

New

Certification

ISO, CE

Application

Home

Specification

Normal

System Type

off Grid

Transport Package

Plywood

Specification

5kw solar power system

Trademark

OULU

Origin

China

Production Capacity

50000PCS/Year

Key features

5KW Off-Grid Solar System: Complete kit including 250W panels, 48V controller, GEL batteries, and inverter for home use.

25-Year Panel Warranty: Solar panels feature anti-reflective surface, PID resistance, and over 25 years warranty.

High Efficiency Inverter: Double MPPT inverter with >98.7% efficiency, 220VAC output, and LCD display.

ISO & CE Certified: Products certified with ISO9001, ISO14001, ISO45001, and CE for quality assurance.

OEM/ODM Customization: Supports full customization from samples or designs, including system type and components.

18 Years Export Experience: Established in 2007, exporting to over 50 countries with 7.2+ GW solar module output.

100% Quality Inspection: Pre-production samples and final 100% visual and function inspection before shipment.

Flexible Payment Terms: Accepts T/T, L/C, PayPal, Western Union, USD, and CNY with FOB/EXW delivery.

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: ≤8.54h

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.

Product Q&A

Q:What is included in the 5KW off-grid solar system kit?

The kit includes 8x 250W solar panels, 1x 48V 40A charge controller, 4x 12V 200AH GEL batteries, 1x off-grid inverter, mounting structure, PV cables, connectors, and battery rack.

Q:What is the warranty period for the solar panels and inverter?

The solar panels come with a warranty of over 25 years. The inverter and other components typically have a 1-2 year warranty as specified in the product attributes.

Q:Can I customize the solar power system?

Yes, we offer full customization from samples or designs, minor customization, and flexible customization options for system type and components.

Q:What certifications do your products have?

Our products are CE certified, and our company holds ISO9001:2015, ISO14001, and ISO45001:2018 management system certifications.

Q:What is the minimum order quantity (MOQ)?

The minimum order quantity is 1 piece. We support small orders and can arrange safe transportation via sea, air, land, or express.