What languages do you speak?

Our team speaks English, Chinese, Spanish, Japanese, Portuguese, German, Arabic, French, Russian, Korean, Hindi, and Italian.

What is the lead time for orders?

Peak season lead time is 1-3 months, while off-season lead time is 6-12 months.

What is the warranty period?

We provide a 2-year warranty for the battery and system.

Scalable 3kw Modular Panels and Storage for Growing Needs off Grid Solar Energy System

Name: Scalable 3kw Modular Panels and Storage for Growing Needs off Grid Solar Energy System
Brand: Wuxi Wonderful Online Technology Co., Ltd.
SKU: 2163916002

Jiangsu, ChinaWuxi Wonderful Online Technology Co., Ltd.

US$2,100.00-2,195.00

2 Sets

Product specifications

Rated Power

Sample price:US$2195.00/set.Request sample

Product profile

Customization

Available

After-sales Service

OEM Service

Warranty

2 Years

Model NO.

WON-SPS-01

Condition

New

Certification

ISO, CB, CE, RoHS

Application

Home, Industrial, Commercial

Specification

Normal

Product Name

500W~6kw Solar Energy System

Rated Power

500W/1.5kw/3kw/6kw

Solar Controller Charging Mode

MPPT

Lifespan of Battery

6 Years

AC Input Voltage Range

165VAC-265VAC

Work Temperature

- 10ºC- 40ºC

Transfer Time

<=4ms

Battery Type

Lead Acid /Lithium Battery/Iron Lithium Battery

Lifespan of Solar Panel

25 Years

AC Input Frequency Range

45Hz-65Hz

Display

LCD

Conclude

Solar Panel, Battery, System

Efficiency

>85%

Battery Voltage

12V/24V

Battery Protection

Low Voltage Alarm, Low Voltage, Over Voltage, Over

Transport Package

Wooden Case

Specification

500W/1.5KW/3KW/6KW

Trademark

Wonderful-online

Origin

China

HS Code

8543709990

Production Capacity

100sets/Month

Key features

All-in-One Design: Inverter, controller, and battery integrated for easy installation and use.

Pure Sine Wave Output: Continuous stable output with no loss to sensitive loads.

Hybrid Charging Mode: Charges via solar or grid with a fast charging time of 2-3 hours.

Long Lifespan Battery: LiFePO4 battery offers up to 10 years lifespan.

Multiple Output Options: Provides 220V/110V AC, USB DC, and 12V DC outputs.

Comprehensive Protection: Features overload, overvoltage, low voltage, and high temperature protection.

High Efficiency Solar Panels: A Grade mono cells with 21% conversion efficiency and anti-reflection glass.

Versatile Mounting Structure: Suitable for pitched, flat, tile, tin roofs, ground, and vertical walls.

Company profile

High Repeat Buyers ChoiceYears of Export ExperienceSelf-brandedODM Services

Wuxi Wonderful Online Technology Co., Ltd.

Jiangsu, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2022-07-29Nearest Port: shanghaiAverage Response Time: ≤5.61hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, DDP

AI-Powered supplier vetting

SummaryThe supplier’s stated business scope covers EV-related products, robots, intelligent in-vehicle devices, and related sales activities. It has written procedures and records for warehouse quality management, supplier service assessment, corrective actions, and complaint handling, with one quality inspector and one R&D engineer. However, no quality-control test equipment, manufacturing-capacity contract, inventory capability, overseas warehouse, overseas agent, branch, showroom, or offline trade-show experience is reported. The supplier holds CE and RoHS capabilities and conducts fire drills, but lacks a factory environmental impact assessment report. Financial indicators provided for the last one to three years are all zero, requiring caution. The supplier reports no famous-brand OEM service, no SDK availability, and no customer cases or brand references are provided.

CertificationsThe supplier reports CE and RoHS certification capability. It also conducted regular fire drills during the past year, but no factory environmental impact assessment report is available, limiting the overall sustainability and compliance assessment.

After-Sales capabilityOne R&D engineer is responsible for technical support in after-sales service, and the supplier reports written procedures and records for corrective actions and customer complaints. However, it has no overseas agents or branches and reports zero countries with overseas services, so international service coverage is limited.

Financial creditThe supplier reports zero operating revenue, operating cost, gross profit, operating profit, gross margin, and current ratio for the stated prior-year and multi-year periods. These figures provide no positive evidence of operating scale or liquidity and warrant significant financial due diligence.

Production capacityThe supplier reports no valid manufacturing-capacity contract with a factory or related subcontractor and no in-stock capacity. It also has no overseas warehouse, showroom, agent, branch, or offline trade-show record; therefore, actual production and fulfillment capability is not demonstrated.