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The product comes with a 12-month warranty.

What is the cycle life of the battery?

The Grade A LiFePO4 battery offers a cycle life of 3000 cycles.

High-Capacity 3000W Portable Power Station for Emergency Use

Name: High-Capacity 3000W Portable Power Station for Emergency Use
Brand: Qingdao Seiving New Energy Resources Co., Ltd.
SKU: 2092092682

Shandong, ChinaQingdao Seiving New Energy Resources Co., Ltd.

US$899.00-950.00

1 Piece

Sample price:US$899.00/piece.Request sample

Product profile

Customization

Available

Weight

40kg

Warranty

12month

Model NO.

SY-3000-16

Cycle Life

3000cycle

Nominal Capacity

3000W

Peak Power

6000W

Rated Capacity

2560wh

Battery Capacity

50000mAh, 51.2V

Battery Type

Grade a LiFePO4 Battery (3000 Cycles)

AC Output

100V/ 110V/ 120V/ 220V/ 230V/ 240V ±5% (Ad

Output Waveform

: Pure Sine Wave

USB-A1+USB-A2 Output

QC18W (QC3.0/ QC2.0/Afc/Fcp/Bc1.2/Apple)

USB-A3+USB-A4 Output

QC18W (QC3.0/ QC2.0/Afc/Fcp/Bc1.2/Apple)

2*Type-C Output

Pd100W (QC3.0/ QC2.0/Afc/Bc1.2/Apple )

Cigarette Lighter/ 4*DC5521 Output

: 12V/10A

Solar Panel/ DC Charging

10-60V 22A 800W Max

AC Charging

Us/Jp: 1600W Max; Cn/EU: 2000W Max

Charging Temperature

: 0-40°C

Discharge Temperature

-10-45ºC

Size (LWH)

403*313*500mm

Transport Package

Carton Box with Wooden Frame

Specification

403*313*500mm

Trademark

SEIVING

Origin

Shandong China

HS Code

8504401900

Production Capacity

100000 Set Per Year

Key features

High Capacity Power: 3000W nominal power with 50000mAh capacity for home backup or outdoor use.

Durable LiFePO4 Battery: Grade A LiFePO4 battery ensures 3000 cycles and long-term reliability.

Versatile Output Ports: Includes AC, 2x Type-C (100W), USB-A, DC, and cigarette lighter ports.

Solar Charging Support: Supports solar panel input (800W Max) for off-grid sustainable energy.

Pure Sine Wave AC: Provides clean pure sine wave output safe for sensitive electronics.

Customizable Options: Supports customization for peak power, capacity, and battery specifications.

Global Voltage Support: AC output supports 100V-240V to meet international standards.

Compact & Portable: Weighs 17-20kg with a portable design suitable for camping and emergencies.

Company profile

High Repeat Buyers ChoiceYears of Export ExperiencePatents AwardedQuality Assurance

Qingdao Seiving New Energy Resources Co., Ltd.

Shandong, 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: 11 Years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤3.41h

AI-Powered supplier vetting

SummaryThe supplier is identified as a professional technical supplier with R&D, 3D design, SDK, and broad customization capabilities. It holds ISO 9001 and ISO 14001 certifications and reports documented quality, complaint-handling, and corrective-action procedures. The company has export experience to 62 countries, recognized industry qualifications, patents, awards, and reported cooperation on the Qingdao SCO Summit. Production-related evidence includes specialized equipment, valid manufacturing contracts, inventory capability, and standardized finished-product inspection instructions. However, overseas support infrastructure is limited: it reports no overseas warehouse, showroom, agents, branches, or offline trade-show participation, and lists zero countries with overseas service offerings despite describing available installation, maintenance, repair, debugging, and training services. Financial records are referenced for multiple years, but the provided slices do not disclose financial results or sufficient...

Supplier typeThe supplier explicitly identifies itself as a professional technical supplier and is described as a National High-Tech Enterprise and a Specialized, Refined, Differentiated, and Innovative demonstration enterprise. These classifications support its positioning as a technology-oriented and industry-focused supplier.

CertificationsThe supplier holds ISO 9001 and ISO 14001 management system certifications. It is also described as a National High-Tech Enterprise and a Qingdao AAA-rated enterprise for quality, service, and credibility, providing explicit evidence of recognized qualifications.

After-Sales capabilityThe company states that it has a comprehensive after-sales service system, documented procedures and records for corrective actions and customer complaints, and quality assurance. It offers debugging, maintenance, repair, training, and equipment installation, but has no overseas warehouse, showroom, agents, or branches and reports zero countries with overseas service offerings, indicating strong documented service processes but limited overseas infrastructure.

R&D capabilityThe supplier holds exclusive patents for a solar streetlight controller and a solar streetlight with payment function, is described as a leader in energy-saving innovation, provides R&D and 3D design services, and has an available SDK. Its high-tech designation and innovation awards further support strong innovation capability.

Production capacityProduction evidence includes laser scribing, laser spot-welding, spot-welding, high-precision and large-capacity dividing-cabinet, and LED oven equipment. The supplier also reports valid manufacturing contracts with associated subcontractors, inventory capability, and standardized finished-product inspection instructions, supporting established production operations.

Customization capabilityThe supplier explicitly provides customization from samples, designs, full customization, minor customization, and flexible customization, together with 3D software design services. This indicates broad ability to support both limited modifications and fully customized solutions.

Client casesThe supplier reports exports to 62 countries, a strong domestic and international reputation, cooperation as a supplier and construction partner for the Qingdao SCO Summit, and multiple industry awards. These statements provide identifiable market and project references, although specific customer names and detailed case outcomes are not provided.