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Versatile 300W Portable Power Supply for Camping Enthusiasts

Name: Versatile 300W Portable Power Supply for Camping Enthusiasts
Brand: Qingdao Seiving New Energy Resources Co., Ltd.
SKU: 2091455142

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

US$120.00-130.00

1 Piece

Sample price:US$120.00/piece.Request sample

Product profile

Customization

Available

Weight

3.9kg

Warranty

12 Month

Model NO.

SY-PPS-39

Cycle Life

3000 Circle

Nominal Capacity

300W

Peak Power

600W

Rated Capacity

256wh/320wh

Battery Capacity

20000mAh/25000mAh, 12.8V

Battery Type

Grade a LiFePO4 Battery (3000 Cycles)

AC Output

110V or 220V±10%

Output Waveform

Pure Sine Wave

2*Usba Output

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

Type-C1 Output

Pd30W (QC3.0/ QC2.0/Afc/Bc1.2/Apple )

Type-C2 Input/ Output

: Pd60W (QC3.0/ QC2.0/Afc/Bc1.2/Apple )

Cigarette Lighter/ 2*DC 5521 Output

: 12V/10A

Solar Panel/ DC5521 Charging

10.8V 23.5V, 3A 60W

Charging Temperature

0-40ºC

Discharge Temperature

: -10-40ºC

Net Weight

3.9kg

Size (LWH)

240*185*138mm

Transport Package

Carton Box

Specification

240*185*138mm

Trademark

SEIVING

Origin

Shandong China

HS Code

8504401900

Production Capacity

100000 Set Per Year

Key features

Long Cycle Life: Grade A LiFePO4 battery offers 3000 charge cycles for extended durability.

Pure Sine Wave Output: Provides clean 110V/220V power suitable for sensitive electronics and CPAP machines.

Versatile Charging Options: Supports charging via AC wall outlet, car socket, and solar panels up to 60W.

Multiple Output Ports: Features AC, Type-C, USB-A, and DC outputs including PD60W and QC18W fast charging.

Global After-Sales Network: Over 20 overseas branches provide repair, replacement, and 24-hour response support.

Fast Shipping Capability: Products can be shipped within 3 days from overseas warehouses.

Customization Available: OEM/ODM services and full customization options available for specific requirements.

Compact and Portable Design: Weighs only 3.9kg with dimensions 240x185x138mm, ideal for camping and travel.

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: ≤3.57h

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.