Powered by Made-in-China.com
High-Efficiency 300W Solar Power Bank with Quantum Technology
US$120.00-125.00
1 Set
Sample price:US$120.00/piece.Request sample
Product profile
Customization
AvailableNominal Capacity
300WSize
240*185*138mmModel NO.
SY-CP300-052Weight
3.9kgWarranty
12 MonthBattery Capacity
20000mAh, 12.8VBattery Type
Lifep04Service Life
3000+MPPT/DC 5521 Charge
10.8V-23.5V 3AType-C1 Output
Pd30WType-C2 Inout
Pd60W2*USB Output
QC3.0/Afc/Fcp/ 18WCigarette Lighter Output
12V/ 10AAC Output
110V or 220VDC Charge Full Time
4~5 HoursOEM
YesColor
CustomizationShell Material
ABS+PC( 3:7)Certificate
GB4943 /UL274 3/Fccs Doc/IC Es/Psw +Meti/ C- Tick/Transport Package
Carton PackingSpecification
240 x185x 138mmTrademark
SEIVINGOrigin
Shandong ChinaHS Code
8504401900Production Capacity
50000 Set Per YearKey features
Quantum Dot Solar Tech: Features advanced quantum dot solar technology for high-efficiency energy conversion.
High Capacity Battery: Equipped with 20000mAh/25000mAh LiFePO4 battery offering 3000+ cycles lifespan.
Versatile Output Ports: Includes PD60W Type-C, PD30W Type-C, QC3.0 USB, AC 110-220V, and 12V DC outputs.
Customizable Color: Shell color supports customization options to meet specific branding needs.
Global After-Sales Network: 20+ overseas branches provide repair, replacement, and 24-hour response support.
Multiple Charging Methods: Supports solar, DC, and car socket charging with 4-5 hours DC full charge time.
Portable & Durable Design: Compact size (240*185*138mm) and ABS+PC shell for easy portability and durability.
Comprehensive Certifications: Certified with CE, UL2743, FCC, IC, METI, and C-Tick for global safety standards.
Company profile
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: ≤3.14h
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.
Product Q&A
Q:How long is the delivery time of your portable power station products?
A:
We can ship in 3 days if ship from an overseas warehouse.
Q:Can you supply OEM &ODM service ?
A:
Yes, but there is a minimum order quantity required.
Q:Can you ship your Portable Power Station products by sea or by air ?
A:
We have long-term cooperated forwarders who are professional at battery shipment.
Q:Can I customize solar generator power station products?
A:
Yes. Let me know the specific customization requirements and I will get back to you as soon as possible.
Q:How do you provide after-sales service?
A:
We have 20+ overseas branches that can provide repair and replacement.
Send Inquiry
*To:
Qingdao Seiving New Energy Resources Co., Ltd.
Qingdao Seiving New Energy Resources Co., Ltd.*Content:
Supplier replies will be sent to your registered email
You may also like
Qingdao 300W Outdoor Power Bank with Ar Technology
US$125.00-139.00
1 Set(MOQ)
High-Capacity 300W Solar Power Bank for Outdoor Adventures
US$125.00-139.00
1 Set(MOQ)
High Capacity Portable 300W Solar Power Station Power Bank
US$59.78-62.77
1 Piece(MOQ)
High-Capacity 12.8V 15ah 192wh Solar Portable Multi-Functional Power Bank for Outdoor Camping
US$61.80-64.40
1 Piece(MOQ)
High-Efficiency 800W Solar Home Emergency Station Compact Home Storage Power Bank
US$300.00-450.00
3 Pieces(MOQ)
300W Outdoor Power Bank with Self-Healing Solar Panels
US$125.00-139.00
1 Set(MOQ)
High-Efficiency Portable Power Bank Station with 18 Device Simultaneous Charging Support
US$49.00-1,220.00
1 Set(MOQ)
300W Outdoor Power Bank with Solar Charger
US$125.00-139.00
1 Set(MOQ)
120kWh Solar LiFePO4 Portable Lithium Battery Travel Portable PowerBank with Solar Panel
US$66,000.00-70,000.00
1 Piece(MOQ)
30kWh/60kWh Travel Portable Lithium Ion Battery Solar Portable Power Bank with Solar Panel
US$20,000.00-39,000.00
1 Piece(MOQ)
Hot Sale High Large Capacity Power Bank 288 Wh Power Portable Station with LCD Display and Fast Chargers
US$90.00-110.00
1 Piece(MOQ)
High Efficiency Ctechi Gt500 500W Portable Power Bank for Outdoor Use
US$255.00-269.00
50 Pieces(MOQ)
Sorein Power Bank with Solar Panel 3000W Portable Charger External Battery
US$1,199.00-1,299.00
1 Set(MOQ)
120kWh Outdoor Solar DC Portable Power Station Portable Power Bank with Solar Panel
US$66,000.00-70,000.00
1 Piece(MOQ)
High-Capacity Portable Power Bank with 2000 Cycles and 220V Connectivity
US$204.00
1 Piece(MOQ)
60kWh Battery Solar Energy Storage Battery System Portable Power Bank with Solar Panel
US$36,000.00-39,000.00
1 Piece(MOQ)
Solar Energy System 3000W 3072wh High-Capacity Life04 Energy Storage Portable Power Bank
US$495.77-520.56
1 Piece(MOQ)
High-Capacity 1000W Outdoor Power Bank for Camping Trips
US$199.20
1 Piece(MOQ)



















