Tianjin Liwei New Energy Technology Co., Ltd.
                                                                                                           
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20 Years
Since 2006
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5.2KG 21.9V Portable Power Bank For Power Supply For Photovoltaic Power Generation

Price Negotiable
Price: USD168-700/PC
MOQ: 100PCS
Delivery Time: 10-25 work days
Brand: Link-W
Product Description
5.2KG 21.9V Portable Power Bank for Photovoltaic Power Generation
Key Specifications
Attribute Value
Nominal Voltage 21.9V±0.1V
Nominal Capacity 460WH
Charging Voltage DC 12-24V
Maximum Charging Current 10A-5A
Discharge Cutoff Voltage 16.5V
Weight 5.2KG
Size 270×210×220MM
Shape Options Flat, Curved, Angled
Corrosion Resistance Yes
Color Customized
Capacity Options 500WH, 1150WH
Product Features
Design & Construction:
  • High energy density lithium battery cells with large capacity
  • Durable shell made of high-strength engineering plastic or metal alloy
  • Professional circuit design with comprehensive protection systems
  • Optimized heat dissipation with ventilation structures
Performance Characteristics:
  • High power output for multiple devices
  • Multiple output interfaces including AC sockets, USB-A, USB-C, and DC
  • Extended battery life for prolonged usage
  • Intelligent charging management for various device types
Application Scenarios
Ideal for outdoor activities, commercial exhibitions, emergency backup power, mobile offices, and service vehicles.
Product Images
Customization Available: Contact us for customized color, capacity, and shape options to meet your specific requirements.

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Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Tianjin Liwei New Energy Technology Co., Ltd.
Location No.2 Huihai Road, Jinghai Economic Development Zone, Tianjin,China
Contact Person Liu

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