Professional Professional Laptop Power Bank 14.4V 18.8Ah: Reliable Portable Power for Laptops & Devices
Product Introduction
The Professional Laptop Power Bank 14.4V 18.8Ah is a high – performance portable power solution engineered to keep laptops and other devices running in diverse environments—including extreme temperatures. As a specialized mobile power supply, it combines a nominal voltage of 14.4V and a capacity of 18.8Ah (16Ah in low – temperature conditions) with multi – interface output and advanced safety features. Whether powering laptops for remote work, outdoor equipment in frigid climates, or portable devices on the go, the 14.4V 18.8Ah Professional Laptop Power Bank ensures reliable, long – lasting energy delivery.
Technical Specifications
| Parameter | Professional Laptop Power Bank 14.4V 18.8Ah |
|---|---|
| Model Variants | 21700 – 4SAP – 18.8Ah – 14.4V (normal temp); 21700 – 4SAP – 16Ah – 14.4V (low temp) |
| Nominal Voltage | 14.4V |
| Nominal Capacity | 18.8Ah (normal temperature); 16Ah (low temperature) |
| Charging Temperature | 0°C ~ +45°C (normal temp); -20°C ~ +50°C (low temp) |
| Discharge Temperature | -20°C ~ +60°C (normal temp); -40°C ~ +60°C (low temp) |
| Input | Aviation plug 0U02 core ZX socket, 20V/3.25A 65W |
| Output | DC female socket 20V/3.25A 65W; 2×USB – A ports (QC protocol: 5V/3A; 9V/2A; 12V/1.5A, QC/18W each) |
| Product Size | 200×96×48mm (tolerance ±0.5mm) |
| Product Weight | 1.424kg |
| Product Material | ABS engineering plastic |
Product Features
- Dual – Capacity, Dual – Temperature Performance: The Professional Laptop Power Bank 14.4V 18.8Ah offers 18.8Ah capacity in normal temperatures (0°C–45°C) and 16Ah in low temperatures (down to -20°C), ensuring power availability in cold environments like outdoor expeditions or winter fieldwork.
- Multi – Port, Fast Charging: Equipped with a DC port (20V/3.25A 65W) for laptops and two USB – A ports (QC – enabled, 18W each) for smartphones/tablets, the 14.4V 18.8Ah Laptop Power Bank charges multiple devices simultaneously with fast, efficient power.
- Wide Temperature Resilience: Operates in charging temps from -20°C to +50°C (low – temp variant) and discharging temps from -40°C to +60°C, making it ideal for outdoor low – temperature environments and extreme – climate use cases.
- Advanced Safety Protections: Built – in undervoltage, overvoltage, overcurrent, short – circuit, and overtemperature protection keep devices and the power bank safe during charging/discharging.
- QC Protocol Compatibility: USB ports use QC control chips to ensure compatibility with a wide range of brand devices (e.g., smartphones, tablets), maximizing usability.
Application Scenarios
The Professional Laptop Power Bank 14.4V 18.8Ah excels in:
- Laptop Power on the Go: Extends battery life for laptops during remote work, travel, or situations without access to AC power.
- Outdoor & Low – Temperature Use: Powers devices in outdoor adventures, field research, or cold – climate operations (where standard power banks fail).
- Special Portable Equipment: Supplies energy for custom portable tools, communication devices, or sensors in rugged environments.
Functional features
1. The output port uses the QC protocol control chip to meet the compatibility of various brand devices;
2. The product has undervoltage protection/overvoltage protection/overcurrent protection/short circuit protection/overtemperature protection
Weight and size
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