UGREEN 48000mAh 300W Powerbank (48K, 300W) Review
Best for: Outdoor camping, extended off-grid power, emergency backup, charging multiple laptops and devices
ugreen.com
The UGREEN 48000mAh (153.6Wh) 300W Portable Powerbank is a high-capacity energy station featuring 5 versatile ports (3x USB-C, 2x USB-A), PD 3.1 140W bidirectional fast charging, durable LiFePO4 battery cells with 3,000 cycles, and a built-in multi-mode LED emergency light.
Who it's for
Campers, digital nomads, and outdoor enthusiasts who need massive portable battery capacity to charge laptops, tablets, and phones simultaneously far from any wall outlet.
Strengths
- Massive 48,000mAh (153.6Wh) capacity easily powers multiple devices across multiple days
- Supports 140W PD 3.1 bidirectional fast charging, fully refueling the power bank in just 1.5 hours
- Versatile 5-port configuration (3 USB-C, 2 USB-A) with up to 300W total output
- Long-lasting LiFePO4 battery chemistry retains over 80% capacity after 3,000 charge cycles
- Integrated 3-mode LED light provides reliable emergency illumination during outdoor activities
Trade-offs
- Heavy at 1,637g, making it less suitable for light backpacking or pocket carry
- Capacity under 160Wh is great for travel compliance but limits prolonged heavy appliance use
Charging and expansion
Supports up to 140W rapid input via USB-C1 for a full recharge in 90 minutes, and delivers up to 140W max output on USB-C1 with 100W max on USB-C2/C3.
Frequently asked questions
How long does it take to recharge the power bank?
Using a 140W high-speed charger on the USB-C1 port, the power bank can be fully recharged in just 1.5 hours.
What is the total output capacity across all ports?
It delivers up to 300W of total combined output across its 5 ports (3 USB-C and 2 USB-A).
What type of battery cells does it use?
It utilizes high-quality LiFePO4 cells, offering enhanced safety and a lifespan of over 3,000 cycles while retaining 80% capacity.