The UGREEN 30 W Power Bank with Built-in Cable (model 45207 / PB521) is a high-capacity, high-performance portable charger designed for demanding mobile use. With a generous 20 000 mAh battery, it lets you power smartphones, tablets or even compact laptops on the go. The integrated USB-C cable means you no longer need to carry a separate cable — simply plug in and charge.
Delivering up to **30 W output** via its USB-C port and built-in cable, this power bank supports the latest fast-charge protocols including PD 3.0, PPS, QC 3.0, SCP, FCP and more. A USB-A port (22.5 W typical) provides additional compatibility for older devices. The two-way fast charging design means the bank itself recharges quickly, while simultaneous device charging is also supported.
Whether you’re commuting, working remotely, travelling or simply need reliable backup power, the PB521 offers speed, capacity and convenience in a sleek, portable form. Ideal for those who want top-tier performance in a power bank without sacrificing portability.
| Model | PB521 / 45207 |
| Battery Capacity | 20 000 mAh (≈ 74 Wh) at 3.7 V |
| USB-C Built-in Cable Output & USB-C Port (Input/Output) | Up to **30 W** max (supports PD 3.0, PPS) |
| USB-A Output | Supports approx. 22.5 W (e.g., 9 V = 2 A / 12 V = 1.5 A) for older devices |
| Supported Charging Protocols | PD 3.0 / PPS / QC 3.0 / SCP / FCP / Apple 5V 2.4A / Samsung 5V 2A / BC1.2 |
| Simultaneous Charging | Yes — supports charging of multiple devices via built-in cable and other ports |
| Dimensions & Weight | Approx. 150 × 70 × 30 mm (varies by region) |
| Safety Features | Protection against over-charge, over-discharge, over-current, short circuit, over-voltage, over-temperature, electromagnetic field protection |
| Warranty Terms: | 1-year warranty provided by UGREEN MAURITIUS – 101 Multimedia. |
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| Product Categories | Power Banks |