SANDBERG Powerbank 10000 mAh 20 W Fast Charge (USB-C) Black

The SANDBERG Powerbank 421-48 is a high-capacity portable charger designed to keep your devices powered throughout the day. With a 10000 mAh lithium polymer battery and 20 W fast charging via USB-C Power Delivery, it delivers reliable energy for smartphones, tablets, and low-power USB-C laptops. The compact black design includes a 4-LED status indicator and safety protections against overcharge, over-discharge, and short circuits.

Advantages

Fast charging with 20 W USB-C PD and 18 W USB-A QC 3.0 ensures quick power top-ups. The 10000 mAh capacity provides multiple charges for most smartphones. Simultaneous charging of two devices is supported via USB-C and USB-A ports. The included 30 cm USB-C to USB-C cable adds convenience.

Suitable for

• Smartphones (iPhone, Samsung, etc.)
• Tablets
• Low-power USB-C laptops (e.g., MacBook Air, Chromebooks)
• Bluetooth headphones, cameras, and other USB devices

Key specifications

• Battery capacity: 10000 mAh
• Battery type: Lithium Polymer (Li-Po)
• Max output power: 20 W
• USB-C output (PD): 5V/3A, 9V/2.22A, 12V/1.67A (20W max)
• USB-A output (QC 3.0): 5V/3A, 9V/2A, 12V/1.5A (18W max)
• USB-C input (PD): 5V/3A, 9V/2A, 12V/1.5A (18W max)
• Output ports: 1 x USB-C, 1 x USB-A
• Input ports: 1 x USB-C
• Fast charging: Power Delivery, Quick Charge 3.0
• Charging indicator: 4-LED status
• Safety: Overcharge, over-discharge, short-circuit protection
• Colour: Black
• Included cable: USB-C to USB-C (30 cm)

Recommendations

For optimal performance, use the included USB-C cable or a certified PD cable. This powerbank is ideal for daily commutes, travel, and emergency backup. Charge it fully before first use.