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Black rectangular power bank with LED indicator lights

Silicon Power

Silicon Power SP20KMAPBKQS580K QS58 20000mAh power bank

SKU CH-8FEP-64TFZ MPN SP20KMAPBKQS580K

A 20000mAh power bank with two USB-A ports and one USB-C port for fast charging multiple devices

  • Product colorBlack
  • 20000mAh capacity keeps devices running longer
  • 5 V, 9 V, 12 V output voltages match device needs
  • Two USB-A ports plus one USB-C port charge multiple gadgets
  • LED indicators show remaining power at a glance
  • 5 V, 9 V, 12 V input voltages enable flexible recharging

Silicon Power QS58 20000mAh capacity

The Silicon Power QS58 is a portable 20000mAh power bank designed for users who need reliable backup charging for smartphones, tablets and other USB-powered devices. Its compact black housing makes it suitable for daily carry or travel use.

Check your devices' charging requirements

Before ordering verify that your devices accept 5 V, 9 V or 12 V input via USB-A or USB-C. The power bank delivers up to 2.5 A at 5 V, 2 A at 9 V or 1.5 A at 12 V so confirm your cables and device ports support these levels.

Aluminium shell with LED status lights

The metal casing resists everyday knocks while the integrated LED indicators show remaining charge at a glance. Two USB-A ports and one USB-C port allow three devices to charge simultaneously without needing extra adapters.

How it compares

Measured against everything we stock in Portable Chargers & Battery Packs, at today’s prices. Recalculated every night.

Price $30.99
Cheaper than about 68% of the 1,307 comparable items (median $36.99).

Specifications

Product
Product colorBlack

Questions about this item

Does the QS58 20000mAh power bank include any charging cables in the box?

The box contains the power bank itself; charging cables are not included and must be purchased separately.

Should I choose the 20000mAh QS58 or a smaller capacity model for multiple phone recharges?

The 20000mAh capacity typically provides four to five full smartphone charges, making it suitable for multi-day trips without needing a wall socket.

What does the 20000mAh rating mean for real-world charging of a laptop via the USB-C port?

The USB-C port supports 5, 9 and 12 V output, allowing compatible laptops to charge at up to 12 V, though total energy delivered will be lower than the rated cell capacity due to conversion losses.

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