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20000 mAh power banks

 prices on 148 models  
~ 20,000 mAh
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Good to know- Charge up to 3 devices at once - you don't have to choose between working and listening to music anymore- With 20000 mAh of power you can fully charge your smartphone about six times, so you can go without a socket for days- LED indicators let you know when the power bank needs charging too- It comes with a USB-C cable so you can start using it straight away
£29.99
Currys.co.uk
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Currys.co.uk
High capacity: 20000 mAh provide your iPhone XS battery with over 4 charges, your Samsung Galaxy S22 with up to 4 full charges, your iPhone 13 with over 7 charges, and your iPad mini 6 with over 3 charges.
Everything you need: The best charging speeds for your smartphone and tablets. If your power bank needs an extra dose of power, simply recharge in less than 8 hours using the included charger.
Nano Charger: only 3 cm long and therefore ideal for travelling. More than 18W power in the format of a small 5W charger. Fantastic efficiency with less heat generation in a small, feather-light design.
Charging like a pro: The PD Power Delivery fast charging function delivers fastest charging times …
£74.47
Amazon.co.uk
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Good to know- Charge up to 3 devices at once - you don't have to choose between working and listening to music anymore- With 20000 mAh of power you can fully charge your smartphone about six times, so you can go without a socket for days- LED indicators let you know when the power bank needs charging too- It comes with a USB-C cable so you can start using it straight away
£29.99
Currys.co.uk
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Currys.co.uk
This 20,000 mAh powerbank is a reliable companion for charging laptops, tablets and smartphones on the go. With a remarkable 65W output capacity, you can charge even the most demanding devices with ease. Equipped with a USB-C port for input and output, a USB-C port for output only, and an additional USB-A port, this powerbank offers versatility to charge multiple devices simultaneously.Designed for comfort and style, the powerbank features a soft-touch material for a comfortable grip, while one side is made of fabric, providing better traction and an attractive appearance. The LED display provides real-time information on the powerbank´s charge percentage and power output, so you´re always in…
from £82.00
Compare prices and buy Celly PBPD65W20EVOBK
£63.00
£82.00
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Energizer 20000mAh Power Bank Macbooks
from £41.46 up to £51.74 
Compare prices and buy Energizer 20000Mah Power Bank. Macbooks XP20001PD-GY
£41.00
£43.00
£52.00
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[Power and thin] This 20,000 mAh backup battery can charge a smartphone 6-8 times to ensure an emergency power supply. It offers a considerable energy reserve, which is especially useful for longer trips, hikes or emergency situations. [Backup Battery with Ports] You can charge your devices via the USB-A port and USB-C port. It allows you to charge multiple devices such as smartphones, tablets, headphones, smartwatches, cameras and even laptops at the same time. Thus, it offers a versatile charging solution. [Compact and Slim External Battery] This battery is designed to allow you to use your smartphone and hold both devices with one hand. LED display: Thanks to the digital display, the remaining …
£23.18
Amazon.co.uk
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Amazon.co.uk
Powerful battery : 20,000 mAh capacity 2 x USB connectors Micro USB and Type-C connector for charging the battery Classic and elegant design
£39.90
Amazon.co.uk
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Amazon.co.uk
Maximum power: This powerful power bank in compact size impresses with a strong capacity of 20,000 mAh and an output power of 4.5 A. It is ideal for charging smartphones, tablets, notebooks, GPS, flashlights, etc. FAST & SECURE: Compatibility with QuickCharge 3.0 and Power Delivery even allows you to charge laptops and notebooks! Our Ansmann MultiSafe technology protects electronic circuits from any possible damage Always overview: control the remaining charge level with the practical LCD display percentage accuracy and never go out of the house again without energy Ready for flight: with 74 Wh, this external battery for iPhone, Samsung, Huawei, Google, etc. is accepted by airlines in the …
£43.01
Amazon.co.uk
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Juice JUI-PBANK-MAX-20000MA-ECO-BLK 20000 mAh Black
from £28.00 up to £30.54 
Compare prices and buy Juice JUI-PBANK-MAX-20000MA-ECO-BLK 20000 mAh Black JUIPBNKMAX20000MECOB
£28.00
£31.00
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Compatibile con tanti dispositivi: 20.000 mAh per soddisfare le esigenze dei possessori di smartphone, tablet, auricolari, cuffie, speaker, droni, e-reader, console Ricarica due device alla volta: grazie alle due uscite USB alimenta in tutta sicurezza i dispositivi senza rischi di surriscaldamento o sovraccarichi Alimentazione rapida: la porta USB da 2.1a è in grado di ricaricare uno smartphone del 50% in circa 30 minuti Ricarica x 8: il powerbank è in grado di ricaricare fino a 8 volte uno smartphone con batteria da 2.500 mAh Cavetto di ricarica: alimenta il powerbank con il cavetto incluso nella confezione
£31.15
Amazon.co.uk
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Ruck 20000mAh Power Bank
With 130W USB Charging

100W Portable Laptop Charging

Rucks fast USB-C charging is perfect for keeping your power-hungry MacBook Pro or Steam Deck going on your travels.

130W Dual Device Charging

Fast charge your MacBook Pro and iPhone 15 at the same time with 100W USB-C and 30W USB-A charging.

Big Battery in a Slim Chassis

Rucks 20000mAh battery can recharge an iPhone 15 Pro Max three times or add hours to your laptops battery life.

Handy Info At A Glance

With the touch of a button Ruck can show you how fast your devices are charging how long its battery will last and much more.

It Even Tells Time

When you dont want to drain your phones
from £72.36 up to £75.68 
Compare prices and buy ALOGIC Ruck 20000mAh Power Bank with 130W USB Charging R20KPB130W
£72.00
£76.00
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High Capacity: 20,000 mAh ultimate power capacity that can charge a standard smartphone up to 6 times, giving you extra 72 hours of time.
Dual Outputs: 2 USB-A output ports that can charge 2 devices at once.
Rapid Charging: 2.1A rapid charging for all of your charging needs.
LCD Display: The LCD indicator shows the battery level and charging status at a quick glance.
Dual Inputs: 1 USB-C and 1 micro-USB inputs can recharge based on your convenience.
PowerSafe: Guarantees against short circuit, and over-charging for your portable battery and devices.
£24.19
Amazon.co.uk
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Amazon.co.uk
Item: QOOVI 20000mAh&10000mAh Power bank Capacity Type: 20000mAh (74Wh) & 10000mAh (37Wh) Feature: LED Power Display Shell Material: Plastic Features: With LED Lamp Input Interface: Micro USB,USB Type C Output Interface :Double USB Battery Type: Li-polymer Battery Brand Name: QOOVI Type: Portable Power Bank Weight (20000mAh):380g Size (20000mAh): 135 * 70 * 28mm Weight (10000mAh): 220g Size (10000mAh): 135mm * 70mm * 14mm Output USB-1 & USB-2: 2.4A Max, 5V/2.1A Input Type C / Mirco: 5V/2.1A For iPhone: For iPhone 15 14 13 Pro Max Mini 12 11 Xs X 8 7 For Xiaomi: For Xiaomi mi 13 12 11 10 9 8 7 6 5X Mi Max 2 Redmi Note 10 9s 8 7 Pro For Samsung: For Samsung S23 S22 S21 S20 S10 Plus Note 10 9
£22.39
Joom.com
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Joom.com
Dual USB Charger / 20,000 mAh / Power Output (Max) 3 / microUSB Interfaces / 520 g
£24.49
Idealo.co.uk
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Idealo.co.uk
£29.79
Amazon.co.uk
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Amazon.co.uk
Dual USB Charger / 20,000 mAh / Power Output (Max) 3 / microUSB Interfaces
£18.99
Idealo.co.uk
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Idealo.co.uk
The information below applies to each unit in the pack Charge up to three devices at the same time with its USB-C port and dual USB-A ports Access up to 15W of power to charge up to three devices at the same time 20,000 mAH of power delivers up to 78 hours of additional battery life for your devices LED indicator light provides instant power bank status Comes with a 6-inch USB-A to USB-C cable Available in pink, blue and black 2-year warranty and 1500 CEW included
£48.99
Amazon.co.uk
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Amazon.co.uk
Powerful Fast Charge: Featuring QC 22.5W and PD 20W powerful output, this mobile phone power bank can fast fuel your devices, iPhone 15 Pro can be charged to 60% in 30 mins. Say goodbye to waiting. 3-in-1 Fast Charge: Equipped with 2*USB A ports and 1*USB C port, this portable charger can fast charge 3 devices simultaneously and meet your different charging needs. No more queuing when charging. Power for days: UGREEN 20000mAh Power Bank can meet 5-7 days of battery life, fully charge iPhone 15 Pro up to 4.5 times and 3 times for Galaxy S24 Ultra, ideal for travel, business trips, camping, or other outdoor activities. Smaller Size, Bigger Power: Advanced technology makes this portable charger …
£36.99
Amazon.co.uk
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Urban Factory UPB25UF power bank Polymer 20000 mAh Black
from £32.70 up to £37.75 
Compare prices and buy Urban Factory UPB25UF Polymer 20000 mAh Black
£33.00
£38.00
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CoreParts MBX-PB006 power bank Lithium-Ion (Li-Ion) 20000 mAh Black
£72.91
Smartteck.co.uk
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Smartteck.co.uk
Easy to use Good product for use Good performance Good quality
£36.08
Amazon.co.uk
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Amazon.co.uk
Good to know- This charger will give you about up to 75 hours of battery life for your devices, so you'll be covered for the entire weekend - You can charge up to 3 devices at once using the 2 USB ports and 1 USB-C port- There's a USB to USB-C cable included in the box so you'll have everything you need to get started- The LED light lets you know when it's time to recharge
£29.99
Currys.co.uk
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Currys.co.uk
100W Flash Charge: This 100W Laptop power bank can power up your devices at full speed, Macbook Pro 16" can be charged to 42% in just 30 mins via C1, and iPhone 15 can fast fuel to 60% in 30 mins. Less time to wait, more time to enjoy. 3-in-1 Fast Charging: Equipped with 2* USB C ports (USB C1 100W+ USB C2 30W) and 1* 22.5W USB A port, this powerful 20000mAh Power Bank fast charging can fast charge 3 devices simultaneously. No more queuing when charging. 20000mAh High Capacity: UGREEN USB C Power Bank 20000mAh can meet 5-7 days of battery life, fully charge iPhone 15 Pro up to 4.5 times and MacBook Air 15'' up to 1.1 times, ideal for travel, business trips, camping, or other outdoor activities.…
£79.99
Amazon.co.uk
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Amazon.co.uk
Maximum power: This powerful power bank in compact size impresses with a strong capacity of 20,000 mAh and an output power of 4.5 A. It is ideal for charging smartphones, tablets, notebooks, GPS, flashlights, etc. FAST & SECURE: Compatibility with QuickCharge 3.0 and Power Delivery even allows you to charge laptops and notebooks! Our Ansmann MultiSafe technology protects electronic circuits from any possible damage Always overview: control the remaining charge level with the practical LCD display percentage accuracy and never go out of the house again without energy Ready for flight: with 74 Wh, this external battery for iPhone, Samsung, Huawei, Google, etc. is accepted by airlines in the …
£50.83
Amazon.co.uk
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Amazon.co.uk
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