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20000 mAh power banks

 prices on 150 models  
~ 20,000 mAh
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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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[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 …
£23.22
Amazon.co.uk
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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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USB-C and USB output, slim aluminum design
Non-slip coating, compact and lightweight
Short-circuit proof, surge protection
£60.88
Amazon.co.uk
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Dual USB Charger / 20,000 mAh / Quick Charging Technology Power Delivery 3.0
£79.99
Idealo.co.uk
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Idealo.co.uk
Unique magnetic mechanism design: supports wireless charging with 15 W and uses the latest magnetic technology from Magsafe with 28 powerful magnets, which are arranged in double circle arrangement with double attraction. With high-precision alignment magnets and a magnetic mechanism, magnetic force allows precise alignment between the power bank and the device. It can reach 14N voltages and 4440Gs induction. 【Support for various charging scenarios】: The power bank supports wireless charging with 15W and 20W PD fast charging, thanks to advanced electronic control technology. PD (Power Delivery) technology intelligently detects the device's requirements, regulates the output current for
£43.44
Amazon.co.uk
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Powerful powerbank with 4 ports (1x input Micro USB, 2x output USB A, 1x bidirectional port USB Type C) to charge up to 3 devices at once Tech Trend: USB Type C 5V/ 3A input and output for speed charging with up to 15 Watt Stylish and texturized premium design with VARTA brand elements Designed with VARTA's Advanced Safety Technology that has been awarded with the EU Product Safety Award in Gold Scope of delivery: 1x VARTA Power on Demand Power Bank 20000 mAh, frust-free packaging
£23.81
Amazon.co.uk
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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 £81.99 up to £91.94 
Compare prices and buy Celly PBPD65W20EVOBK
£82.00
£92.00
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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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The Juice ECO Max Power Bank with 20000mAh (7 Full Charges) battery capacity. The perfect accessory for a day or two off the grid if you know you'll be without mains power for your little staycation this year don't forget to pack the Juice Max Power Bank to make sure all your devices are powered up. You don't want to miss the perfect photo op!

Plus now being made from 100% recycled plastic means its kinder for the planet.

The Juice Max has been labelled the best power bank Which? have reviewed. With a whopping 20W output from its USB-C Port and a further 18W from its USB-A ports it charges an average smartphone from 0-50% battery in only 50 minutes and holds seven complete …
from £26.87 up to £29.19 
Compare prices and buy Juice JUI-PBANK-MAX-20000MA-ECO-NVY 20000 mAh Navy PBANKMAX20000MAECONV
£27.00
£29.00
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Charge your devices on-the-go with the Belkin 20000 mAh Portable Power Bank with 30 W USB-C Fast Charge. It comes with an MFI license, so it's a great choice for Apple devices with a Lightning connector, including Mac. And with a whopping 20000 mAh capacity, you can get up to eight full charges for your smartphone or tablet. The power bank also features a rapid charging port, so you can get your powerbank or device recharged & ready to go in no time.
£59.99
Currys.co.uk
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Currys.co.uk
Dual USB Charger / 20,000 mAh / Quick Charging Technology Power Delivery 3.0 / USB-A Interfaces / 365 g
£32.62
Idealo.co.uk
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Idealo.co.uk
HIGH CAPACITY: 20000mAh wireless powerbank built with lithium polymer batteries. Lightweight charger with high safety standards. Equipped with 3 outputs, one wireless, 1 USB-A and 1 USB-C. SMART WIRELESS CHARGING: Supports up to 5W | 7.5W | 10W | depending on device - simply place your phone or device in the middle of the charger pad for easy wireless charging. Automatically detects and adjusts current intensity according to the type of device connected PD technology (power delivery: charges your device from 0 to 75% charge in just 30 minutes. Unlike common portable battery chargers, Energizer wireless charger is equipped with PD technology, which unlike the common QC (quick charge) technology …
£34.90
Amazon.co.uk
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£29.79
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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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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3 PORTS W/ FAST CHARGING: This BoostCharge power bank lets you simultaneously charge up to 3 devices with a USB-C port and 2x USB-A ports. Get a fast, dependable charge to your iPhone or android. HIGH CAPACITY & INCLUDED CABLE: Pre-charged and ready to use, with 20,000 mAh of power delivering 78 hours of additional battery life to your smartphone. A 6-inch USB-C to USB-A cable is included so you can start charging compatible devices right away! VERSATILE PD COMPLIANCE: The BoostCharge 3-Port Power Bank supports fast charging for smartphones, tablets, and other PD-enabled devices with 15W maximum output. LED INDICATOR LIGHT: This Belkin power bank is designed with a built-in LED light that …
£34.99
Amazon.co.uk
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Brand Name: QOOVI Items: QOOVI 20000mAh 45W Powerbank Color: Blue Weight: 347g Size: 150mm * 64mm * 22mm Shell Material: Silicon Features: With LED Lamp Support Quick Charge Technology: Two-way Quick Charge Input Interface: USB Type C, Lightning Output Interface: USB-A,USB-Type C Battery Type: Li-polymer Battery Input: USB Type C & Lightning USB Type C Input(45W Max.): 20V/2.25A, 15V/3A, 9V/3A, 5V/3A Lightning Input(20W Max.): 9V/2.22A, 12V/1.7A, 5V/2.4A USB C Output(45W Max.): DC 20V/2.25A, 15V/3A, 9V/3A, 5V/3A USB A Output(22.5W Max.): DC 4.5V/5A, 5V/4.5A, 5V/3A, 9V/2A, 12V/1.5A For Laptop: For MacBook Pro 16 15 14 13 Air 13 2022 2021 2020 Matebook 14 13 ThinkPad For IPhone: For iPhone 15
£41.61
Joom.com
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Joom.com
Fast charging, high capacity power bank. Charge 2 mobile devices at the same time, such as your smartphone, tablet, e-reader, wireless headphones or other small device. Perfect for heavy video users and those who regularly use multiple devices. The 4 level digital battery display shows how much charge is remaining. Ideal for long journeys and trips away. With enough power for up to 8 phone charges, the MIXX PowerUp 8 keeps up with your demanding lifestyle. Specifications 20000mAh power bank 2 USB ports - charge your phone and another mobile device at the same time Charge your phone up to 8 times 4 level battery indicator Capacity: 20000mAh / 74Wh Output: 2x DC 5V, 2.1A Input: DC 5V 2A Dimensions …
£16.99
RobertDyas.co.uk
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RobertDyas.co.uk
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
GP PowerBank MP20B 20000mAh USB-C/USB-A 130M20B Mobile Power Supply
£34.19
Amazon.co.uk
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Amazon.co.uk
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
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