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20000 mAh power banks

 prices on 150 models  
~ 20,000 mAh
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Energizer 20000mAh Power Bank Macbooks
from £41.46 up to £48.36 
Compare prices and buy Energizer 20000Mah Power Bank. Macbooks XP20001PD-GY
£41.00
£43.00
£48.00
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Dual USB Charger / 20,000 mAh / Quick Charging Technology Power Delivery 3.0 / USB-A Interfaces / 365 g
£32.65
Idealo.co.uk
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Idealo.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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Amazon.co.uk
Safety and comfort: the everActive power bank consists of a high-quality lithium polymer battery. The built-in advanced chip automatically detects the connected device and charges it with the appropriate maximum current. The intelligent iQ Smart Charging technology ensures extremely fast charging and advanced security. An integrated safety unit ensures absolute protection against overcharging, deep discharge, short circuit and excessive current. INNOVATION THROUGH HIGH PERFORMANCE AND RELIABILITY: The charging process starts automatically, no need to press a button. With the LED indicator on the housing, the charging status can be checked at any time. The satin-coloured case is resistant to …
£25.49
Amazon.co.uk
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Amazon.co.uk
USB-C and USB output, slim aluminum design
Non-slip coating, compact and lightweight
Short-circuit proof, surge protection
£61.14
Amazon.co.uk
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Amazon.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
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.
£24.84
Amazon.co.uk
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Amazon.co.uk
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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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 …
£51.27
Amazon.co.uk
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Amazon.co.uk
The best emergency charging, equipped with two USB-C and MICRO-USB input ports and a 12W USB output port for charging the device Compact: reduced volume thanks to high-density lithium polymer cells, so you can always carry it on Design: non-slip paint to ensure a solid grip and skin-friendly soft material coating BOX CONTENTS: Portable battery charger, USB-C cable, instructions
£34.01
Amazon.co.uk
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Amazon.co.uk
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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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.…
£63.98
Amazon.co.uk
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Amazon.co.uk
Specifications:Design:- Number of devices connected simultaneously (max.): 1- Charger Compatibility: Universal- Shape: Rectangle- LED indicators: YesPerformance:- Charging source: USB- Battery technology: Lithium- Battery capacity: 20000mAhPower control:- Input voltage: 5V- Input current: 2A- Output voltage: 12V- Output current: 1.67A- Current Port 2 Output: 1.5APorts and Interfaces:- Input interface: USB Type C- USB A number of outputs: 1- Number of USB Type C ports: 1Environmental conditions:- Operating temperature range: 0 - 40°CWeight and measurements:- Broad: 68.5mm- Depth: 25mm- Height: 137mm- Weight: 401g
from £20.99 up to £34.52 
Compare prices and buy Celly PBE20000EVOBK
£21.00
£35.00
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This large-capacity battery is equipped with 2 USB-A ports on the front with 2.1A power each. It allows you to charge 2 devices simultaneously and very quickly. This battery is very fine and can be taken and travel with you in all circumstances.
from £32.70 up to £37.75 
Compare prices and buy Urban Factory UPB25UF power bank Polymer 20000 mAh Black
£33.00
£38.00
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Dual USB Charger / 20,000 mAh / Quick Charging Technology Power Delivery 3.0 / USB-A Interfaces / Black / 365 g
£37.99
Idealo.co.uk
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Idealo.co.uk
Charge full-steam at your next adventure with the Bear Grylls 20,000mAh Power Bank, a four-port beast with one of the smallest footprints of its type that can simultaneously charge up to five devices - on the move or back at camp - for long periods of time. Compact and multifunctional, the power bank has multiple ports to charge up to five devices at one time - 4 USB, 1 Micro USB and 1 USB Type-C. You can charge all your devices, even your laptop, using the USB Type-C USB with Power Delivery, which has up to 20V output. Bundled together inside the accessories kit is a water-resistant carry case, ready for the elements, and a Nylon Type-C and Micro USB all-in-one cable, ensuring you are always …
£66.99
RobertDyas.co.uk
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RobertDyas.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
£43.43
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
22.5w High Speed:This 22.5w Power bank combines PD3.0 and QC4+ fast charging technology. It can charge the latest iPhone from 0% to 60% in 35 minutes, three times faster than a traditional 1A charger. Just put it in your pocket, and you can power all your devices, even the entire family. Build in Full Metal:This power bank is made of aluminum alloy with a precise color plating process. It has a fine colour surface and a shimmering metallic lustre. The stunning design not only looks great, but also helps dissipate heat during the charging process. Know Before You Go:A digital display shows the percentage of power remaining and when to recharge. Fully charge your power bank before you go and …
£35.84
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 / Quick Charging Technology Power Delivery 3.0
£79.99
Idealo.co.uk
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Idealo.co.uk
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