Best Computer Uninterruptible Power Supply Units of 2026

Kenneth Collin Avatar
Kenneth Collin
Last Updated: 4 Feb 2026

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Computer Uninterruptible Power Supply Units, commonly referred to as UPS, are devices designed to provide backup power to computers in the event of an unexpected power outage or voltage drop. These units typically contain a rechargeable battery that can power a computer for a short period of time while the user saves any unsaved work and safely shuts down the system. UPS units also provide surge protection to safeguard against power spikes and surges that can damage computer hardware. They are an essential component for businesses and individuals who rely heavily on their computers for work or personal use.

At a Glance: Our Top Picks

SKE 1500VA/900W UPS Battery Backup Unit Cover #TOP 1
SKE 1500VA/900W UPS Battery Backup Unit
ftb score rating icon 9.8
APC 1050VA UPS Battery Backup with USB Ports Cover #TOP 2
APC 1050VA UPS Battery Backup with USB Ports
ftb score rating icon 9.7
BPC Energy 1000VA UPS with 8 Outlets Cover #TOP 3
BPC Energy 1000VA UPS with 8 Outlets
ftb score rating icon 9.5

Top 8 Computer Uninterruptible Power Supply Units

#TOP 1

SKE 1500VA/900W UPS Battery Backup Unit

SKE SMART KEY ENERGY
1500VA/900W
Black
1500VA/900W
SKE 1500VA/900W UPS Battery Backup Unit Cover
SKE 1500VA/900W UPS Battery Backup & Surge Protector UPS Battery Backup Unit for Computer Router Modem Uninterruptible Power Supply

The SKE UPS Battery Backup ensures that you experience uninterrupted power during sudden outages, keeping your computer, Wi-Fi router, and modem connected. With automatic voltage regulation, it protects your devices from overcharging and surges, thus prolonging their lifespan. Its compact design allows it to blend seamlessly into your workspace, while the smart LCD screen provides real-time monitoring of voltage and battery status. You can also manage your devices effectively with software compatible with Windows, MacOS, and Linux, enabling automatic shutdown notifications in emergencies.

What We Like
Reliable power supply
Voltage protection
Compact design
Real-time monitoring
Cross-platform management
#TOP 2

APC 1050VA UPS Battery Backup with USB Ports

APC
BE1050G2-UK
black
APC 1050VA UPS Battery Backup with USB Ports Cover
APC UPS for Home, 1050VA UPS Battery Backup with AVR, 8x British BS1363A outlets, (2) USB Charger Ports, Back-UPS Uninterruptible Power Supply, BE1050G2-UK

The APC BE1050G2-UK UPS is a reliable 1050VA/600W battery backup designed to keep you connected during power outages. With eight outlets providing battery backup and surge protection, you can safeguard your devices while ensuring uninterrupted power. Additionally, the two USB charging ports allow you to conveniently charge your mobile devices, making it easier to stay connected. Its sleek and compact design ensures it fits well in any space, providing both functionality and aesthetic appeal.

What We Like
Reliable battery backup
Surge protection for devices
Convenient USB charging ports
Sleek and compact design
#TOP 3

BPC Energy 1000VA UPS with 8 Outlets

BPC Energy
PO1000
Black
BPC Energy 1000VA UPS with 8 Outlets Cover
BPC Energy UPS Power Supply UK - 1000VA UPS with 8 Outlets - UK Plug BS1363A - Surge Protected | Reliable Computer Uninterruptible Power Supply Units for Home & Office

The BPC Energy UPS 1000VA ensures that your devices remain operational during power outages, thanks to its robust 1000VA power capacity. With 8 surge-protected outlets, you can connect multiple devices at once, providing comprehensive protection against electrical surges. Additionally, it features two USB charging sockets that offer clean and reliable power, along with an LED display for easy monitoring. This versatility makes it an ideal choice for both home and office, enhancing your productivity during power disruptions.

What We Like
Stable power supply during outages
Multiple surge-protected outlets
USB charging sockets available
User-friendly LED display
Compatible with various devices
#TOP 4

APC Back-UPS Pro BR1600MI UPS System

APC
BR1600MI
Black
APC Back-UPS Pro BR1600MI UPS System Cover
APC by Schneider Electric Back UPS Pro - BR1600MI - UPS 1600VA (8 IEC Outlets, LCD Interface, 1GB Dataline Protection),Black

The APC Back-UPS Pro is designed to provide reliable battery backup and surge protection for your essential electronics, including computers and gaming consoles. Its LCD interface makes it easy for you to monitor the utility and UPS conditions at a glance. With automatic voltage regulation (AVR), you can work through brownouts and overvoltage without interruption. Additionally, the unit features eight IEC outlets, ensuring that your devices remain powered and protected from surges.

What We Like
Reliable battery backup
Easy-to-read LCD interface
Automatic voltage regulation
Multiple surge protection outlets
#TOP 5

SKE Mini UPS DC20000mAh Battery Backup

SKE SMART KEY ENERGY
20000mAh
Black
DC20000 Plus
SKE Mini UPS DC20000mAh Battery Backup Cover
SKE Mini UPS UK DC20000mAh Battery Backup & Surge Protector UK Uninterruptible Power Supply for Router Modem USB Type-C Mini UPS 5V/9V/12V

The SKE Mini UPS DC20000mAh offers uninterrupted power supply, ensuring your WiFi stays connected during power outages by powering your router and modem for up to 7 hours. It features high compatibility with five ports, allowing you to charge various devices such as tablets and phones quickly and efficiently. The device also includes multiple intelligent protections like automatic voltage regulation, safeguarding your electronics from short circuits and surges. Compact and lightweight, this mini UPS is easy to carry, making it perfect for use both at home and on the go.

What We Like
Long 7-hour power backup
Five versatile charging ports
Automatic voltage protection
Compact and lightweight design
Battery level indicator included
#TOP 6

CyberPower BR1000ELCD-UK UPS with USB Charging

BR1000ELCDUK
Black
1000VA/600W
CyberPower BR1000ELCD-UK UPS with USB Charging Cover
CyberPower BR1000ELCD-UK BRICs Series, 1000VA/600W, 6 UK Outlets (3 Surge only, 3 UPS and Surge), 1 USB Charging Port, AVR, Brick Format

The CyberPower BR1000ELCD-UK provides essential battery backup and surge protection for your electrical devices, including PCs, NAS, and gaming consoles. With six UK plug sockets, you can conveniently connect multiple devices, ensuring they remain powered during outages. The unit offers a 1000VA/600W capacity with a runtime of six minutes at half load, giving you a small window to safely save your work. Automatic Voltage Regulation (AVR) is also included, which helps maintain stable voltage levels, protecting your equipment from damage.

What We Like
Multiple UK plug sockets
Battery backup for devices
Automatic Voltage Regulation
USB charging port
#TOP 7

APC Back-UPS Connect CP12036LI 12V 36W Mini UPS

APC
CP12036LI
White
One Size
APC Back-UPS Connect CP12036LI 12V 36W Mini UPS Cover
APC Back-UPS Connect - CP12036LI - 12V DC 36W Lithium-Ion Mini UPS, designed for Routers, Smart Home Controllers, VoIP devices, Networking gear and more

The APC Back-UPS Connect CP12036LI is a 12V DC uninterruptible power supply that delivers 36 watts of power, ideal for keeping your routers, smart home controllers, and networking devices running smoothly during power interruptions. Its lithium-ion battery ensures a reliable, long-lasting energy source, while the inclusion of three different DC tips makes it easy for you to connect a variety of devices without hassle. With up to four hours of runtime, you have ample time to maintain your internet and smart home systems without disruption. The LED indicators provide clear information about the UPS status and battery capacity, helping you stay informed at a glance.

What We Like
Compact 12V DC power supply
Reliable lithium-ion battery
Three DC tips for compatibility
Up to 4 hours runtime
Clear LED status indicators
#TOP 8

SKE Mini UPS 10400mAh Battery Backup for Router

SKE SMART KEY ENERGY
DC10400 Pro
Black
10400mAh
SKE Mini UPS 10400mAh Battery Backup for Router Cover
SKE Mini UPS 10400mAh Battery Backup & Surge Protector for Router Modem Uninterruptible Power Supply Mini UPS

The SKE Mini UPS offers uninterrupted power to keep your WiFi router running smoothly during power switches, ensuring your internet connection stays stable. With a 10400mAh capacity, it can power an 18W router for around two hours, giving you peace of mind. Its four output ports provide high compatibility, allowing you to back up routers, modems, and quickly charge devices like cameras and smartphones. Thanks to its compact and lightweight design, you can easily carry this mini UPS outdoors, making it as convenient as a portable power bank.

What We Like
Uninterrupted WiFi connection
Multiple output ports
Compact and lightweight
Automatic voltage protection
Buying Guide Image

Frequently Asked Questions (FAQs)

1. What are UPS units?

What is a UPS device? During power surges and failures, Uninterruptible Power Supply (UPS) devices keep computer systems and IT equipment safe and operational. An Uninterruptible Power Supply (UPS) provides battery backup power when the flow of electricity drops to an inadequate voltage, or if it stops.

2. What size UPS do I need for a computer?

The more power that is consumed, the less time the UPS will be able to power everything. When choosing a UPS, it is generally recommended you chose one with an output watt capacity 20-25% higher than the total wattage of the devices you want to connect.

3. How much units does a UPS consume?

It's common for UPS to only use between 3 to 10W per hour, depending on their size. This tends to cost just a few extra cents per day in the United States. When you install a UPS, it will consume extra electricity.

4. Which is the best UPS for PC?

Top 10 Best UPS For PC Brand Review. Zebronics ZEB-U775 Power Supply UPS.Microtek Tuff Power Pro+ 650VA UPS.Luminous UPS 600va.ikarus MICROTEK Legend UPS 650.Foxin 600VA/360Watt Uninterrupted Power Supply FPS-755.VGUARD UPS SESTO 600 – 600VA- Application Desktop UPS.

Editor's Notes

During our computer uninterruptible power supply unit research, we found 306 computer uninterruptible power supply unit products and shortlisted 8 quality products. We collected and analyzed 14,747 customer reviews through our big data system to write the computer uninterruptible power supply units list. We found that most customers choose computer uninterruptible power supply units with an average price of £114.13.

The computer uninterruptible power supply units are available for purchase. We have researched hundreds of brands and picked the top brands of computer uninterruptible power supply units, including SKE SMART KEY ENERGY, APC, BPC Energy, Cyberpower.

Written by
Kenneth Collin Avatar

Kenneth Collin graduated from Imperial College, London, at 22. He is a UX/UI designer, a web developer, and a writer, amongst others. At age 14, Kenneth programmed his first app. Kenneth's app served as a remote control for censored devices. "When I was 8, I would pick up scraps from electronics and try to rebuild or at least fix them," Kenneth said in one of his recent articles on Home repairs for top gadgets.