Best Small Battery Backup For Computer In July 2025

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To help you choose the Best Small Battery Backup For Computer, we’ve put together this comprehensive guide. We have tried to cover as much variety as possible. Hope you will find it helpful!

To help you in your search, we have completed this list of the Best Small Battery Backup For Computer.

Top Rated Best Small Battery Backup For Computer Of 2025

Rank	Product Name	Score
1	Vertiv Desktop 400VA/240W UPS Battery Backup and Surge Protection Buy Now	9.7 Buy Now
2	APC UPS BE425M, 425VA UPS Battery Backup Surge Protector, Backup Battery Uninterruptible Power Buy Now	9.5 Buy Now
3	CyberPower ST425 Standby UPS System, 425VA/260W, 8 Outlets, Compact Buy Now	9.1 Buy Now
4	CyberPower CP350SLG Standby UPS System, 350VA/255W, 6 Outlets, Compact Buy Now	8.8 Buy Now
5	APC UPS, 600VA UPS Battery Backup & Surge Protector, BE600M1 Backup Battery Buy Now	8.6 Buy Now
6	APC Back-UPS 850VA UPS Battery Backup (BE850M2) Buy Now	8.3 Buy Now
7	AmazonBasics Standby UPS 800VA 450W Surge Protector Battery Backup, 12 Outlets Buy Now	8.1 Buy Now
8	APC UPS, 1500VA UPS Battery Backup & Surge Protector, BX1500M Backup Battery, AVR Buy Now	7.8 Buy Now
9	APC Back-UPS Pro 700VA UPS Battery Backup & Surge Protector (BR700G) Buy Now	7.5 Buy Now
10	CyberPower AVRG750U AVR UPS System, 750VA/450W, 12 Outlets, Compact,Black Buy Now	7.2 Buy Now

1. Vertiv Desktop 400VA/240W UPS Battery Backup and Surge Protection

• Three-year, full unit coverage including the battery with no-hassle, advanced replacement warranty
• Up to 15 minutes of runtime for an entry level pc
• Co-axial cable surge suppression and ethernet (rj45) surge suppression connections
• Automatic ups restart after utility power returns
• Illuminated power/battery indicator, with audible alarm when in battery mode
• 5 power outlets - three surge and battery protected outlets with two surge-only outlets

2. APC UPS BE425M, 425VA UPS Battery Backup Surge Protector, Backup Battery Uninterruptible Power

• Backed by apc's 3 year warranty, and $75,000 connected-equipment policy
• 425va / 225w backup battery power supply
• 5' power cord, right-angle 3-prong wall plug (nema 5-15p). wall mountable
• During a power outage, an apc ups battery backup power supply provides backup power for essential home electronics. ideal battery backup for wifi routers.
• 6 outlets (nema 5-15r): 4 ups battery backup with surge protection outlets, and 2 surge protector only outlets

3. CyberPower ST425 Standby UPS System, 425VA/260W, 8 Outlets, Compact

• 425va/260w standby battery backup uninterruptible power supply (ups) system
• Greenpower ups high-efficiency design: reduces power consumption by utilizing a compact charger and power inverter to create an ultra-efficient backup power system for home and office use
• 3-year warranty including the battery, $75,000 connected equipment guarantee
• Additional features: led status light indicates power-on and wiring fault, transformer-spaced outlets. 5 ft. cord with nema 5-15p plug
• 8 nema 5-15r outlets: four battery backup & surge protected outlets, four surge protected outlets safeguard home office and entertainment needs, including computers, gaming consoles, and broadband routers

4. CyberPower CP350SLG Standby UPS System, 350VA/255W, 6 Outlets, Compact

• 3-year warranty including the battery, $75,000 connected equipment guarantee
• Led indicators: led status lights indicate power-on and wiring fault
• 6 nema 5-15r outlets: three battery backup & surge protected outlets, three surge protected outlets safeguard desktop computers, workstations, networking devices and home entertainment equipment
• Standby topology: ensures that when incoming power drops below or surges above safe voltage levels, the ups switches to dc battery power and then inverts to ac power to run connected equipment
• 350va/255w standby battery backup uninterruptible power supply (ups) system

5. APC UPS, 600VA UPS Battery Backup & Surge Protector, BE600M1 Backup Battery

• Backed by apc's 3-year warranty, plus a $75,000 connected-equipment policy
• 5' power cord, right-angle 3-prong wall plug (nema 5-15p), wall-mountable, plus free windows pc power-management software (mac os uses native "energy saver" settings)
• 7 outlets (nema 5-15r): 5 ups battery backup with surge protection outlets, and 2 surge protector only outlets
• 600va / 330w backup battery power supply
• 3-5 year battery life. apc ups replacement battery sold separately (part # apcrbc154)
• One usb charger port (1.5a) for cell phones and other portable electronics

6. APC Back-UPS 850VA UPS Battery Backup (BE850M2)

• Two usb charger ports (2.4a shared)
• 850va / 450w backup battery power supply
• 3-5 year battery life. apc ups replacement battery sold separately (part # rbc17)
• 9 outlets (nema 5-15r): 6 ups battery backup with surge protection outlets, and 3 surge protector only outlets
• 5' power cord, right-angle 3-prong wall plug (nema 5-15p), wall-mountable, plus free windows pc power-management software (mac os uses native "energy saver" settings)
• Backed by apc's 3-year warranty, plus a $75,000 connected-equipment policy

7. AmazonBasics Standby UPS 800VA 450W Surge Protector Battery Backup, 12 Outlets

• 5-foot cord with nema 5-15p right angle and 45-degree offset plug (120v - 50hz / 60hz)
• 12 outlets total (nema 5-15r), consisting of 6 surge-protected outlets and 6 surge-protected/battery-backup outlets
• Small compact size for easily integrating into home or office environment
• Uninterruptible power supply (ups) with 800va / 450w battery backup, ideal for desktop computers, home networks, iot devices, and home-entertainment devices
• Note: please check the total device power consumption when applying battery backup outlet, for optimal system performance, keep the load below 80% of the unit's rated capacity.
• Power management software is available for download below (refer to the product description section)

8. APC UPS, 1500VA UPS Battery Backup & Surge Protector, BX1500M Backup Battery, AVR

• 10 outlets (nema 5-15r): 5 ups battery backup with surge protection outlets, and 5 surge protector only outlets
• 1500va / 900w backup battery power supply
• Automatic voltage regulation (avr) instantly corrects low/high voltage fluctuations, and is active pfc compatible
• 3-5 year battery life. ups replacement battery for bx1500m sold separately (part # apcrbc124)
• Backed by apc's 3-year warranty, plus a $250,000 connected-equipment policy
• 1 gb network dataline protection, 6' power cord, right-angle 3-prong wall plug (nema 5-15p), and free windows pc power-management software (mac os uses native "energy saver" settings)

9. APC Back-UPS Pro 700VA UPS Battery Backup & Surge Protector (BR700G)

• When the power goes out, an apc battery backup with surge protection provides guaranteed power for computers, external hard drives and other electronics, including your wireless router so you can maintain a network connection for your iot devices when you need it most
• 6 total outlets: 3 outlets provide ups power backup and surge protection, 3 outlets offer surge protection only
• Automatic voltage regulation (avr) maintains safe voltage conditions without using backup battery power
• 700va / 420w battery backup uninterruptible power supply (ups)
• Typical recharge time: 12 hour(s)

10. CyberPower AVRG750U AVR UPS System, 750VA/450W, 12 Outlets, Compact,Black

• 3-year warranty including the battery, $150,000 connected equipment guarantee and free powerpanel personal edition management software (download)
• Data line protection: prevents power surges that travel through telephone lines from causing damage to electronics
• 12 nema 5-15r outlets: six battery backup & surge protected outlets, six surge protected outlets safeguard desktop computers, workstations, networking devices and home entertainment equipment
• 750va/450w avr battery backup uninterruptible power supply (ups) system
• Automatic voltage regulation (avr): corrects minor power fluctuations without switching to battery power, thereby extending the life of the battery