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UPS Battery Backups under $300

All UPS Battery Backups

6 UPS battery backups under $300 from CyberPower, Tripp Lite, APC and more. Most cost $230 to $284, and half cost less than $264.

All filtersFilters (1)×
Form: rack  ×Clear all
BrandTripp Lite3CyberPower2Eaton1
VA50041500115501
Watts3004110019001
Formrack6tower5
Pure sine wavePure sine wave2
DesignLine interactive3
Outlets6381
Rack mountableRack mountable6
PriceUnder $2502$250 & above4
Clear allShow 6 UPS Battery Backups
Form: rack  ×6 resultsSort byRecommendedSpec scorePrice: low to highPrice: high to low
Tripp LiteSpec score 7.9

500 VA, 300 Watts, rack, Line interactive

+300 W output capacity
+1U rackmountable form factor
+Network connectivity for monitoring
−Low 300 W output for larger equipment
$229.99-21%Was: $289.95
as of 11/04/2026 11:08 PST - Details
CyberPowerSpec score 8.1

500 VA, 300 Watts, rack, 6 Outlets

+Pure sine wave output for sensitive electronics
+1U rackmount form factor fits standard server racks
+Compact 500VA capacity for small loads
−Only 300W output limits it to light loads
$269.95
as of 11/04/2026 05:09 PST - Details
Tripp LiteSpec score 7.7

500 VA, 300 Watts, rack, Line interactive

+Compact 1U rack form factor
+500VA capacity for small rack equipment
+Six outlets for multiple devices
−300W output limits higher-draw equipment
$259.00
as of 11/04/2026 11:08 PST - Details
CyberPowerSpec score 7.4

500 VA, 300 Watts, rack, 6 Outlets

−500 va: 19 of the 24 here have a higher va
$219.95-8%List: $239.95
as of 11/04/2026 11:07 PST - Details
EatonSpec score 8.4

1550 VA, 1100 Watts, rack, Line interactive

+Pure sine wave output for sensitive electronics
+Fits a 1U rack or mounts on a wall
+Line-interactive design regulates voltage without battery use
$284.99
as of 11/04/2026 11:08 PST - Details
Tripp LiteSpec score 7.9

1500 VA, 900 Watts, rack, 8 Outlets

+1500 va: only 1 of 24 here have a higher va
+900 watts: only 3 of 26 here have more watts
$276.99
as of 11/04/2026 11:08 PST - Details

Compare specs

UPS battery backupVAWattsOutletsSpec scorePrice
5003007.9$229.99
as of 11/04/2026 11:08 PST - Details
50030068.1$269.95
as of 11/04/2026 05:09 PST - Details
50030067.7$259.00
as of 11/04/2026 11:08 PST - Details
50030067.4$219.95
as of 11/04/2026 11:07 PST - Details
155011008.4$284.99
as of 11/04/2026 11:08 PST - Details
150090087.9$276.99
as of 11/04/2026 11:08 PST - Details

Before you buy

Other price ranges

RAID and HBA Cards868KVM Switches623NAS Devices533PDUs683Server Racks640Room Cooling and Sensors902Servers229Binoculars228Network Cables1,382Cameras2,556PC Cases264Chromebooks196

Popular filters

UPS Battery Backups under $100195UPS Battery Backups under $75186UPS Battery Backups under $50164Rack-Mountable UPS Battery Backups94Pure Sine Wave UPS Battery Backups92Online UPS Battery Backups831500 VA UPS Battery Backups74Rack-Mount UPS Battery Backups72

Related product types

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Spec scores, pros and cons, and prices are explained in the How it works section of the About page.