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UPS Battery Backups under $900

All UPS Battery Backups

3 UPS battery backups under $900 from CyberPower and Tripp Lite. Prices run $813 to $859.

CyberPowerSpec score 8.3

1000 VA, 800 Watts, 7 Outlets

+Pure sine wave output for sensitive electronics
+Compact 1U rack or tower form factor
+Automatic shutdown support for connected computers
−Seven outlets, fewer than most comparable models
−800W real power output is lower than 1000W models
$812.95
as of 11/04/2026 11:08 PST - Details
RctcbrzvtwSpec score 7.3

1000 VA, 800 Watts, Line interactive

+800 W output capacity
+Rackmountable for server racks
+Line interactive topology
−Built-in battery included in the unit
$859.16
as of 11/04/2026 11:08 PST - Details
CyberPowerSpec score 8.9

1000 VA, 1000 Watts, 8 Outlets

+Pure sine wave output for sensitive electronics
+Eight outlets for multiple connected devices
+Built-in network management support
$836.95
as of 11/04/2026 05:09 PST - Details

Compare specs

UPS battery backupVAWattsOutletsSpec scorePrice
100080078.3$812.95
as of 11/04/2026 11:08 PST - Details
10008007.3$859.16
as of 11/04/2026 11:08 PST - Details
1000100088.9$836.95
as of 11/04/2026 05:09 PST - Details

Before you buy

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