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900W UPS Battery Backups

All UPS Battery Backups

12 900W UPS battery backups from APC, CyberPower, Tripp Lite and more. Most cost $300 to $864, and half cost less than $472.

Top brands: APC (7)Tripp Lite (4)

APCSpec score 8.5

1500 VA, 900 Watts, tower, Line interactive

+Pure sine wave output for sensitive electronics
+Line interactive design regulates voltage
+Tower form factor for desktop or floor placement
−Lower 900 watt output than most 1500VA units
$578.30-17%List: $696.99
as of 11/04/2026 05:06 PST - Details
APCSpec score 8.6

1500 VA, 900 Watts, 10 Outlets

+Pure sine wave output for sensitive electronics
+Ten outlets for many connected devices
+900W capacity for desktop and workstation loads
$299.99-12%List: $339.99
as of 11/04/2026 05:09 PST - Details
Tripp LiteSpec score 9.0

1000 VA, 900 Watts, rack, Online

+Online double-conversion topology for continuous power
+Pure sine wave output
+Network management support included
−Only 1000VA capacity
$908.70
as of 11/04/2026 11:08 PST - Details
CyberPowerSpec score 8.9

1500 VA, 900 Watts, rack, 6 Outlets

+1500 va: the highest va of the 34 here
+900 watts: the most watts of the 34 here
−6 outlets: 19 of the 24 here have more outlets
$689.95
as of 11/04/2026 05:10 PST - Details
APCSpec score 8.6

1500 VA, 900 Watts, 10 Outlets

+Pure sine wave output for sensitive electronics
+Ten outlets for multiple devices
+Named for gaming consoles including PS5 and Xbox Series
$316.99
as of 11/04/2026 05:06 PST - Details
Tripp LiteSpec score 8.6

1500 VA, 900 Watts, 10 Outlets

+Pure sine wave output for sensitive electronics
+900W output for demanding gaming setups
+10 outlets for multiple devices
$315.97
as of 11/04/2026 11:08 PST - Details
APCSpec score 8.5

1500 VA, 900 Watts, rack

+Provides 1500VA and 900W of backup capacity
+Pure sine wave output suits sensitive electronics
+Rack-mount and tower form allows flexible placement
−Not sold in Vermont
$864.00
as of 11/04/2026 05:06 PST - Details
APCSpec score 8.5

1500 VA, 900 Watts, Line interactive

+Sine wave output suits sensitive electronics
+Line interactive design regulates voltage without using battery power
+Rated at 1500 VA and 900 watts
$660.00
as of 11/04/2026 05:06 PST - Details
APCSpec score 8.5

1500 VA, 900 Watts, 6 Outlets

+Pure sine wave output for sensitive electronics
+Six outlets with two USB charger ports
+Automatic voltage regulation for stable power
$439.06
as of 11/04/2026 05:06 PST - Details
Tripp LiteSpec score 8.5

1500 VA, 900 Watts, tower, 8 Outlets

+1500VA capacity for larger equipment loads
+Pure sine wave output for sensitive electronics
+900W output for substantial connected devices
$504.09
as of 11/04/2026 11:08 PST - Details
APCSpec score 8.6

1500 VA, 900 Watts, 10 Outlets

+Sine wave output for sensitive electronics
+10 outlets for multiple devices
+2 USB charger ports for phones and tablets
$437.98
as of 11/04/2026 05:09 PST - Details
Tripp LiteSpec score 8.5

1500 VA, 900 Watts, tower, 8 Outlets

+1500 va: the highest va of the 34 here
+900 watts: the most watts of the 34 here
−8 outlets: 12 of the 24 here have more outlets
$208.34
as of 11/04/2026 11:08 PST - Details

Compare specs

UPS battery backupVAWattsOutletsSpec scorePrice
15009008.5$578.30
as of 11/04/2026 05:06 PST - Details
1500900108.6$299.99
as of 11/04/2026 05:09 PST - Details
10009009.0$908.70
as of 11/04/2026 11:08 PST - Details
150090068.9$689.95
as of 11/04/2026 05:10 PST - Details
1500900108.6$316.99
as of 11/04/2026 05:06 PST - Details
1500900108.6$315.97
as of 11/04/2026 11:08 PST - Details
15009008.5$864.00
as of 11/04/2026 05:06 PST - Details
15009008.5$660.00
as of 11/04/2026 05:06 PST - Details
150090068.5$439.06
as of 11/04/2026 05:06 PST - Details
150090088.5$504.09
as of 11/04/2026 11:08 PST - Details

Before you buy

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