When you buy through our links, we may earn a commission. Learn more ›
Wiki Shopping
Wiki Shopping
TipsLearnAbout
Wiki Shopping

900W UPS Battery Backups

All UPS Battery Backups

7 900W UPS battery backups from APC, CyberPower, Tripp Lite and more. Most cost $561 to $908, and half cost less than $690.

All filtersFilters (2)×
Watts: 900  ×Form: rack  ×Clear all
BrandTripp Lite3APC2CyberPower2
VA1500510002
Watts9007
Formtower9rack7
Pure sine wavePure sine wave3
DesignOnline1
Outlets6282
Rack mountableRack mountable6
PriceUnder $3001Under $6001Under $7002Under $9001Under $1,0001$200 & above7$300 & above6$500 & above6$900 & above2
Clear allShow 7 UPS Battery Backups
Watts: 900  ×Form: rack  ×7 resultsSort byRecommendedSpec scorePrice: low to highPrice: high to low
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 8.5

1500 VA, 900 Watts, rack, 6 Outlets

+1500VA and 900W capacity for mid-size rack equipment
+6 outlets for multiple devices
+1U rackmount design saves rack space
−Only 6 outlets for many devices
$614.95
as of 11/04/2026 11:07 PST - Details
Tripp LiteSpec score 8.1

1500 VA, 900 Watts, rack, 8 Outlets

+Rackmount form fits standard server racks
+1500VA capacity with 900W real power
+Eight outlets for connected equipment
−Lower capacity than larger rack UPS units
$560.58
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 8.5

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 7.8

1000 VA, 900 Watts, rack

+Provides 1000VA and 900W of backup power
+Rack-mount 2U design fits standard equipment racks
+Rated for 120V operation with 6 outlets
$1,720.82
as of 11/04/2026 10:05 PST - Details
Tripp LiteSpec score 8.1

1500 VA, 900 Watts, rack, 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
$276.99
as of 11/04/2026 11:08 PST - Details

Compare specs

UPS battery backupVAWattsOutletsSpec scorePrice
10009009.0$908.70
as of 11/04/2026 11:08 PST - Details
150090068.5$614.95
as of 11/04/2026 11:07 PST - Details
150090088.1$560.58
as of 11/04/2026 11:08 PST - Details
150090068.9$689.95
as of 11/04/2026 05:10 PST - Details
15009008.5$864.00
as of 11/04/2026 05:06 PST - Details
10009007.8$1,720.82
as of 11/04/2026 10:05 PST - Details
150090088.1$276.99
as of 11/04/2026 11:08 PST - Details

Before you buy

Other Watts options

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

1000W UPS Battery Backups18600W UPS Battery Backups14800W UPS Battery Backups11300W UPS Battery Backups102700W UPS Battery Backups99000W UPS Battery Backups85400W UPS Battery Backups71350W UPS Battery Backups6

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