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Online UPS Battery Backups

All UPS Battery Backups

26 online UPS battery backups from Vertiv, Eaton, APC and more. Most cost $909 to $15,330, and half cost less than $9,031.

Top brands: Eaton (9)APC (5)Tripp Lite (5)CyberPower (4)

Tripp LiteSpec score 8.1

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 7.8

1500 VA, 1200 Watts, rack, Online

+Online double conversion topology for continuous power conditioning
+Pure sine wave output for sensitive equipment
+1500VA and 1200W capacity for mid-size equipment
−Rackmount-only form limits use outside racks
$1,179.95
as of 11/04/2026 11:08 PST - Details
Tripp LiteSpec score 7.8

1500 VA, 1050 Watts, rack, Online

+1U rack mount design saves rack space
+Lithium battery technology
+6 outlets for connected equipment
−1050 W capacity limits larger equipment
$741.24-6%Was: $786.52
as of 11/04/2026 11:08 PST - Details
CyberPowerSpec score 8.8

rack, Online, 6 Outlets

+10,000VA and 10,000W capacity for heavy server loads
+Online double conversion topology for continuous power conditioning
+Pure sine wave output for sensitive equipment
−Only 6 outlets for many devices
$10,375.89
as of 11/04/2026 11:08 PST - Details
CyberPowerSpec score 8.6

6000 VA, 6000 Watts, rack, Online

+6000VA and 6000W capacity for very heavy rack loads
+Online double conversion topology for continuous power conditioning
+Pure sine wave output for sensitive equipment
−Only 4 outlets for connected devices
$8,923.63
as of 11/04/2026 05:09 PST - Details
CyberPowerSpec score 8.5

5000 VA, 5000 Watts, rack, Online

+5000VA and 5000W capacity for heavy rack loads
+Online double conversion topology for continuous power conditioning
+Pure sine wave output for sensitive equipment
−Only 4 outlets for connected devices
$7,403.95
as of 11/04/2026 11:08 PST - Details
Tripp LiteSpec score 8.4

10000 VA, 9000 Watts, rack, Online

+10000VA capacity with 9000W output for heavy equipment loads
+Online topology provides continuous power conditioning
+Pure sine wave output
−10U height takes significant rack space
$8,999.99
as of 11/04/2026 03:09 PST - Details
APCSpec score 8.1

10000 VA, rack, Online

+10kVA capacity for heavy rack loads
+Online topology for continuous power conditioning
+Network card and SmartSlot for remote management
−10U height takes significant rack space
−Requires 208V supply
$15,330.00
as of 11/04/2026 05:09 PST - Details
EatonSpec score 8.1

12000 VA, rack, Online

+12 kVA capacity for large loads
+Modular scalable design
+N+1 redundancy support
−Requires 208-240V supply, not standard household outlets
$21,182.24
as of 11/04/2026 05:09 PST - Details
Tripp LiteSpec score 8.1

1500 VA, 1440 Watts, rack, Online

+Online double-conversion topology for continuous power conditioning
+Pure sine wave output for sensitive equipment
+1440W output for high-draw rack equipment
−Only eight outlets available
$867.06
as of 11/04/2026 11:07 PST - Details
APCSpec score 8.0

rack, Online

+5kW capacity for large rack loads
+Scalable up to 20kW with added modules
+N+1 redundancy option for added protection
−9U height takes significant rack space
−Requires 208/240V supply
$22,913.50
as of 11/04/2026 05:08 PST - Details
APCSpec score 8.0

rack, Online

+5kW capacity for large rack loads
+Scalable up to 15kW with added modules
+N+1 redundancy option for added protection
−9U height takes significant rack space
−Requires 208/240V supply
$14,489.00
as of 11/04/2026 05:09 PST - Details
EatonSpec score 7.9

11000 VA, 11000 Watts, rack, Online

+11000 VA and 11000 W capacity for heavy loads
+Online double-conversion topology for continuous clean power
+Rack form factor for data center installation
−Hardwired input rather than plug-in connection
$8,500.00
as of 11/04/2026 05:09 PST - Details
EatonSpec score 7.8

8000 VA, 8000 Watts, rack, Online

+8000 VA and 8000 W capacity for heavy loads
+Online double-conversion topology for continuous power conditioning
+Hardwired input for permanent installation
−Requires a 208V supply, not standard household outlets
$8,396.25
as of 11/04/2026 05:09 PST - Details
EatonSpec score 7.8

8000 VA, 8000 Watts, rack, Online

+8000 VA and 8000 W capacity for heavy loads
+Rackable design fits standard server racks
+Online double-conversion topology for continuous power conditioning
−Takes 4U of rack space
$12,116.70
as of 11/04/2026 05:09 PST - Details
Tripp LiteSpec score 7.7

8000 VA, 7200 Watts, rack, Online

+8000VA capacity with 7200W output
+Online topology provides continuous power conditioning
+Rackmount design fits standard server racks
−Rackmount form requires a rack for installation
$5,829.99
as of 11/04/2026 03:09 PST - Details
EatonSpec score 7.6

6000 VA, rack, Online

+6000 VA capacity for larger rack loads
+3U rack or tower form factor
+Online double-conversion topology for continuous power conditioning
−Requires a 3U rack space or floor space
$10,290.00
as of 11/04/2026 05:09 PST - Details
APCSpec score 8.1

10000 VA, rack, Online

+10kVA capacity for heavy rack loads
+Online topology for continuous power conditioning
+Network connectivity for remote management
−10U height takes significant rack space
−Requires 208V supply
No current price. Check it at the store.
APCSpec score 8.0

8000 VA, rack, Online

+8kVA capacity for heavy rack loads
+Online topology for continuous power conditioning
+Network card and SmartSlot for remote management
−Requires 208V supply
−Larger footprint than small rack units
No price recorded yet.
EatonSpec score 7.8

8000 VA, 8000 Watts, rack, Online

+8000 VA and 8000 W capacity for heavy loads
+Online double-conversion topology for continuous power conditioning
+Hardwired input for permanent installation
−Requires a 208V supply, not standard household outlets
No price recorded yet.
VertivSpec score 8.2

10000 VA, 10000 Watts, rack, Online

+Lithium-ion battery for a longer service life
+Convertible 3U rack or tower design
+Online double-conversion topology
$9,499.99
as of 11/04/2026 05:09 PST - Details
GenericSpec score 8.1

10000 VA, rack, Online

+9 kW output capacity
+Online double conversion topology
+Rackmountable with network connectivity
$11,754.00
as of 11/04/2026 05:09 PST - Details
VertivSpec score 8.1

8000 VA, 8000 Watts, rack, Online

+Lithium-ion battery for a longer service life
+Convertible 3U rack or tower design
+Online double-conversion topology
$9,062.95
as of 11/04/2026 05:09 PST - Details
EatonSpec score 7.9

11000 VA, 11000 Watts, rack, Online

+11000 VA and 11000 W capacity for heavy loads
+Online double-conversion topology for continuous clean power
+Rack or tower mountable in a 4U form
$13,690.80
as of 11/04/2026 05:09 PST - Details
EatonSpec score 7.6

5000 VA, 5000 Watts, rack, Online

+5000 VA and 5000 W capacity for mid-size loads
+Online double-conversion topology for continuous clean power
+Rack form factor for data center installation
$8,051.04
as of 11/04/2026 05:09 PST - Details
EatonSpec score 7.9

3000 VA, rack, Online

+Pure sine wave output for sensitive electronics
+Online design for continuous power conditioning
+Rack or tower mountable
No current price. Check it at the store.

Compare specs

UPS battery backupVAWattsFormDesignSpec scorePrice
1000900rackOnline8.1$908.70
as of 11/04/2026 11:08 PST - Details
15001200rackOnline7.8$1,179.95
as of 11/04/2026 11:08 PST - Details
15001050rackOnline7.8$741.24
as of 11/04/2026 11:08 PST - Details
rackOnline8.8$10,375.89
as of 11/04/2026 11:08 PST - Details
60006000rackOnline8.6$8,923.63
as of 11/04/2026 05:09 PST - Details
50005000rackOnline8.5$7,403.95
as of 11/04/2026 11:08 PST - Details
100009000rackOnline8.4$8,999.99
as of 11/04/2026 03:09 PST - Details
10000rackOnline8.1$15,330.00
as of 11/04/2026 05:09 PST - Details
12000rackOnline8.1$21,182.24
as of 11/04/2026 05:09 PST - Details
15001440rackOnline8.1$867.06
as of 11/04/2026 11:07 PST - Details

Before you buy

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