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Pure Sine Wave UPS Battery Backups

All UPS Battery Backups

92 pure sine wave UPS battery backups from APC, CyberPower, Goldenmate and more. Most cost $285 to $8,950, and half cost less than $790.

Top brands: APC (34)CyberPower (17)Tripp Lite (9)Eaton (5)

EatonSpec score 7.8

1440 VA, Line interactive

+Pure sine wave output for sensitive electronics
+Rack or tower mountable in a 2U form
+Automatic voltage regulation
−Line interactive topology rather than online double-conversion
$1,055.99
as of 11/04/2026 05:06 PST - Details
EatonSpec score 7.8

3000 VA, Line interactive

+3000 VA capacity for larger equipment loads
+Pure sine wave output for sensitive electronics
+Rack or tower mountable in a 2U form
−Line interactive topology rather than online double-conversion
$1,943.81
as of 11/04/2026 05:06 PST - Details
APCSpec score 7.5

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
GenericSpec score 9.1

10000 VA, Online

+10KVA/10KW capacity for heavy loads
+Lithium-ion battery technology
+Pure sine wave output for sensitive equipment
−Requires 208/240V power input
No price recorded yet.
GenericSpec score 8.5

5000 VA, tower, Online

+Scalable from 5KW to 20KW for growing loads
+N+1 redundancy for added backup protection
+Pure sine wave output for sensitive equipment
−Requires 208/240V power input
No price recorded yet.
CyberPowerSpec score 8.1

3000 VA, 3000 Watts, 9 Outlets

+3000VA capacity with 3000W real power output
+Pure sine wave output for sensitive electronics
+Nine outlets for multiple connected devices
−Larger 2U footprint than compact tower models
No price recorded yet.
APCSpec score 8.0

1500 VA, 1000 Watts, rack, Line interactive

+1500VA capacity for mid-sized rack equipment loads
+Pure sine wave output for sensitive electronics
+Six outlets for connecting multiple devices
−Line interactive design, not double-conversion
No price recorded yet.
APCSpec score 8.0

1000 VA, 600 Watts, tower, Line interactive

+1000 VA capacity for desktop or home office gear
+Eight NEMA 5-15R outlets for connected devices
+Pure sine wave output
−Only 600 watts of real power capacity
−Line-interactive design rather than online
No price recorded yet.
GenericSpec score 8.4

10000 VA, 9000 Watts, Online

+10000VA capacity with 9000W output
+True sine wave output
+Rackmount or tower form factor
$7,750.00
as of 11/04/2026 05:09 PST - Details
CyberPowerSpec score 8.3

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
GenericSpec score 8.3

10000 VA, Online

+10000VA capacity for large loads
+True sine wave output
+Maintenance bypass included
$8,950.00
as of 11/04/2026 05:09 PST - Details
GoldenmateSpec score 8.3

1500 VA, 1000 Watts, 8 Outlets

+Pure sine wave output
+Lithium battery technology
+Eight outlets for multiple devices
$349.99
as of 11/04/2026 05:10 PST - Details
GenericSpec score 8.2

6889 VA, 6200 Watts, Online

+Pure sine wave output for sensitive equipment
+Online topology for continuous conditioned power
+Includes transformer and battery pack
$11,750.00
as of 11/04/2026 05:09 PST - Details
APCSpec score 8.1

2000 VA, 1800 Watts, rack, Line interactive

+Pure sine wave output for sensitive electronics
+Includes network management for remote monitoring
+Delivers up to 1800 watts of output
$1,845.95
as of 11/04/2026 09:11 PST - Details
GenericSpec score 8.1

4556 VA, 4100 Watts, Online

+4556VA capacity with 4100W output
+Pure sine wave output
+Online topology for continuous power
$9,065.00
as of 11/04/2026 05:09 PST - Details
GenericSpec score 8.1

4556 VA, 4100 Watts, Online

+Pure sine wave output for sensitive equipment
+Rackable design for rack-mounted installation
+Online topology for continuous conditioned power
$10,265.00
as of 11/04/2026 05:09 PST - Details
GenericSpec score 8.1

5556 VA, 5000 Watts, Online

+Pure sine wave output for sensitive equipment
+Online topology for continuous conditioned power
+Includes transformer and battery pack
$9,665.00
as of 11/04/2026 05:09 PST - Details
GenericSpec score 8.1

6000 VA, Online

+6kVA capacity for larger equipment loads
+Online topology with continuous power conditioning
+Pure sine wave output for sensitive electronics
$8,930.00
as of 11/04/2026 05:09 PST - Details
GenericSpec score 8.1

6000 VA, Online

+6kVA capacity for larger equipment loads
+Online topology with continuous power conditioning
+Pure sine wave output for sensitive electronics
$10,295.00
as of 11/04/2026 05:09 PST - Details
APCSpec score 8.0

1500 VA, 100 Watts, tower, Line interactive

+Sine wave output for sensitive electronics
+8 outlets for multiple devices
+Automatic shutdown support for connected computers
$597.00
as of 11/04/2026 05:06 PST - Details
VertivSpec score 8.0

tower, Online

+Online topology for continuous conditioned power to connected equipment
+Pure sine wave output suits sensitive electronic loads
+Tower form factor for floor placement
$15,212.16
as of 11/04/2026 05:09 PST - Details
ADMLiSpec score 7.9

1500 VA, 1000 Watts, 8 Outlets

+Pure sine wave output
+Eight outlets for multiple devices
+Listed battery lifespan of 10 years
$359.98
as of 11/04/2026 05:10 PST - Details
FeikteeySpec score 7.8

1000 VA, 800 Watts, tower, Online

+Tower form factor for desk or floor placement
+Pure sine wave output for sensitive electronics
+Online topology provides continuous conditioned power
$593.99
as of 11/04/2026 05:06 PST - Details
APCSpec score 7.7

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
EatonSpec score 7.7

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
APCSpec score 7.6

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 7.6

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
Tripp LiteSpec score 7.6

1500 VA, 1000 Watts, rack, 8 Outlets

+1500VA capacity for rack equipment
+Pure sine wave output for sensitive electronics
+1000W output for substantial rack loads
$800.39
as of 11/04/2026 11:08 PST - Details

Compare specs

UPS battery backupVAWattsFormDesignOutletsSpec scorePrice
1440Line interactive7.8$1,055.99
as of 11/04/2026 05:06 PST - Details
3000Line interactive7.8$1,943.81
as of 11/04/2026 05:06 PST - Details
1500900rack7.5$864.00
as of 11/04/2026 05:06 PST - Details
10000Online9.1No current price
5000towerOnline8.5No current price
3000300098.1No current price
15001000rackLine interactive68.0No current price
1000600towerLine interactive88.0No current price
100009000Online8.4$7,750.00
as of 11/04/2026 05:09 PST - Details
1000100088.3$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.