1500 VA, 900 Watts, tower, Line interactive
UPS Battery Backups under $600
19 UPS battery backups under $600 from APC, CyberPower, Tripp Lite and more. Most cost $506 to $597, and half cost less than $529.
Top brands: APC (7)
Spec score 8.3
+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 - DetailsProduct details
APC Smart-UPS 1500VA/900W Line Interactive UPS with SmartConnect, SMC1500C | Tower UPS for servers, storage, network
$578.30as of 11/04/2026 05:06 PST - Details
View on AmazonSpec score8.3
Pros
+Pure sine wave output for sensitive electronics
+Line interactive design regulates voltage
+Tower form factor for desktop or floor placement
+Delivers up to 900 watts of output
Cons−Lower 900 watt output than most 1500VA units
Compared with the 19 UPS Battery Backups on this page+1500 va: the highest va of the 15 here
+900 watts: only 1 of 14 here have more watts
+Pure sine wave: only 8 of 19 here have one
How pros and cons are picked (About: Disclaimer)About this product
Spec score 8.3
1500 VA, 1000 Watts, Line interactive
+Sine wave output suits sensitive electronics
+Line interactive design regulates voltage without using battery power
+Rated at 1500 VA and 1000 watts
$599.00-16%List: $714.99
as of 11/04/2026 05:06 PST - DetailsProduct details
APC 1500VA Smart UPS with SmartConnect, SMT1500C Sinewave UPS Battery Backup, AVR, 120V, Line Interactive
$599.00as of 11/04/2026 05:06 PST - Details
View on AmazonSpec score8.3
Pros
+Sine wave output suits sensitive electronics
+Line interactive design regulates voltage without using battery power
+Rated at 1500 VA and 1000 watts
+SmartConnect feature listed for monitoring the unit
Compared with the 19 UPS Battery Backups on this page+1500 va: the highest va of the 15 here
+1000 watts: the most watts of the 14 here
+Pure sine wave: only 8 of 19 here have one
How pros and cons are picked (About: Disclaimer)About this product
Spec score 8.3
1500 VA, 900 Watts, 8 Outlets
+1500VA capacity with 900W real power output
+Eight outlets for multiple connected devices
+Rackable in 2U rack or tower form
$545.95-13%List: $629.95
as of 11/04/2026 11:08 PST - DetailsProduct details
CyberPower OR1500LCDRT2U Smart App LCD UPS Battery Backup | 1500VA/900W, 8 Outlets, AVR, 2U Rack/Tower
$545.95as of 11/04/2026 11:08 PST - Details
View on AmazonSpec score8.3
Pros
+1500VA capacity with 900W real power output
+Eight outlets for multiple connected devices
+Rackable in 2U rack or tower form
+Automatic shutdown support for connected computers
+Automatic voltage regulation included
Compared with the 19 UPS Battery Backups on this page+1500 va: the highest va of the 15 here
+900 watts: only 1 of 14 here have more watts
+8 outlets: only 1 of 9 here have more outlets
+Shutdown software: only 4 of 19 here have one
How pros and cons are picked (About: Disclaimer)Other stores (1)
Best BuyVisit store
About this product
Spec score 8.0
1000 VA, 600 Watts, rack, 6 Outlets
+1000VA and 600W capacity for small rack equipment
+6 outlets for multiple devices
+1U rackmount design saves rack space
−600W capacity is modest for larger loads
$505.95
as of 11/04/2026 05:08 PST - DetailsProduct details
CyberPower OR1000LCDRM1U Smart App LCD UPS Battery Backup | 1000VA/600W, 6 Outlets, AVR, 1U Rackmount, UL Certified
$505.95as of 11/04/2026 05:08 PST - Details
View on AmazonSpec score8.0
Pros
+1000VA and 600W capacity for small rack equipment
+6 outlets for multiple devices
+1U rackmount design saves rack space
+LCD display for status readouts
+Automatic shutdown support for connected computers
Cons−600W capacity is modest for larger loads
Compared with the 19 UPS Battery Backups on this page+Shutdown software: only 4 of 19 here have one
−6 outlets: 6 of the 9 here have more outlets
−600 watts: 8 of the 14 here have more watts
How pros and cons are picked (About: Disclaimer)About this product
Spec score 8.0
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 - DetailsProduct details
Eaton Tripp Lite SMX1500LCD 230V 1500VA 2U Rackmount UPS 900W 8 Outlets AVR | Battery Backup, Replaceable Battery, 360$560.58as of 11/04/2026 11:08 PST - Details
View on AmazonSpec score8.0
Pros
+Rackmount form fits standard server racks
+1500VA capacity with 900W real power
+Eight outlets for connected equipment
+Rackable design saves desk space
Cons−Lower capacity than larger rack UPS units
Compared with the 19 UPS Battery Backups on this page+1500 va: the highest va of the 15 here
+900 watts: only 1 of 14 here have more watts
+8 outlets: only 1 of 9 here have more outlets
How pros and cons are picked (About: Disclaimer)About this product
Spec score 8.0
750 VA, 600 Watts, rack, Line interactive
+Compact 750 VA rackmount unit for small setups
+Network management support included
+Line-interactive design regulates voltage
$591.49
as of 11/04/2026 11:08 PST - DetailsProduct details
Spec score8.0
Pros
+Compact 750 VA rackmount unit for small setups
+Network management support included
+Line-interactive design regulates voltage
Compared with the 19 UPS Battery Backups on this page+Network card: only 1 of 19 here have one
−750 va: 10 of the 15 here have a higher va
−600 watts: 8 of the 14 here have more watts
How pros and cons are picked (About: Disclaimer)Other stores (5)
Best BuyVisit store
WalmartVisit store
CDWVisit store
StaplesVisit store
ZoroVisit store
About this product
Spec score 8.1
500 VA, 400 Watts, rack, Online
+Online: the highest design of the 9 here
+Lithium battery: only 2 of 19 here have one
−500 va: 12 of the 15 here have a higher va
$503.02
as of 11/04/2026 11:08 PST - DetailsProduct details
Eaton Tripp Lite BC500RT1ULNC 500VA 1U Rackmount Lithium Cloud UPS 400W LCD | Battery Backup, 6 Outlets, 158 Joules,
$503.02as of 11/04/2026 11:08 PST - Details
View on AmazonSpec score8.1
Compared with the 19 UPS Battery Backups on this pagePros
+Online: the highest design of the 9 here
+Lithium battery: only 2 of 19 here have one
Cons−500 va: 12 of the 15 here have a higher va
−400 watts: 10 of the 14 here have more watts
−6 outlets: 6 of the 9 here have more outlets
How pros and cons are picked (About: Disclaimer)About this product
Spec score 7.9
450 VA, 255 Watts, 10 Outlets
+Bundle includes a 450VA unit and a 1500VA unit
+Surge protection included with the bundle
+Ten outlets for multiple devices
$513.98-8%List: $559.98
as of 11/04/2026 05:10 PST - DetailsProduct details
APC Back-UPS Slim 450VA/255W & 1500VA/900W Battery Backup Power Supply Bundle with Surge Protection
$513.98as of 11/04/2026 05:10 PST - Details
View on AmazonSpec score7.9
Pros
+Bundle includes a 450VA unit and a 1500VA unit
+Surge protection included with the bundle
+Ten outlets for multiple devices
+Pure sine wave output for sensitive electronics
Compared with the 19 UPS Battery Backups on this page+10 outlets: the most outlets of the 9 here
+Pure sine wave: only 8 of 19 here have one
−450 va: 14 of the 15 here have a higher va
−255 watts: 12 of the 14 here have more watts
How pros and cons are picked (About: Disclaimer)About this product
Spec score 8.5
500 VA, 400 Watts, rack, Line interactive
+500VA capacity suits small rack loads
+Lithium-ion battery for longer service life
+Pure sine wave output
−Line-interactive topology, not double-conversion online
$520.29
as of 11/04/2026 05:06 PST - DetailsProduct details
APC Smart-UPS, Line Interactive, 500VA, Lithium-ion, Rackmount 1U, 120V, 4x NEMA 5-15R outlets, Short Depth - 1U
$520.29as of 11/04/2026 05:06 PST - Details
View on AmazonSpec score8.5
Pros
+500VA capacity suits small rack loads
+Lithium-ion battery for longer service life
+Pure sine wave output
+Four NEMA 5-15R outlets for connected equipment
+1U rackmount form factor saves rack space
Cons−Line-interactive topology, not double-conversion online
Compared with the 19 UPS Battery Backups on this page+Lithium battery: only 2 of 19 here have one
+Shutdown software: only 4 of 19 here have one
+Pure sine wave: only 8 of 19 here have one
−4 outlets: 8 of the 9 here have more outlets
−500 va: 12 of the 15 here have a higher va
−400 watts: 10 of the 14 here have more watts
How pros and cons are picked (About: Disclaimer)Other stores (1)
InsightVisit store
About this product
Spec score 7.8
1000 VA, 800 Watts, tower, Line interactive
+1KVA capacity for moderate loads
+800W output for desktop and small equipment
+Line interactive design for voltage regulation
−No internal battery, requires separate battery
−Requires 220V power input
$527.98
as of 11/04/2026 11:08 PST - DetailsProduct details
SPM1KLSP UPS 1KVA 800W No Internal Battery Tower 220V
$527.98as of 11/04/2026 11:08 PST - Details
View on AmazonSpec score7.8
Pros
+1KVA capacity for moderate loads
+800W output for desktop and small equipment
+Line interactive design for voltage regulation
+Tower form factor for desktop placement
Cons−No internal battery, requires separate battery
−Requires 220V power input
How pros and cons are picked (About: Disclaimer)About this product
Spec score 8.4
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 - DetailsProduct details
APC 1500VA Smart UPS with SmartConnect, SMC1500C Sinewave UPS Battery Backup, AVR, 120V, Power Supply + Network Cable +
$597.00as of 11/04/2026 05:06 PST - Details
View on AmazonSpec score8.4
Pros
+Sine wave output for sensitive electronics
+8 outlets for multiple devices
+Automatic shutdown support for connected computers
+Line interactive topology with automatic voltage regulation
Compared with the 19 UPS Battery Backups on this page+1500 va: the highest va of the 15 here
+8 outlets: only 1 of 9 here have more outlets
+Shutdown software: only 4 of 19 here have one
+Pure sine wave: only 8 of 19 here have one
−100 watts: 13 of the 14 here have more watts
How pros and cons are picked (About: Disclaimer)About this product
Spec score 8.3
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 - DetailsProduct details
1kVA Online UPS 800W Tower Pure Sine Wave Industrial Power Protection SPM1K$593.99as of 11/04/2026 05:06 PST - Details
View on AmazonSpec score8.3
Pros
+Tower form factor for desk or floor placement
+Pure sine wave output for sensitive electronics
+Online topology provides continuous conditioned power
Compared with the 19 UPS Battery Backups on this page+Online: the highest design of the 9 here
+Pure sine wave: only 8 of 19 here have one
How pros and cons are picked (About: Disclaimer)About this product
Spec score 8.3
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 - DetailsProduct details
Eaton Tripp Lite SMART1500SLT 1500VA Pure Sine Wave UPS 900W 8 Outlets AVR | Replaceable Battery, 6ft Extension Cord,
$504.09as of 11/04/2026 11:08 PST - Details
View on AmazonSpec score8.3
Pros
+1500VA capacity for larger equipment loads
+Pure sine wave output for sensitive electronics
+900W output for substantial connected devices
+Eight outlets for multiple devices
+Replaceable battery extends service life
Compared with the 19 UPS Battery Backups on this page+1500 va: the highest va of the 15 here
+900 watts: only 1 of 14 here have more watts
+8 outlets: only 1 of 9 here have more outlets
+Pure sine wave: only 8 of 19 here have one
How pros and cons are picked (About: Disclaimer)About this product
Spec score 8.0
1500 VA, 900 Watts, 8 Outlets
+1500VA and 900W capacity for larger desktop setups
+Rackable 2U design fits server racks
+Eight outlets for several connected devices
$505.95
as of 11/04/2026 11:07 PST - DetailsProduct details
CyberPower CPS1500AVR Intelligent LCD UPS Battery Backup | 1500VA/900W, 8 Outlets, AVR, 2U Rack/Tower, UL Certified
$505.95as of 11/04/2026 11:07 PST - Details
View on AmazonSpec score8.0
Pros
+1500VA and 900W capacity for larger desktop setups
+Rackable 2U design fits server racks
+Eight outlets for several connected devices
Compared with the 19 UPS Battery Backups on this page+1500 va: the highest va of the 15 here
+900 watts: only 1 of 14 here have more watts
+8 outlets: only 1 of 9 here have more outlets
How pros and cons are picked (About: Disclaimer)About this product
rack
+Rack-mount design fits standard equipment racks
+Includes SmartConnect for remote monitoring
+Bundle includes a 16GB DataTraveler USB drive
$529.00
as of 11/04/2026 05:06 PST - DetailsProduct details
APC Smart-UPS SCL500RM1UC Rack Mount UPS Bundle with SmartConnect, and 16GB DataTraveler USB Drive
$529.00as of 11/04/2026 05:06 PST - Details
View on AmazonPros
+Rack-mount design fits standard equipment racks
+Includes SmartConnect for remote monitoring
+Bundle includes a 16GB DataTraveler USB drive
How pros and cons are picked (About: Disclaimer)About this product
Spec score 7.8
750 VA, rack
+Pure sine wave output per its name
+Rackmountable design fits standard server racks
−Rack form factor requires a rack for installation
$599.99
as of 11/04/2026 05:06 PST - DetailsProduct details
APC 750VA Smart-UPS Rackmount Sine Wave UPS (SMT750RM2U)$599.99as of 11/04/2026 05:06 PST - Details
View on AmazonSpec score7.8
Pros
+Pure sine wave output per its name
+Rackmountable design fits standard server racks
Cons−Rack form factor requires a rack for installation
Compared with the 19 UPS Battery Backups on this page+Pure sine wave: only 8 of 19 here have one
−750 va: 10 of the 15 here have a higher va
How pros and cons are picked (About: Disclaimer)About this product
Line interactive
+Line interactive design for everyday backup power protection
+Pro-RT series name indicates a rack-mountable UPS line
−Only the topology is stated, with no capacity or runtime given
$524.98
as of 11/04/2026 11:08 PST - DetailsProduct details
Minuteman PRO2000RT2U PRO-RT Series Line Interactive UPS System$524.98as of 11/04/2026 11:08 PST - Details
View on AmazonPros
+Line interactive design for everyday backup power protection
+Pro-RT series name indicates a rack-mountable UPS line
Cons−Only the topology is stated, with no capacity or runtime given
How pros and cons are picked (About: Disclaimer)About this product
$561.00
as of 11/04/2026 05:06 PST - DetailsProduct details
2866226 QUINT-DC-UPS/24DC/10 DIN Rail Uninterruptible Power Supply UPS
$561.00as of 11/04/2026 05:06 PST - Details
View on AmazonAbout this product
$520.99
as of 11/04/2026 05:09 PST - DetailsProduct details
Industrial PC Battery Pack 24V UPS 3.4Ah Capacity DIN Rail Mount for Data Protection Industrial Control Systems$520.99as of 11/04/2026 05:09 PST - Details
View on AmazonAbout this product
Compare specs
| UPS battery backup | VA | Watts | Form | Spec score | Price |
|---|---|---|---|---|---|
| 1500 | 900 | tower | 8.3 | $578.30 as of 11/04/2026 05:06 PST - Details | |
| 1500 | 1000 | 8.3 | $599.00 as of 11/04/2026 05:06 PST - Details | ||
| 1500 | 900 | 8.3 | $545.95 as of 11/04/2026 11:08 PST - Details | ||
| 1000 | 600 | rack | 8.0 | $505.95 as of 11/04/2026 05:08 PST - Details | |
| 1500 | 900 | rack | 8.0 | $560.58 as of 11/04/2026 11:08 PST - Details | |
| 750 | 600 | rack | 8.0 | $591.49 as of 11/04/2026 11:08 PST - Details | |
| 500 | 400 | rack | 8.1 | $503.02 as of 11/04/2026 11:08 PST - Details | |
| 450 | 255 | 7.9 | $513.98 as of 11/04/2026 05:10 PST - Details | ||
| 500 | 400 | rack | 8.5 | $520.29 as of 11/04/2026 05:06 PST - Details | |
| 1000 | 800 | tower | 7.8 | $527.98 as of 11/04/2026 11:08 PST - Details |
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