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UPS Battery Backups under $100

All UPS Battery Backups

195 UPS battery backups under $100 from Alomejor, CyberPower, Domary and more. Most cost $9 to $62, and half cost less than $32.

CyberPowerSpec score 8.9

550 VA, 330 Watts, Standby, 8 Outlets

+Compact design suits small desks and travel setups
+Eight outlets for several connected devices
+Automatic shutdown support for safe power-down during outages
−Standby topology rather than online double-conversion
−Only 330W output limits it to light loads
$77.95
as of 11/04/2026 10:08 PST - Details
CyberPowerSpec score 8.8

450 VA, 260 Watts, 8 Outlets

+Compact design for small desks and tight spaces
+8 outlets for multiple devices
+450VA and 260W capacity for light loads
−Lower 260W capacity limits high-power equipment
$78.95
as of 11/04/2026 05:08 PST - Details
Tripp LiteSpec score 8.4

550 VA, 300 Watts, 10 Outlets

+Compact 550VA capacity for small desk setups
+300W output for modest electronics loads
+10 outlets for multiple devices
−Lower 300W output limits high-draw equipment
$92.52
as of 11/04/2026 05:08 PST - Details
APCSpec score 9.0

600 VA, 330 Watts

+Includes surge protection alongside battery backup
+Shutdown feature for safe computer shutdown during outages
+Suited to NAS and router equipment
$83.99
as of 11/04/2026 10:08 PST - Details
APCSpec score 8.0

500 VA, 300 Watts

+Suits home office PCs and Wi-Fi equipment per its name
+Provides compact battery backup for light loads
−Low 300W output limits it to light electronics
$93.99
as of 11/04/2026 05:09 PST - Details
APCSpec score 8.7

425 VA, 255 Watts

+Shutdown software: only 12 of 195 here have one
−425 va: 8 of the 12 here have a higher va
$62.50
as of 11/04/2026 10:08 PST - Details
VertivSpec score 8.1

600 VA, 360 Watts, Line interactive, 4 Outlets

+600 va: only 1 of 12 here have a higher va
+360 watts: only 1 of 12 here have more watts
−4 outlets: 6 of the 7 here have more outlets
$89.99-19%Was: $111.51
as of 11/04/2026 05:10 PST - Details
VertivSpec score 8.8

500 VA, 305 Watts, 6 Outlets

+Shutdown software: only 12 of 195 here have one
+305 watts: 7 of the 12 here have fewer watts
−6 outlets: 4 of the 7 here have more outlets
$81.99-9%Was: $89.99
as of 11/04/2026 05:10 PST - Details
Tripp LiteSpec score 9.3

900 VA, 480 Watts, 6 Outlets

+900VA capacity with 480W real power
+Six outlets for desktop equipment
+Automatic shutdown feature included
−Lower wattage than rack-mount UPS units
$72.99
as of 11/04/2026 05:09 PST - Details
Ske Smart Key EnergySpec score 8.1

425 VA, 240 Watts, tower, 7 Outlets

+Seven UPS outlets for protecting several devices
+Tower form factor sits flat on a desk or floor
+240W capacity for small desktop setups
−Only 425VA, low for high-power equipment
$81.99
as of 11/04/2026 11:08 PST - Details
Geekworm
+Includes UPS function for Raspberry Pi 4
+Detects AC power loss
+Supports automatic power on
−Built for Raspberry Pi 4 only
$45.00
as of 11/04/2026 11:08 PST - Details
Oeveo

425 VA

+Wall mount for a UPS unit to save floor space
+Dimensions of 5H x 4.3W x 8.75L inches
+Made in America
−Rated for 425 VA units only, limiting larger models
$42.99
as of 11/04/2026 05:09 PST - Details
Benuomi
+Built-in 1200mAh battery for Raspberry Pi Zero 2 W and WH
+Supports automatic safe shutdown when battery runs low
+Designed as a power module for Pi Zero 2W projects
−Battery capacity of 1200mAh gives short runtime only
$29.99
as of 11/04/2026 05:08 PST - Details
Benuomi
+5000mAh battery for Raspberry Pi 4B, 3B+ and 2B
+Full open GPIO header leaves all pins accessible
+Requires no soldering to install on the Pi
−Compatible only with listed Raspberry Pi models
$33.99
as of 11/04/2026 05:10 PST - Details
PI Pisugar
+5000mAh battery for Raspberry Pi 4B, 3B, 3B+ and 2B
+Includes a 0ms power switch for instant power control
+Helps prevent SD card corruption during power loss
−Compatible only with listed Raspberry Pi models
$35.99
as of 11/04/2026 11:08 PST - Details
UGREEN
+Automatic shutdown feature protects connected devices during outages
+Includes surge protection
+6000mAh battery capacity
−72W DC output limits it to low-power devices
$69.99
as of 11/04/2026 11:08 PST - Details
Ske Smart Key EnergySpec score 7.8

425 VA, 240 Watts

+Rated at 425 VA and 240 W for small desktop loads
+Includes surge protection for connected computer equipment
+Designed as a UPS battery backup for computers
$81.99
as of 11/04/2026 05:09 PST - Details
DynMach

100 Watts

+100W output designed for UPS battery charging
+Provides 13.8V output for 12V lead acid batteries
+Doubles as a power supply and lead acid battery charger
$37.76
as of 11/04/2026 11:08 PST - Details
BildeeMait
+Automatic shutdown feature protects connected devices during outages
+6000mAh battery capacity
+Automatic switching keeps a router online during dropouts
$15.98
as of 11/04/2026 11:08 PST - Details

Compare specs

UPS battery backupSpec scorePrice
8.9$77.95
as of 11/04/2026 10:08 PST - Details
8.8$78.95
as of 11/04/2026 05:08 PST - Details
8.4$92.52
as of 11/04/2026 05:08 PST - Details
9.0$83.99
as of 11/04/2026 10:08 PST - Details
8.0$93.99
as of 11/04/2026 05:09 PST - Details
8.7$62.50
as of 11/04/2026 10:08 PST - Details
8.1$89.99
as of 11/04/2026 05:10 PST - Details
n/a$72.99
as of 11/04/2026 05:10 PST - Details
n/a$48.99
as of 11/04/2026 05:09 PST - Details
8.8$81.99
as of 11/04/2026 05:10 PST - Details

Before you buy

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