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UPS Battery Backups

2 UPS battery backups from APC, CyberPower, Eaton and more. Prices run $471 to $520.

Recommended UPS Battery Backups

APCSpec score 7.8

500 VA, 400 Watts, rack, 4 Outlets

+500VA capacity suits small rack loads
+Lithium-ion battery for longer service life
+Pure sine wave output
$470.99-15%List: $556.99
as of 11/04/2026 05:06 PST - Details
APCSpec score 8.2

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 - Details

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UPS Battery Backups by VA

UPS Battery Backups that list a VA value.

Before you buy

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