Product comparison · 2 uninterruptible power supplies (upss)

Vertiv Liebert PSA 500VA vs Vertiv Liebert PSA 650VA

Key differences

Differences highlightedShow differences only

Comparison of Liebert PSA 500VA, Liebert PSA 650VA
55 specifications	A Vertiv Liebert PSA 500VA View product	B Vertiv Liebert PSA 650VA View product
Features2 differ
Output power capacityDiffers	0.5 kVA	0.65 kVA
Output powerDiffers	300 W	390 W
Output power factorKnown for one	Unknown — not stated by the source	0.6
Emergency Power Off (EPO)Known for one	Unknown — not stated by the source	No
Power factorKnown for one	0.6	Unknown — not stated by the source
Weight & dimensions2 differ
WidthDiffers	99 mm	95 mm
WeightDiffers	5.4 kg	5.9 kg
Packaging data1 differ
Package weightDiffers	6.8 kg	6.3 kg
Other featuresidentical
Battery typeKnown for one	Unknown — not stated by the source	VRLA

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.