Product comparison · 2 uninterruptible power supplies (upss)

APC Easy UPS 3S Pro 20kVA vs Vertiv Liebert S600E

26specifications compared
15differ
11identical
31known for one product only

Key differences

The APC Easy UPS 3S Pro 20kVA has 75 V more input operation voltage (min) than the Vertiv Liebert S600E (380 V vs 305 V). The Vertiv Liebert S600E has 83 V more input operation voltage (max) than the APC Easy UPS 3S Pro 20kVA (498 V vs 415 V). The Vertiv Liebert S600E has 8 dB more noise level than the APC Easy UPS 3S Pro 20kVA (65 dB vs 57 dB). Input frequency: 40/70 Hz on the APC Easy UPS 3S Pro 20kVA, 50/60 Hz on the Vertiv Liebert S600E. Output frequency: 50/60 Hz on the APC Easy UPS 3S Pro 20kVA, 40/70 Hz on the Vertiv Liebert S600E.

Input operation voltage (min)
- Easy UPS 3S Pro 20kVA:380 V
- Liebert S600E:305 V
Input operation voltage (max)
- Easy UPS 3S Pro 20kVA:415 V
- Liebert S600E:498 V
Input frequency
- Easy UPS 3S Pro 20kVA:40/70 Hz
- Liebert S600E:50/60 Hz
Output frequency
- Easy UPS 3S Pro 20kVA:50/60 Hz
- Liebert S600E:40/70 Hz
Noise level
- Easy UPS 3S Pro 20kVA:57 dB
- Liebert S600E:65 dB
Battery technology
- Easy UPS 3S Pro 20kVA:Lead-Acid
- Liebert S600E:Sealed Lead Acid (VRLA)
Product colour
- Easy UPS 3S Pro 20kVA:White
- Liebert S600E:Black
Operating temperature (T-T)
- Easy UPS 3S Pro 20kVA:0 - 40 °C
- Liebert S600E:0 - 50 °C

Side by side

Differences highlightedShow differences only

Comparison of E3SP20KHB, Liebert S600E
57 specifications	A APC Easy UPS 3S Pro 20kVA Model E3SP20KHB View product	B Vertiv Liebert S600E View product
Features5 differ
UPS topology	Double-conversion (Online)	Double-conversion (Online)
Output power capacity	20 kVA	20 kVA
Output power	20000 W	20000 W
WaveformKnown for one	Unknown — not stated by the source	Pure sine
Input operation voltage (min)Differs	380 V	305 V
Input operation voltage (max)Differs	415 V	498 V
Input frequencyDiffers	40/70 Hz	50/60 Hz
Output operation voltage (min)	380 V	380 V
Output operation voltage (max)	415 V	415 V
Output frequencyDiffers	50/60 Hz	40/70 Hz
Output frequency regulationKnown for one	Unknown — not stated by the source	0.1 Hz
Automatic Voltage Regulation (AVR)Known for one	Unknown — not stated by the source	Yes
Number of input phases	3	3
Number of output phases	3	3
EfficiencyKnown for one	Unknown — not stated by the source	94%
Efficiency (On-line mode)Known for one	Unknown — not stated by the source	92%
Efficiency (ECO mode)Known for one	Unknown — not stated by the source	98%
Power factorKnown for one	Unknown — not stated by the source	0.9
Input power factorKnown for one	Unknown — not stated by the source	0.99
Output power factorKnown for one	Unknown — not stated by the source	0.9
Crest factor	3:1	3:1
ECO modeKnown for one	Unknown — not stated by the source	Yes
Emergency Power Off (EPO)Known for one	Unknown — not stated by the source	Yes
Output voltage Total Harmonic Distortion (THD)Known for one	Unknown — not stated by the source	2%
Noise levelDiffers	57 dB	65 dB
Heat dissipationKnown for one	2971 BTU/h	Unknown — not stated by the source
Ports & interfacesidentical
USB portKnown for one	Unknown — not stated by the source	Yes
Serial interfaceKnown for one	Unknown — not stated by the source	Yes
Serial interface typeKnown for one	Unknown — not stated by the source	RS-232
RS-232 portsKnown for one	Unknown — not stated by the source	1
Battery1 differ
Battery technologyDiffers	Lead-Acid	Sealed Lead Acid (VRLA)
Charging currentKnown for one	Unknown — not stated by the source	13 A
Design1 differ
Form factor	Tower	Tower
Product colourDiffers	White	Black
Cooling typeKnown for one	Unknown — not stated by the source	Active
Display type	LCD	LCD
BacklightKnown for one	Unknown — not stated by the source	Yes
Backlight colourKnown for one	Unknown — not stated by the source	Blue
International Protection (IP) code	IP20	IP20
Control typeKnown for one	Touch	Unknown — not stated by the source
Operational conditions4 differ
Operating temperature (T-T)Differs	0 - 40 °C	0 - 50 °C
Storage temperature (T-T)Differs	-25 - 55 °C	-40 - 70 °C
Operating relative humidity (H-H)Differs	0 - 95%	5 - 95%
Storage relative humidity (H-H)Differs	0 - 95%	5 - 95%
Operating altitudeKnown for one	Unknown — not stated by the source	0 - 3000 m
Non-operating altitudeKnown for one	Unknown — not stated by the source	0 - 3000 m
Packaging contentidentical
Rack mount kitKnown for one	Unknown — not stated by the source	Yes
Technical detailsidentical
Dispose of contents/container to (P501)Known for one	Unknown — not stated by the source	According to local regulations
Weight & dimensions4 differ
WidthDiffers	380 mm	335 mm
DepthDiffers	907 mm	654 mm
HeightDiffers	1400 mm	1300 mm
WeightDiffers	119 kg	175 kg
Poweridentical
Input current (max)Known for one	31 A	Unknown — not stated by the source
Packaging dataidentical
Package widthKnown for one	380 mm	Unknown — not stated by the source
Package depthKnown for one	907 mm	Unknown — not stated by the source
Package heightKnown for one	1400 mm	Unknown — not stated by the source
Package weightKnown for one	145 kg	Unknown — not stated by the source

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.

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