Product comparison · 2 uninterruptible power supplies (upss)

APC SMX1500RMNCUS uninterruptible power supply (UPS) Line-Interactive 1.44 kVA vs Vertiv Liebert PSI5-1100RT120 uninterruptible power supply (UPS) Line-Interactive 1.1 kVA

41specifications compared
29differ
12identical
37known for one product only

Key differences

Output power capacity
- SMX1500RMNCUS uninterruptible power supply (UPS) Line-Interactive 1.44 kVA:1.44 kVA
- Liebert PSI5-1100RT120 uninterruptible power supply (UPS) Line-Interactive 1.1 kVA:1.1 kVA
Output power
- SMX1500RMNCUS uninterruptible power supply (UPS) Line-Interactive 1.44 kVA:1200 W
- Liebert PSI5-1100RT120 uninterruptible power supply (UPS) Line-Interactive 1.1 kVA:990 W
Waveform
- SMX1500RMNCUS uninterruptible power supply (UPS) Line-Interactive 1.44 kVA:Sine
- Liebert PSI5-1100RT120 uninterruptible power supply (UPS) Line-Interactive 1.1 kVA:Pure sine
Input operation voltage (max)
- SMX1500RMNCUS uninterruptible power supply (UPS) Line-Interactive 1.44 kVA:154 V
- Liebert PSI5-1100RT120 uninterruptible power supply (UPS) Line-Interactive 1.1 kVA:146 V
Input frequency
- SMX1500RMNCUS uninterruptible power supply (UPS) Line-Interactive 1.44 kVA:50/60 Hz
- Liebert PSI5-1100RT120 uninterruptible power supply (UPS) Line-Interactive 1.1 kVA:55/65 Hz
Output operation voltage (max)
- SMX1500RMNCUS uninterruptible power supply (UPS) Line-Interactive 1.44 kVA:120 V
- Liebert PSI5-1100RT120 uninterruptible power supply (UPS) Line-Interactive 1.1 kVA:125 V
Output frequency
- SMX1500RMNCUS uninterruptible power supply (UPS) Line-Interactive 1.44 kVA:50/60 Hz
- Liebert PSI5-1100RT120 uninterruptible power supply (UPS) Line-Interactive 1.1 kVA:57/63 Hz
Surge energy rating
- SMX1500RMNCUS uninterruptible power supply (UPS) Line-Interactive 1.44 kVA:600 J
- Liebert PSI5-1100RT120 uninterruptible power supply (UPS) Line-Interactive 1.1 kVA:1372 J

Side by side

Differences highlightedShow differences only

Comparison of SMX1500RMNCUS, PSI5-1100RT120
78 specifications	A APC SMX1500RMNCUS uninterruptible power supply (UPS) Line-Interactive 1.44 kVA Model SMX1500RMNCUS View product	B Vertiv Liebert PSI5-1100RT120 uninterruptible power supply (UPS) Line-Interactive 1.1 kVA Model PSI5-1100RT120 View product
Features9 differ
UPS topology	Line-Interactive	Line-Interactive
Output power capacityDiffers	1.44 kVA	1.1 kVA
Output powerDiffers	1200 W	990 W
WaveformDiffers	Sine	Pure sine
Input operation voltage (min)	75 V	75 V
Input operation voltage (max)Differs	154 V	146 V
Input frequencyDiffers	50/60 Hz	55/65 Hz
Output operation voltage (max)Differs	120 V	125 V
Output frequencyDiffers	50/60 Hz	57/63 Hz
Automatic Voltage Regulation (AVR)	Yes	Yes
Maximum currentKnown for one	12 A	Unknown — not stated by the source
Surge energy ratingDiffers	600 J	1372 J
Emergency Power Off (EPO)Known for one	Yes	Unknown — not stated by the source
Output voltage Total Harmonic Distortion (THD)Known for one	5%	Unknown — not stated by the source
Noise levelDiffers	40 dB	45 dB
Power protection featuresKnown for one	Short circuit	Unknown — not stated by the source
Audible alarm(s)Known for one	Yes	Unknown — not stated by the source
Web-based managementKnown for one	Yes	Unknown — not stated by the source
Audible alarm modesKnown for one	Alarm when on battery, Low battery alarm, Overload alarm	Unknown — not stated by the source
Auto-restartKnown for one	Yes	Unknown — not stated by the source
Temperature voltage compensationKnown for one	Yes	Unknown — not stated by the source
Output operation voltage (min)Known for one	Unknown — not stated by the source	100 V
Response timeKnown for one	Unknown — not stated by the source	6 ms
Number of input phasesKnown for one	Unknown — not stated by the source	1
Number of output phasesKnown for one	Unknown — not stated by the source	1
EfficiencyKnown for one	Unknown — not stated by the source	96%
ECO modeKnown for one	Unknown — not stated by the source	Yes
Surge protectionKnown for one	Unknown — not stated by the source	Yes
Ports & interfaces6 differ
AC outlet typesDiffers	NEMA 5–15R	NEMA 5-15R
Power plugDiffers	NEMA 5-15P	NEMA 5-15
AC outlets quantityDiffers	8 AC outlet(s)	6 AC outlet(s)
USB port	Yes	Yes
USB 2.0 ports quantityDiffers	2	1
USB port typeDiffers	USB Type-A	USB Type-B
Serial interfaceKnown for one	Yes	Unknown — not stated by the source
Ethernet LAN (RJ-45) portsDiffers	1	2
SmartSlotKnown for one	Yes	Unknown — not stated by the source
Cabling technologyKnown for one	Unknown — not stated by the source	10/100Base-T
Emergency Power Off (EPO) connectorKnown for one	Unknown — not stated by the source	Yes
Battery1 differ
Battery technology	Sealed Lead Acid (VRLA)	Sealed Lead Acid (VRLA)
Battery life (max)Known for one	5 year(s)	Unknown — not stated by the source
Battery recharge timeDiffers	3 h	4 h
Hot-swap batteryKnown for one	Yes	Unknown — not stated by the source
Automatic battery testKnown for one	Yes	Unknown — not stated by the source
Cold startKnown for one	Yes	Unknown — not stated by the source
Typical backup time at full loadKnown for one	Unknown — not stated by the source	2 min
Typical backup time at half loadKnown for one	Unknown — not stated by the source	10 min
Design1 differ
Form factor	Rackmount/Tower	Rackmount/Tower
Product colour	Black	Black
Rack capacity	2U	2U
Cable lengthDiffers	2.44 m	3 m
Display type	LCD	LCD
LED indicatorsKnown for one	Yes	Unknown — not stated by the source
Operational conditions3 differ
Operating temperature (T-T)	0 - 40 °C	0 - 40 °C
Storage temperature (T-T)Differs	-15 - 45 °C	-15 - 50 °C
Operating relative humidity (H-H)Differs	0 - 95%	20 - 90%
Storage relative humidity (H-H)Differs	0 - 95%	20 - 90%
Operating altitude	0 - 3000 m	0 - 3000 m
Non-operating altitudeKnown for one	0 - 15000 m	Unknown — not stated by the source
Packaging contentidentical
Rack mount kit	Yes	Yes
Cables includedKnown for one	RS-232, USB cable	Unknown — not stated by the source
Quick installation guideKnown for one	Yes	Unknown — not stated by the source
ManualKnown for one	Unknown — not stated by the source	Yes
Certificates1 differ
Compliance certificatesKnown for one	RoHS	Unknown — not stated by the source
CertificationDiffers	cUL Listed, TAA compliance, UL 1778	FCC, UL 497 B, ISTA
Sustainabilityidentical
Sustainability certificatesKnown for one	ENERGY STAR	Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers	432 mm	438 mm
DepthDiffers	490 mm	410 mm
HeightDiffers	89 mm	88 mm
WeightDiffers	24.8 kg	13.4 kg
Packaging data4 differ
Resource CDKnown for one	Yes	Unknown — not stated by the source
Software CDKnown for one	Yes	Unknown — not stated by the source
Package widthDiffers	589 mm	258 mm
Package depthDiffers	620 mm	582 mm
Package heightDiffers	246 mm	550 mm
Package weightDiffers	30 kg	17.2 kg
Logistics dataidentical
Products per palletKnown for one	8 pc(s)	Unknown — not stated by the source
Safety regulation & standardsidentical
SafetyKnown for one	Unknown — not stated by the source	UL 1778, c-UL-us

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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