Product comparison · 2 uninterruptible power supplies (upss)

Vertiv Liebert PSA5-1500MT120 uninterruptible power supply (UPS) Line-Interactive 1.5 kVA vs Vertiv Liebert PST5-850MT120 uninterruptible power supply (UPS) Standby (Offline) 0.85 kVA

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  • 39specifications compared
  • 26differ
  • 13identical
  • 15known for one product only

Key differences

  • UPS topology
    • Liebert PSA5-1500MT120 uninterruptible power supply (UPS) Line-Interactive 1.5 kVA:Line-Interactive
    • Liebert PST5-850MT120 uninterruptible power supply (UPS) Standby (Offline) 0.85 kVA:Standby (Offline)
  • Output power capacity
    • Liebert PSA5-1500MT120 uninterruptible power supply (UPS) Line-Interactive 1.5 kVA:1.5 kVA
    • Liebert PST5-850MT120 uninterruptible power supply (UPS) Standby (Offline) 0.85 kVA:0.85 kVA
  • Output power
    • Liebert PSA5-1500MT120 uninterruptible power supply (UPS) Line-Interactive 1.5 kVA:900 W
    • Liebert PST5-850MT120 uninterruptible power supply (UPS) Standby (Offline) 0.85 kVA:500 W
  • Waveform
    • Liebert PSA5-1500MT120 uninterruptible power supply (UPS) Line-Interactive 1.5 kVA:Sine
    • Liebert PST5-850MT120 uninterruptible power supply (UPS) Standby (Offline) 0.85 kVA:Pulse width modulation (PWM)
  • Input operation voltage (min)
    • Liebert PSA5-1500MT120 uninterruptible power supply (UPS) Line-Interactive 1.5 kVA:86 V
    • Liebert PST5-850MT120 uninterruptible power supply (UPS) Standby (Offline) 0.85 kVA:90 V
  • Input operation voltage (max)
    • Liebert PSA5-1500MT120 uninterruptible power supply (UPS) Line-Interactive 1.5 kVA:143 V
    • Liebert PST5-850MT120 uninterruptible power supply (UPS) Standby (Offline) 0.85 kVA:145 V
  • Input frequency
    • Liebert PSA5-1500MT120 uninterruptible power supply (UPS) Line-Interactive 1.5 kVA:50/60 Hz
    • Liebert PST5-850MT120 uninterruptible power supply (UPS) Standby (Offline) 0.85 kVA:60 Hz
  • Output operation voltage (min)
    • Liebert PSA5-1500MT120 uninterruptible power supply (UPS) Line-Interactive 1.5 kVA:105 V
    • Liebert PST5-850MT120 uninterruptible power supply (UPS) Standby (Offline) 0.85 kVA:96 V

Side by side

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Comparison of PSA5-1500MT120, PST5-850MT120
54 specifications
Features11 differ
UPS topologyDiffersLine-InteractiveStandby (Offline)
Output power capacityDiffers1.5 kVA0.85 kVA
Output powerDiffers900 W500 W
WaveformDiffersSinePulse width modulation (PWM)
Input operation voltage (min)Differs86 V90 V
Input operation voltage (max)Differs143 V145 V
Input frequencyDiffers50/60 Hz60 Hz
Output operation voltage (min)Differs105 V96 V
Output operation voltage (max)Differs143 V145 V
Output frequency60 Hz60 Hz
Output voltage regulationKnown for one0.5%Unknown — not stated by the source
Automatic Voltage Regulation (AVR)Known for oneYesUnknown — not stated by the source
Surge energy rating316 J316 J
Response timeKnown for one6 msUnknown — not stated by the source
Number of input phasesKnown for one1Unknown — not stated by the source
Number of output phasesKnown for one1Unknown — not stated by the source
EfficiencyDiffers90%95%
Noise level40 dB40 dB
Surge protectionKnown for oneYesUnknown — not stated by the source
Power protection featuresDiffersOver current, Short circuitOver current, Overload, Short circuit
Ports & interfaces2 differ
AC outlet typesNEMA 5-15RNEMA 5-15R
Power plugNEMA 5-15PNEMA 5-15P
AC outlets quantityDiffers10 AC outlet(s)8 AC outlet(s)
USB portYesYes
USB 2.0 ports quantityKnown for one3Unknown — not stated by the source
USB port typeDiffersUSB Type-AUSB Type-A/USB Type-B
Battery2 differ
Battery technologySealed Lead Acid (VRLA)Sealed Lead Acid (VRLA)
Battery voltage12 V12 V
Typical backup time at full loadDiffers3 min1.5 min
Typical backup time at half loadDiffers11 min6 min
Battery capacityKnown for oneUnknown — not stated by the source7 Ah
Number of battery cellsKnown for oneUnknown — not stated by the source1
Designidentical
Product colourBlackBlack
Cable lengthKnown for one1.8 mUnknown — not stated by the source
Display typeLCDLCD
Form factorKnown for oneUnknown — not stated by the sourceCompact
Control typeKnown for oneUnknown — not stated by the sourceButtons
Operational conditions1 differ
Operating temperature (T-T)0 - 40 °C0 - 40 °C
Storage temperature (T-T)-15 - 45 °C-15 - 45 °C
Operating relative humidity (H-H)0 - 95%0 - 95%
Storage relative humidity (H-H)Known for one0 - 95%Unknown — not stated by the source
Operating altitudeDiffers0 - 1500 m0 - 3000 m
Non-operating altitudeKnown for one0 - 15000 mUnknown — not stated by the source
Packaging contentidentical
ManualKnown for oneYesUnknown — not stated by the source
Safety regulation & standards1 differ
SafetyDifferscTUVus, CSA 22.2 no. 107.3:2014cTUVus (UL 1778 5th Edition) CSA 22.2 no. 107.3:2014
Certificates1 differ
CertificationDiffersFCC, EN61000-4-5, ISTARFI / EMI FCC Part 15, Class B EN61000-4-5; Line to Neutral: Level 2; Line to Earth: Level 3
Weight & dimensions4 differ
WidthDiffers99 mm305 mm
DepthDiffers412 mm158.5 mm
HeightDiffers280 mm97 mm
WeightDiffers26.5 kg9.7 kg
Packaging data4 differ
Package widthDiffers186 mm381 mm
Package depthDiffers495 mm266 mm
Package heightDiffers369 mm203 mm
Package weightDiffers28 kg11 kg

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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