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Product comparison · 2 uninterruptible power supplies (upss)

Vertiv PSI5-1100MT120 uninterruptible power supply (UPS) Line-Interactive 1.1 kVA vs Vertiv Liebert PSI5-1500RM1201U uninterruptible power supply (UPS) Line-Interactive 1.44 kVA

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  • 42specifications compared
  • 19differ
  • 23identical
  • 1known for one product only

Key differences

The Vertiv Liebert PSI5-1500RM1201U uninterruptible power supply (UPS) Line-Interactive 1.44 kVA has 0.34 kVA more output power capacity than the Vertiv PSI5-1100MT120 uninterruptible power supply (UPS) Line-Interactive 1.1 kVA (1.44 kVA vs 1.1 kVA). The Vertiv Liebert PSI5-1500RM1201U uninterruptible power supply (UPS) Line-Interactive 1.44 kVA has 360 W more output power than the Vertiv PSI5-1100MT120 uninterruptible power supply (UPS) Line-Interactive 1.1 kVA (1350 W vs 990 W). The Vertiv Liebert PSI5-1500RM1201U uninterruptible power supply (UPS) Line-Interactive 1.44 kVA has 3 A more maximum current than the Vertiv PSI5-1100MT120 uninterruptible power supply (UPS) Line-Interactive 1.1 kVA (16 A vs 13 A). AC outlets quantity: 6 AC outlet(s) on the Vertiv PSI5-1100MT120 uninterruptible power supply (UPS) Line-Interactive 1.1 kVA, 5 AC outlet(s) on the Vertiv Liebert PSI5-1500RM1201U uninterruptible power supply (UPS) Line-Interactive 1.44 kVA. Form factor: Mini Tower on the Vertiv PSI5-1100MT120 uninterruptible power supply (UPS) Line-Interactive 1.1 kVA, Rackmount on the Vertiv Liebert PSI5-1500RM1201U uninterruptible power supply (UPS) Line-Interactive 1.44 kVA.

  • Output power capacity
    • 1.1 kVA
    • 1.44 kVA
  • Output power
    • 990 W
    • 1350 W
  • Maximum current
    • 13 A
    • 16 A
  • Efficiency
    • 97%
    • 93%
  • Noise level
    • 55 dB
    • 45 dB
  • AC outlets quantity
    • 6 AC outlet(s)
    • 5 AC outlet(s)
  • Battery capacity
    • 10 Ah
    • 9 Ah
  • Battery voltage
    • 12 V
    • 6 V

Side by side

Differences highlightedShow differences only
43 specifications
A

Vertiv

PSI5-1100MT120 uninterruptible power supply (UPS) Line-Interactive 1.1 kVA

Model PSI5-1100MT120

View product
B

Vertiv

Liebert PSI5-1500RM1201U uninterruptible power supply (UPS) Line-Interactive 1.44 kVA

Model PSI5-1500RM1201U

View product
Features5 differ
Output power capacityDiffers1.1 kVA1.44 kVA
Output powerDiffers990 W1350 W
Maximum currentDiffers13 A16 A
EfficiencyDiffers97%93%
Noise levelDiffers55 dB45 dB
Ports & interfaces1 differ
AC outlets quantityDiffers6 AC outlet(s)5 AC outlet(s)
Battery3 differ
Battery capacityDiffers10 Ah9 Ah
Battery voltageDiffers12 V6 V
Number of battery cellsDiffers24
Design2 differ
Form factorDiffersMini TowerRackmount
Rack capacityKnown for one1U
Cable lengthDiffers1.8 m2.4 m
Weight & dimensions4 differ
WidthDiffers145 mm438 mm
DepthDiffers376 mm631 mm
HeightDiffers220 mm44 mm
WeightDiffers26 kg45.6 kg
Packaging data4 differ
Package widthDiffers230 mm560 mm
Package depthDiffers450 mm710 mm
Package heightDiffers325 mm140 mm
Package weightDiffers29.1 kg51.1 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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