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Product comparison · 2 uninterruptible power supplies (upss)

Ewent EW3940 uninterruptible power supply (UPS) Line-Interactive 0.65 kVA vs Ewent EW3942 uninterruptible power supply (UPS) 1 kVA

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  • 13specifications compared
  • 10differ
  • 3identical
  • 10known for one product only

Key differences

  • Output power capacity
    • 0.65 kVA
    • 1 kVA
  • Output power
    • 390 W
    • 510 W
  • AC outlets quantity
    • 4 AC outlet(s)
    • 2 AC outlet(s)
  • Battery capacity
    • 7 Ah
    • 8 Ah
  • LED indicators
    • Status
    • Yes
  • Width
    • 185 mm
    • 95 mm
  • Depth
    • 275 mm
    • 340 mm
  • Height
    • 95 mm
    • 165 mm

Side by side

Differences highlightedShow differences only
23 specifications
A

Ewent

EW3940 uninterruptible power supply (UPS) Line-Interactive 0.65 kVA

Model EW3940

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B

Ewent

EW3942 uninterruptible power supply (UPS) 1 kVA

Model EW3942

View product
Features3 differ
Output power capacityDiffers0.65 kVA1 kVA
Output powerDiffers390 W510 W
WaveformKnown for oneSine
Input frequencyKnown for one60 Hz
Automatic Voltage Regulation (AVR)YesYes
Power protection featuresDiffersBattery discharge, Overcharge, Short circuitOver voltage, Short circuit, Under voltage
Audible alarm(s)YesYes
UPS topologyKnown for oneLine-Interactive
Ports & interfaces1 differ
AC outlet typesKnown for oneC13 coupler
AC outlets quantityDiffers4 AC outlet(s)2 AC outlet(s)
Battery1 differ
Battery capacityDiffers7 Ah8 Ah
Number of batteries supportedKnown for one1
Battery voltageKnown for one12 V
Typical backup time at full loadKnown for one20 min
Design1 differ
Form factorKnown for oneTower
Product colourBlackBlack
LED indicatorsDiffersStatusYes
Weight & dimensions4 differ
WidthDiffers185 mm95 mm
DepthDiffers275 mm340 mm
HeightDiffers95 mm165 mm
WeightDiffers4.5 kg4.6 kg
Other featuresidentical
Nominal input voltageKnown for one230 V
Nominal output voltageKnown for one230 V

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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