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Product comparison · 2 uninterruptible power supplies (upss)

CyberPower Online S Series Online Double Conversion USV 1000VA/900WTower, ECO Mode, LCD, USB, Smart-Slot vs Dahua Technology PFM3350-2000L uninterruptible power supply (UPS) Line-Interactive 2000 kVA

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  • 32specifications compared
  • 24differ
  • 8identical
  • 43known for one product only

Key differences

The Dahua Technology PFM3350-2000L uninterruptible power supply (UPS) Line-Interactive 2000 kVA has 1,999 kVA more output power capacity than the CyberPower Online S Series Online Double Conversion USV 1000VA/900WTower, ECO Mode, LCD, USB, Smart-Slot (2000 kVA vs 1 kVA). The Dahua Technology PFM3350-2000L uninterruptible power supply (UPS) Line-Interactive 2000 kVA has 300 W more output power than the CyberPower Online S Series Online Double Conversion USV 1000VA/900WTower, ECO Mode, LCD, USB, Smart-Slot (1200 W vs 900 W). The Dahua Technology PFM3350-2000L uninterruptible power supply (UPS) Line-Interactive 2000 kVA has 90 V more input operation voltage (min) than the CyberPower Online S Series Online Double Conversion USV 1000VA/900WTower, ECO Mode, LCD, USB, Smart-Slot (170 V vs 80 V). UPS topology: Double-conversion (Online) on the CyberPower Online S Series Online Double Conversion USV 1000VA/900WTower, ECO Mode, LCD, USB, Smart-Slot, Line-Interactive on the Dahua Technology PFM3350-2000L uninterruptible power supply (UPS) Line-Interactive 2000 kVA. Waveform: Pure sine on the CyberPower Online S Series Online Double Conversion USV 1000VA/900WTower, ECO Mode, LCD, USB, Smart-Slot, Sine/Pure sine on the Dahua Technology PFM3350-2000L uninterruptible power supply (UPS) Line-Interactive 2000 kVA.

  • UPS topology
    • Double-conversion (Online)
    • Line-Interactive
  • Output power capacity
    • 1 kVA
    • 2000 kVA
  • Output power
    • 900 W
    • 1200 W
  • Waveform
    • Pure sine
    • Sine/Pure sine
  • Input operation voltage (min)
    • 80 V
    • 170 V
  • Input operation voltage (max)
    • 300 V
    • 280 V
  • Input power factor
    • 0.99
    • 0.6
  • AC outlets quantity
    • 3 AC outlet(s)
    • 4 AC outlet(s)

Side by side

Differences highlightedShow differences only
75 specifications
A

CyberPower

Online S Series Online Double Conversion USV 1000VA/900WTower, ECO Mode, LCD, USB, Smart-Slot

Model OLS1KECR

View product
B

Dahua Technology

PFM3350-2000L uninterruptible power supply (UPS) Line-Interactive 2000 kVA

Model PFM3350-2000L

View product
Features8 differ
UPS topologyDiffersDouble-conversion (Online)Line-Interactive
Output power capacityDiffers1 kVA2000 kVA
Output powerDiffers900 W1200 W
WaveformDiffersPure sineSine/Pure sine
Input operation voltage (min)Differs80 V170 V
Input operation voltage (max)Differs300 V280 V
Output operation voltage (min)Known for one208 V
Output operation voltage (max)Known for one240 V
Output voltage regulationKnown for one1%
Automatic Voltage Regulation (AVR)Known for oneYes
Maximum currentKnown for one4.5 A
Surge energy ratingKnown for one370 J
Heat dissipationKnown for one380 BTU/h
Efficiency (ECO mode)Known for one95%
Input power factorDiffers0.990.6
Output power factorKnown for one0.9
Crest factorKnown for one3:1
ECO modeKnown for oneYes
Emergency Power Off (EPO)Known for oneYes
Overload capacity (1 minute)Known for one120%
Overload capacity (10 seconds)Known for one120%
Output voltage Total Harmonic Distortion (THD)Known for one5%
EMI/RFI noise filteringKnown for oneYes
Surge protectionKnown for oneYes
Power protection featuresDiffersInput fuse, OverloadOverload, Overcharge, Overdischarge
Socket circuit breakerKnown for oneYes
Response timeKnown for one4 ms
Ports & interfaces1 differ
AC outlet typesKnown for oneC13 coupler, Type F
Power plugKnown for oneType F
AC outlets quantityDiffers3 AC outlet(s)4 AC outlet(s)
USB portKnown for oneYes
USB port typeKnown for oneUSB Type-B
RS-232 portsKnown for one1
Emergency Power Off (EPO) connectorKnown for oneYes
Battery3 differ
Battery replacement accessibilityKnown for oneProfessional only
Battery technologyDiffersSealed Lead Acid (VRLA)Lead-Acid
Battery voltageKnown for one12 V
Number of batteries supportedKnown for one2
Typical backup time at full loadKnown for one3 min
Typical backup time at half loadKnown for one13.3 min
Battery recharge timeDiffers4 h6 h
Charging currentDiffers1.5 A1 A
Replacement battery cartridgeKnown for oneBPS24V40AC
Number of batteries includedKnown for one2 pc(s)
Design3 differ
Form factorKnown for oneTower
Housing materialDiffersMetalMetal, Plastic
Cable lengthDiffers1.5 m1.2 m
Display typeDiffersLCDLED
Built-in fanKnown for oneYes
Operational conditions3 differ
Storage temperature (T-T)Differs-20 - 50 °C-15 - 55 °C
Operating relative humidity (H-H)Differs0 - 95%0 - 90%
Storage relative humidity (H-H)Differs0 - 95%0 - 90%
Operating altitudeKnown for one0 - 1500 m
Non-operating altitudeKnown for one0 - 1500 m
Packaging contentidentical
Cables includedKnown for oneUSB cable
Certificates1 differ
Compliance certificatesDiffersCE, EAC, UKCA, RoHSCE
Weight & dimensions4 differ
WidthDiffers86 mm138.4 mm
DepthDiffers335 mm374.5 mm
HeightDiffers308 mm166.5 mm
WeightDiffers10 kg12.2 kg
Packaging data1 differ
Package weightDiffers10.9 kg12.6 kg
Package widthKnown for one195 mm
Package depthKnown for one470 mm
Package heightKnown for one255 mm
Package typeKnown for oneBox
Other featuresidentical
BypassKnown for oneGreenPower UPS
Poweridentical
Input current (max)Known for one9.5 A

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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