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Product comparison · 2 uninterruptible power supplies (upss)

CyberPower Online S Series OLS3KERT2UH uninterruptible power supply (UPS) Double-conversion (Online) 3 kVA vs Legrand 311341 uninterruptible power supply (UPS) Double-conversion (Online) 2 kVA

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  • 24specifications compared
  • 13differ
  • 11identical
  • 35known for one product only

Key differences

The CyberPower Online S Series OLS3KERT2UH uninterruptible power supply (UPS) Double-conversion (Online) 3 kVA has 1 kVA more output power capacity than the Legrand 311341 uninterruptible power supply (UPS) Double-conversion (Online) 2 kVA (3 kVA vs 2 kVA). The CyberPower Online S Series OLS3KERT2UH uninterruptible power supply (UPS) Double-conversion (Online) 3 kVA has 1,000 W more output power than the Legrand 311341 uninterruptible power supply (UPS) Double-conversion (Online) 2 kVA (3000 W vs 2000 W). The CyberPower Online S Series OLS3KERT2UH uninterruptible power supply (UPS) Double-conversion (Online) 3 kVA has 20 V more input operation voltage (max) than the Legrand 311341 uninterruptible power supply (UPS) Double-conversion (Online) 2 kVA (300 V vs 280 V). Waveform: Pure sine on the CyberPower Online S Series OLS3KERT2UH uninterruptible power supply (UPS) Double-conversion (Online) 3 kVA, Pulse width modulation (PWM) on the Legrand 311341 uninterruptible power supply (UPS) Double-conversion (Online) 2 kVA. Input frequency: 50/60 Hz on the CyberPower Online S Series OLS3KERT2UH uninterruptible power supply (UPS) Double-conversion (Online) 3 kVA, 45/65 Hz on the Legrand 311341 uninterruptible power supply (UPS) Double-conversion (Online) 2 kVA.

  • Output power capacity
    • 3 kVA
    • 2 kVA
  • Output power
    • 3000 W
    • 2000 W
  • Waveform
    • Pure sine
    • Pulse width modulation (PWM)
  • Input operation voltage (max)
    • 300 V
    • 280 V
  • Input frequency
    • 50/60 Hz
    • 45/65 Hz
  • Efficiency (ECO mode)
    • 98%
    • 98.3%
  • Form factor
    • Rackmount/Tower
    • Rackmount
  • Control type
    • Buttons
    • Touch

Side by side

Differences highlightedShow differences only
59 specifications
A

CyberPower

Online S Series OLS3KERT2UH uninterruptible power supply (UPS) Double-conversion (Online) 3 kVA

Model OLS3KERT2UH

View product
B

Legrand

311341 uninterruptible power supply (UPS) Double-conversion (Online) 2 kVA

Model 311341

View product
Features6 differ
Output power capacityDiffers3 kVA2 kVA
Output powerDiffers3000 W2000 W
WaveformDiffersPure sinePulse width modulation (PWM)
Input operation voltage (max)Differs300 V280 V
Input frequencyDiffers50/60 Hz45/65 Hz
Maximum currentKnown for one14.02 A
Surge energy ratingKnown for one1065 J
Heat dissipationKnown for one653 BTU/h
Number of input phasesKnown for one1
Efficiency (ECO mode)Differs98%98.3%
Power factorKnown for one1
Input power factorKnown for one0.99
ECO modeKnown for oneYes
Emergency Power Off (EPO)Known for oneYes
EMI/RFI noise filteringKnown for oneYes
Surge protectionKnown for oneYes
Power protection featuresKnown for oneOverload
Audible alarm(s)Known for oneYes
Audible alarm modesKnown for oneAlarm when on battery, Battery replacement, Fault, Low battery alarm, Overload alarm
EfficiencyKnown for one92.5%
Noise levelKnown for one45 dB
Ports & interfacesidentical
AC outlets quantityKnown for one7 AC outlet(s)
RS-232 portsKnown for one1
Serial ports quantityKnown for one1
Emergency Power Off (EPO) connectorKnown for oneYes
Batteryidentical
Battery voltageKnown for one72 V
Typical backup time at full loadKnown for one2.5 min
Typical backup time at half loadKnown for one9.5 min
Battery recharge timeKnown for one4 h
Charging currentKnown for one8 A
Hot-swap batteryKnown for oneYes
Replacement battery cartridgeKnown for oneRBP0160
Design2 differ
Form factorDiffersRackmount/TowerRackmount
Housing materialKnown for oneMetal
Cable lengthKnown for one1.5 m
Control typeDiffersButtonsTouch
International Protection (IP) codeKnown for oneIP20
Operational conditions2 differ
Operating temperature (T-T)Differs0 - 50 °C0 - 40 °C
Storage temperature (T-T)Differs-20 - 50 °C-10 - 50 °C
Operating relative humidity (H-H)Known for one20 - 90%
Storage relative humidity (H-H)Known for one10 - 90%
Operating altitudeKnown for one0 - 1500 m
Non-operating altitudeKnown for one0 - 1500 m
Certificatesidentical
CertificationKnown for oneCE, RCM RoHS
Weight & dimensions3 differ
WidthDiffers540 mm440 mm
DepthDiffers730 mm640 mm
HeightDiffers230 mm88 mm
WeightKnown for one24.4 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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