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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 Dahua Technology DH-PFM3350-100 uninterruptible power supply (UPS) Line-Interactive 1 kVA

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  • 35specifications compared
  • 27differ
  • 8identical
  • 46known for one product only

Key differences

The CyberPower Online S Series OLS3KERT2UH uninterruptible power supply (UPS) Double-conversion (Online) 3 kVA has 2 kVA more output power capacity than the Dahua Technology DH-PFM3350-100 uninterruptible power supply (UPS) Line-Interactive 1 kVA (3 kVA vs 1 kVA). The CyberPower Online S Series OLS3KERT2UH uninterruptible power supply (UPS) Double-conversion (Online) 3 kVA has 2,400 W more output power than the Dahua Technology DH-PFM3350-100 uninterruptible power supply (UPS) Line-Interactive 1 kVA (3000 W vs 600 W). The Dahua Technology DH-PFM3350-100 uninterruptible power supply (UPS) Line-Interactive 1 kVA has 60 V more input operation voltage (min) than the CyberPower Online S Series OLS3KERT2UH uninterruptible power supply (UPS) Double-conversion (Online) 3 kVA (170 V vs 110 V). Only the CyberPower Online S Series OLS3KERT2UH uninterruptible power supply (UPS) Double-conversion (Online) 3 kVA has hot-swap battery. UPS topology: Double-conversion (Online) on the CyberPower Online S Series OLS3KERT2UH uninterruptible power supply (UPS) Double-conversion (Online) 3 kVA, Line-Interactive on the Dahua Technology DH-PFM3350-100 uninterruptible power supply (UPS) Line-Interactive 1 kVA.

  • UPS topology
    • Double-conversion (Online)
    • Line-Interactive
  • Output power capacity
    • 3 kVA
    • 1 kVA
  • Output power
    • 3000 W
    • 600 W
  • Input operation voltage (min)
    • 110 V
    • 170 V
  • Input operation voltage (max)
    • 300 V
    • 280 V
  • Output operation voltage (min)
    • 200 V
    • 170 V
  • Output operation voltage (max)
    • 240 V
    • 280 V
  • Maximum current
    • 14.02 A
    • 4.8 A

Side by side

Differences highlightedShow differences only
81 specifications
A

CyberPower

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

Model OLS3KERT2UH

View product
B

Dahua Technology

DH-PFM3350-100 uninterruptible power supply (UPS) Line-Interactive 1 kVA

Model DH-PFM3350-100

View product
Features11 differ
UPS topologyDiffersDouble-conversion (Online)Line-Interactive
Output power capacityDiffers3 kVA1 kVA
Output powerDiffers3000 W600 W
Input operation voltage (min)Differs110 V170 V
Input operation voltage (max)Differs300 V280 V
Output operation voltage (min)Differs200 V170 V
Output operation voltage (max)Differs240 V280 V
Automatic Voltage Regulation (AVR)Known for oneYes
Maximum currentDiffers14.02 A4.8 A
Response timeKnown for one4 ms
Number of output phasesKnown for one1
Power factorDiffers10.6
Input power factorDiffers0.990.6
Power protection featuresDiffersOverloadBattery discharge, Overcharge, Overdischarge, Overload
Surge energy ratingKnown for one1065 J
Heat dissipationKnown for one653 BTU/h
Efficiency (ECO mode)Known for one98%
ECO modeKnown for oneYes
Emergency Power Off (EPO)Known for oneYes
EMI/RFI noise filteringKnown for oneYes
Surge protectionKnown for oneYes
Ports & interfaces2 differ
AC outlet typesDiffersC13 coupler, C19 couplerType F
Power plugKnown for oneType A
AC outlets quantityDiffers7 AC outlet(s)2 AC outlet(s)
USB portKnown for oneYes
Serial interfaceKnown for oneYes
Serial interface typeKnown for oneRS-232
RS-232 portsKnown for one1
Serial ports quantityKnown for one1
Emergency Power Off (EPO) connectorKnown for oneYes
Battery3 differ
Battery technologyKnown for oneLead-Acid
Battery capacityKnown for one9 Ah
Battery voltageDiffers72 V13.7 V
Number of batteries includedKnown for one1 pc(s)
Number of batteries supportedKnown for one1
Number of battery cellsKnown for one1
Charging currentDiffers8 A1 A
Hot-swap batteryDiffersYesNo
Typical backup time at full loadKnown for one2.5 min
Typical backup time at half loadKnown for one9.5 min
Replacement battery cartridgeKnown for oneRBP0160
Design3 differ
Form factorDiffersRackmount/TowerDesktop
Housing materialDiffersMetalPlastic
Cable lengthDiffers1.5 m1.2 m
Built-in fanKnown for oneNo
LED indicatorsKnown for oneAlarm, Battery replacement, Fault, Status, Yes
Control typeKnown for oneButtons
Display typeKnown for oneLCD
Operational conditions4 differ
Operating temperature (T-T)Differs0 - 50 °C0 - 40 °C
Storage temperature (T-T)Differs-20 - 50 °C-15 - 55 °C
Operating relative humidity (H-H)Differs20 - 90%0 - 90%
Storage relative humidity (H-H)Differs10 - 90%0 - 90%
Operating altitudeKnown for one0 - 1500 m
Non-operating altitudeKnown for one0 - 1500 m
Packaging contentidentical
Batteries includedKnown for oneYes
Cables includedKnown for oneInput power cable
Certificates1 differ
Compliance certificatesKnown for oneCE, Low Voltage Directive (LVD), Electromagnetic Compatibility (EMC)
Recycling codesKnown for oneLead (Lead–acid battery)
CertificationDiffersCE, RCM RoHSCE LVD: EN IEC 62040-1: 2019+A11: 2021; CE EMC: EN 62040-2: 2006; EN IEC 62040-2: 2018; EN IEC 61000-3-2: 2019+A1: 2021+A2: 2024; EN 61000-3-3: 2013+A1: 2019+A2: 2021
Poweridentical
Input current (max)Known for one4.8 A
Technical detailsidentical
Dangerous goodsKnown for oneYes
Removable batteryKnown for oneNo
Weight & dimensions3 differ
WidthDiffers540 mm101.5 mm
DepthDiffers730 mm298.4 mm
HeightDiffers230 mm142.2 mm
WeightKnown for one4.9 kg
Extended battery module widthKnown for one10.2 cm
Extended battery module depthKnown for one14.2 cm
Extended battery module heightKnown for one29.8 cm
Packaging dataidentical
Package widthKnown for one142 mm
Package depthKnown for one342 mm
Package heightKnown for one223 mm
Package weightKnown for one5.1 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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