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Product comparison · 2 uninterruptible power supplies (upss)

APC E3SUPS40KFB uninterruptible power supply (UPS) Double-conversion (Online) 40 kVA vs CyberPower Online S Series Online Double Conversion USV 3000VA/2700WTower, ECO Mode, LCD, USB, Smart-Slot

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  • 25specifications compared
  • 17differ
  • 8identical
  • 50known for one product only

Key differences

The APC E3SUPS40KFB uninterruptible power supply (UPS) Double-conversion (Online) 40 kVA has 37 kVA more output power capacity than the CyberPower Online S Series Online Double Conversion USV 3000VA/2700WTower, ECO Mode, LCD, USB, Smart-Slot (40 kVA vs 3 kVA). The APC E3SUPS40KFB uninterruptible power supply (UPS) Double-conversion (Online) 40 kVA has 37,300 W more output power than the CyberPower Online S Series Online Double Conversion USV 3000VA/2700WTower, ECO Mode, LCD, USB, Smart-Slot (40000 W vs 2700 W). The APC E3SUPS40KFB uninterruptible power supply (UPS) Double-conversion (Online) 40 kVA has 224 V more input operation voltage (min) than the CyberPower Online S Series Online Double Conversion USV 3000VA/2700WTower, ECO Mode, LCD, USB, Smart-Slot (304 V vs 80 V). Input frequency: 40 - 70 Hz on the APC E3SUPS40KFB uninterruptible power supply (UPS) Double-conversion (Online) 40 kVA, 50/60 Hz on the CyberPower Online S Series Online Double Conversion USV 3000VA/2700WTower, ECO Mode, LCD, USB, Smart-Slot. Output frequency: 50 Hz on the APC E3SUPS40KFB uninterruptible power supply (UPS) Double-conversion (Online) 40 kVA, 50/60 Hz on the CyberPower Online S Series Online Double Conversion USV 3000VA/2700WTower, ECO Mode, LCD, USB, Smart-Slot.

  • Output power capacity
    • 40 kVA
    • 3 kVA
  • Output power
    • 40000 W
    • 2700 W
  • Input operation voltage (min)
    • 304 V
    • 80 V
  • Input operation voltage (max)
    • 477 V
    • 300 V
  • Input frequency
    • 40 - 70 Hz
    • 50/60 Hz
  • Output frequency
    • 50 Hz
    • 50/60 Hz
  • Maximum current
    • 73 A
    • 13.04 A
  • Heat dissipation
    • 2800 BTU/h
    • 1139 BTU/h

Side by side

Differences highlightedShow differences only
75 specifications
A

APC

E3SUPS40KFB uninterruptible power supply (UPS) Double-conversion (Online) 40 kVA

Model E3SUPS40KFB

View product
B

CyberPower

Online S Series Online Double Conversion USV 3000VA/2700WTower, ECO Mode, LCD, USB, Smart-Slot

Model OLS3KECR

View product
Features8 differ
UPS topologyDouble-conversion (Online)Double-conversion (Online)
Output power capacityDiffers40 kVA3 kVA
Output powerDiffers40000 W2700 W
WaveformPure sinePure sine
Input operation voltage (min)Differs304 V80 V
Input operation voltage (max)Differs477 V300 V
Input frequencyDiffers40 - 70 Hz50/60 Hz
Output operation voltage (min)Known for one208 V
Output operation voltage (max)Known for one240 V
Output frequencyDiffers50 Hz50/60 Hz
Output voltage regulationKnown for one1%
Automatic Voltage Regulation (AVR)Known for oneYes
Maximum currentDiffers73 A13.04 A
Surge energy ratingKnown for one590 J
Heat dissipationDiffers2800 BTU/h1139 BTU/h
Efficiency (ECO mode)Known for one97%
Input power factorKnown for one0.99
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 featuresKnown for oneInput fuse, Overload
Audible alarm(s)Known for oneYes
Audible alarm modesKnown for oneAlarm when on battery, Low battery alarm, Overload alarm, Fault, Battery replacement
Socket circuit breakerKnown for oneYes
Power factorKnown for one0.7
Ports & interfacesidentical
AC outlet typesKnown for oneType F, C13 coupler, Terminal
Power plugKnown for oneType F
AC outlets quantityKnown for one7 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
Battery2 differ
Battery replacement accessibilityKnown for oneProfessional only
Battery technologyDiffersLead-AcidSealed Lead Acid (VRLA)
Battery capacityKnown for one9 Ah
Battery voltageDiffers120 V12 V
Number of batteries supportedKnown for one6
Typical backup time at full loadKnown for one3 min
Typical backup time at half loadKnown for one12.7 min
Battery recharge timeKnown for one4 h
Replacement battery cartridgeKnown for oneBPS72V40AC
Design1 differ
Form factorTowerTower
Product colourDiffersWhiteBlack
Housing materialKnown for oneMetal
Cable lengthKnown for one1.5 m
Display typeLCDLCD
International Protection (IP) codeKnown for oneIP20
Operational conditions1 differ
Operating temperature (T-T)0 - 40 °C0 - 40 °C
Storage temperature (T-T)Differs-15 - 40 °C-20 - 50 °C
Operating relative humidity (H-H)0 - 95%0 - 95%
Storage relative humidity (H-H)0 - 95%0 - 95%
Operating altitudeKnown for one0 - 1500 m
Non-operating altitudeKnown for one0 - 1500 m
Packaging contentidentical
Cables includedKnown for oneUSB cable
ManualYesYes
Management card includedKnown for oneNo
Quick installation guideKnown for oneYes
Certificates1 differ
Compliance certificatesDiffersRoHSCE, EAC, UKCA, RoHS
CertificationKnown for oneCE, EAC, IEC 62040-1-1, IEC 62040-2, IEC 62040-3, IEC 62040-4, ISTA 2B, RCM, WEEE, REACH
Weight & dimensions4 differ
WidthDiffers380 mm155 mm
DepthDiffers1092 mm341 mm
HeightDiffers1400 mm400 mm
WeightDiffers187 kg25 kg
Other featuresidentical
BypassKnown for oneGreenPower UPS
Output voltageKnown for one208 V
Packaging dataidentical
Package widthKnown for one1200 mm
Package depthKnown for one800 mm
Package heightKnown for one1595 mm
Package weightKnown for one220 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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