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Product comparison · 2 uninterruptible power supplies (upss)

CyberPower ST425 uninterruptible power supply (UPS) Standby (Offline) 0.425 kVA vs CyberPower ST625U uninterruptible power supply (UPS) Standby (Offline) 0.625 kVA

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  • 45specifications compared
  • 8differ
  • 37identical
  • 4known for one product only

Key differences

  • Output power capacity
    • 0.425 kVA
    • 0.625 kVA
  • Output power
    • 260 W
    • 360 W
  • Battery capacity
    • 2.9 Ah
    • 5.5 Ah
  • Typical backup time at full load
    • 1.5 min
    • 2 min
  • Typical backup time at half load
    • 6 min
    • 9 min
  • Width
    • 210 mm
    • 248 mm
  • Height
    • 114 mm
    • 147 mm
  • Weight
    • 1.72 kg
    • 2.27 kg

Side by side

Differences highlightedShow differences only
49 specifications
A

CyberPower

ST425 uninterruptible power supply (UPS) Standby (Offline) 0.425 kVA

Model ST425

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B

CyberPower

ST625U uninterruptible power supply (UPS) Standby (Offline) 0.625 kVA

Model ST625U

View product
Features2 differ
UPS topologyStandby (Offline)Standby (Offline)
Output power capacityDiffers0.425 kVA0.625 kVA
Output powerDiffers260 W360 W
WaveformPseudo sinePseudo sine
Input operation voltage (min)96 V96 V
Input operation voltage (max)140 V140 V
Input frequency47/63 Hz47/63 Hz
Output operation voltage (min)120 V120 V
Output operation voltage (max)120 V120 V
Output frequency50/60 Hz50/60 Hz
Surge energy rating890 J890 J
Transfer time (Line Mode to Battery Mode)8 ms8 ms
EMI/RFI noise filteringYesYes
Surge protectionYesYes
Power protection featuresOverloadOverload
Audible alarm(s)YesYes
Audible alarm modesAlarm when on battery, Fault, Low battery alarm, Overload alarmAlarm when on battery, Fault, Low battery alarm, Overload alarm
Socket circuit breakerYesYes
Ports & interfacesidentical
AC outlet typesNEMA 5-15RNEMA 5-15R
Power plugNEMA 5-15PNEMA 5-15P
AC outlets quantity8 AC outlet(s)8 AC outlet(s)
USB portKnown for oneYes
USB 2.0 ports quantityKnown for one2
USB port typeKnown for oneUSB Type-A
Battery3 differ
Battery technologySealed Lead Acid (VRLA)Sealed Lead Acid (VRLA)
Battery capacityDiffers2.9 Ah5.5 Ah
Battery voltage12 V12 V
Number of batteries supported11
Typical backup time at full loadDiffers1.5 min2 min
Typical backup time at half loadDiffers6 min9 min
Battery recharge time8 h8 h
Designidentical
Form factorCompactCompact
Product colourBlackBlack
Cable length1.5 m1.5 m
LED indicatorsPowerPower
Operational conditionsidentical
Operating temperature (T-T)0 - 40 °C0 - 40 °C
Storage temperature (T-T)-15 - 45 °C-15 - 45 °C
Operating relative humidity (H-H)0 - 95%0 - 95%
Operating altitude0 - 3000 m0 - 3000 m
Non-operating altitude0 - 15000 m0 - 15000 m
Packaging contentidentical
Cables includedKnown for oneUSB cable
ManualYesYes
Certificatesidentical
Compliance certificatesRoHSRoHS
Sustainabilityidentical
Sustainability certificatesENERGY STARENERGY STAR
Safety regulation & standardsidentical
SafetyUL1778, cUL, FCC DOC B, CECUL1778, cUL, FCC DOC B, CEC
Weight & dimensions3 differ
WidthDiffers210 mm248 mm
Depth81 mm81 mm
HeightDiffers114 mm147 mm
WeightDiffers1.72 kg2.27 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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