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Product comparison · 2 uninterruptible power supplies (upss)

APC BACK-UPS 420 PRO 420VA vs APC PowerStack 250VA Standby 4xIEC320 19"

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  • 20specifications compared
  • 11differ
  • 9identical
  • 4known for one product only

Key differences

  • Output power capacity
    • 0.42 kVA
    • 0.25 kVA
  • Output power
    • 260 W
    • 165 W
  • Typical backup time at full load
    • 5.5 min
    • 8.9 min
  • Typical backup time at half load
    • 13.5 min
    • 29.8 min
  • Product colour
    • Beige
    • Black
  • Input connection type
    • IEC-320-C14 inlet
    • IEC-320 C14
  • Dimensions (WxDxH)
    • 119.4 x 368.3 x 167.6 mm
    • 444.5 x 330.2 x 44.5 mm
  • Filtering description
    • 0.3% IEEE/UL 1449
    • 0.7% IEEE/UL 1449

Side by side

Differences highlightedShow differences only
24 specifications
A

APC

BACK-UPS 420 PRO 420VAView product
B

APC

PowerStack 250VA Standby 4xIEC320 19"View product
Features2 differ
Output power capacityDiffers0.42 kVA0.25 kVA
Output powerDiffers260 W165 W
Surge energy rating320 J320 J
Emergency Power Off (EPO)Known for oneYes
Battery3 differ
Typical backup time at full loadDiffers5.5 min8.9 min
Typical backup time at half loadDiffers13.5 min29.8 min
Replacement battery cartridgeDiffers(1) RBC2APC Replacement Battery RBC18
Design1 differ
Product colourDiffersBeigeBlack
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%
Storage relative humidity (H-H)0 - 95%0 - 95%
Operating altitudeKnown for one0 - 3000 m
Packaging data1 differ
Bundled softwareDiffersCD with software- Compaq Insight Manager plug-in - LanDesk Server Manager plug-in - Lotus Notes/Domino Shutdown - Netfinity plug-in - PowerChute plus for Novell NetWare v4.3.2 - PowerChute plus for Windows NT on Intel v5.1
Other features4 differ
Battery typeMaintenance-free sealed Lead-Acid battery with suspended electrolyte: leakproofMaintenance-free sealed Lead-Acid battery with suspended electrolyte: leakproof
InterfaceDB-9 RS-232DB-9 RS-232
Output connectionsDiffers(3)IEC 320 C13 (1)IEC 320 C13 (Surge) (2)IEC Jumpers(4)IEC 320 C13 (2)IEC Jumpers
Input connection typeDiffersIEC-320-C14 inletIEC-320 C14
Dimensions (WxDxH)Differs119.4 x 368.3 x 167.6 mm444.5 x 330.2 x 44.5 mm
Filtering descriptionDiffers0.3% IEEE/UL 14490.7% IEEE/UL 1449
Nominal input voltage230 V230 V
Nominal output voltage230 V230 V
Output voltage noteKnown for oneConfigurable for 220: 230 or 240 nominal output voltage
Logistics dataidentical
Products per palletKnown for one24 pc(s)

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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