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Product comparison · 2 power supply units

Aerocool KCAS-750G power supply unit vs be quiet! Pure Power 11 400W CM

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  • 33specifications compared
  • 19differ
  • 14identical
  • 39known for one product only

Key differences

  • Total power
    • 750 W
    • 400 W
  • AC input voltage
    • 220 - 240 V
    • 100 - 240 V
  • AC input frequency
    • 47 - 63 Hz
    • 50 - 60 Hz
  • Combined power (+3.3V)
    • 130 W
    • 120 W
  • Combined power (+12V)
    • 750 W
    • 384 W
  • Combined power (+5V)
    • 130 W
    • 120 W
  • Combined power (+5Vsb)
    • 12.5 W
    • 15 W
  • Max output current (+3.3V)
    • 20 A
    • 24 A

Side by side

Differences highlightedShow differences only
72 specifications
A

Aerocool

KCAS-750G power supply unit

Model KCAS-750G

View product
B

be quiet!

Pure Power 11 400W CMView product
Power11 differ
Total powerDiffers750 W400 W
Peak powerKnown for one450 W
AC input voltageDiffers220 - 240 V100 - 240 V
AC input frequencyDiffers47 - 63 Hz50 - 60 Hz
Input current6 A6 A
Power factorKnown for one0.99
Power Factor Correction (PFC) typeKnown for oneActive
Combined power (+3.3V)Differs130 W120 W
Combined power (+12V)Differs750 W384 W
Combined power (+5V)Differs130 W120 W
Combined power (-12V)3.6 W3.6 W
Combined power (+5Vsb)Differs12.5 W15 W
Max output current (+3.3V)Differs20 A24 A
Max output current (+12V1)Known for one24 A
Max output current (+12V2)Known for one20 A
Max output current (+5V)Differs20 A15 A
Max output current (-12V)0.3 A0.3 A
Max output current (+5Vsb)Differs2.5 A3 A
EfficiencyKnown for one92%
Hold timeKnown for one28 ms
Power protection featuresDiffersOver power, Over voltage, Short circuit, Under voltageOver current, Over power, Over voltage, Overheating, Short circuit, Under voltage
Max output current (+12V)Known for one62.5 A
Ports & interfaces7 differ
Motherboard power connector20+4 pin ATX20+4 pin ATX
Motherboard power cable lengthDiffers55 cm45 cm
Number of PATA power connectorsDiffers42
Number of SATA power connectorsDiffers75
SATA power cable lengthDiffers550,700,850 mm450,600,750 mm
PCI Express power connectors (6+2 pin)Differs42
PCI Express power cable lengthKnown for one50 cm
CPU power connector (4+4 pin)YesYes
CPU power cable lengthDiffers55 cm60 cm
Floppy disk drive connectorYesYes
Cabling typeDiffersNon-ModularSemi-Modular
ATX power connector (20+4 pin)Known for oneYes
Floppy disk drive cable lengthKnown for one80 cm
Floppy drive power connectorKnown for one1
Performanceidentical
PurposePCPC
Power supply unit (PSU) form factorATXATX
80 PLUS certification80 PLUS Gold80 PLUS Gold
ATX version2.42.4
Bearing technologyKnown for oneRifle
Designidentical
Product colourBlackBlack
Fan diameter12 cm12 cm
Number of fans1 fan(s)1 fan(s)
Fan locationKnown for oneTop
On/off switchKnown for oneYes
Packaging contentidentical
Cables includedKnown for oneAC, SATA
Certificates1 differ
Compliance certificatesRoHSRoHS
CertificationDiffersErp 2014ErP, WEEE
Safety regulation & standardsidentical
SafetyKnown for oneCE, CB, TÜV, FCC, cTUVus, RCM, BSMI, CU, CCC
Weight & dimensionsidentical
WidthKnown for one150 mm
DepthKnown for one160 mm
HeightKnown for one86 mm
WeightKnown for one1.94 kg
Packaging dataidentical
ManualKnown for oneYes
Package widthKnown for one210 mm
Package depthKnown for one240 mm
Package heightKnown for one96 mm
Package weightKnown for one2.23 kg
Package typeKnown for oneBox
Technical detailsidentical
Sustainability certificatesKnown for oneENERGY STAR
Logistics dataidentical
Master (outer) case widthKnown for one326 mm
Master (outer) case lengthKnown for one514 mm
Master (outer) case heightKnown for one241 mm
Harmonized System (HS) codeKnown for one84733020
Master (outer) case gross weightKnown for one14.5 kg
Products per master (outer) caseKnown for one6 pc(s)
Other featuresidentical
Screws includedKnown for oneYes
Cable ties includedKnown for oneYes
Noise level (silent mode, <30%)Known for one9.4 dB
Noise level (quiet mode, 50%)Known for one9.9 dB
Noise level (full-load mode, 100%)Known for one13.9 dB

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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