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Product comparison · 2 power supply units

CoolBox S300 power supply unit vs Zalman ZM1000-EBT power supply unit

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  • 23specifications compared
  • 18differ
  • 5identical
  • 37known for one product only

Key differences

  • Total power
    • 300 W
    • 1000 W
  • AC input voltage
    • 180 - 240 V
    • 100 - 240 V
  • AC input frequency
    • 47 - 63 Hz
    • 50 - 60 Hz
  • Max output current (+3.3V)
    • 6 A
    • 25 A
  • Max output current (+5V)
    • 6 A
    • 25 A
  • Max output current (-12V)
    • 0.5 A
    • 0.3 A
  • Max output current (+5Vsb)
    • 2 A
    • 4 A
  • Cabling type
    • Non-Modular
    • Fully-Modular

Side by side

Differences highlightedShow differences only
60 specifications
A

CoolBox

S300 power supply unit

Model S300

View product
B

Zalman

ZM1000-EBT power supply unit

Model ZM1000-EBT

View product
Power8 differ
Total powerDiffers300 W1000 W
AC input voltageDiffers180 - 240 V100 - 240 V
AC input frequencyDiffers47 - 63 Hz50 - 60 Hz
Input currentKnown for one15 A
Maximum input current (@110V)Known for one15 A
Power factorKnown for one99
Power Factor Correction (PFC) typeKnown for oneActive
Combined power (+3.3V)Known for one130 W
Combined power (+12V)Known for one1000 W
Combined power (+5V)Known for one130 W
Combined power (-12V)Known for one3.6 W
Combined power (+5Vsb)Known for one15 W
Max output current (+3.3V)Differs6 A25 A
Max output current (+12V)Known for one83.4 A
Max output current (+5V)Differs6 A25 A
Max output current (-12V)Differs0.5 A0.3 A
Max output current (+5Vsb)Differs2 A4 A
EfficiencyKnown for one92%
Power protection featuresDiffersOver current, Over voltage, Short circuitOver current, Over power, Over voltage, Short circuit, Under voltage
Max output current (+12V1)Known for one10 A
Max output current (+12V2)Known for one10 A
Ports & interfaces1 differ
Motherboard power connector20+4 pin ATX20+4 pin ATX
Motherboard power cable lengthKnown for one55 cm
Number of SATA power connectors33
SATA power cable lengthKnown for one450 mm
PCI Express power connectors (6+2 pin)Known for one6
PCI Express power cable lengthKnown for one55 cm
CPU P4 connector (4-pin)11
CPU power connector (4+4 pin)Known for oneYes
CPU power cable lengthKnown for one65 cm
PCI Express connectorKnown for oneYes
Cabling typeDiffersNon-ModularFully-Modular
Peripheral (Molex) power connectors (4-pin)Known for one1
ATX power connector (20+4 pin)Known for oneYes
Floppy disk drive connectorKnown for oneYes
Performance2 differ
PurposePCPC
Power supply unit (PSU) form factorDiffersSFXATX
80 PLUS certificationDiffers80 PLUS Bronze80 PLUS Gold
ATX versionKnown for one2.3
EPS versionKnown for one2.92
Mean time between failures (MTBF)Known for one100000 h
Design2 differ
Product colourDiffersSilverBlack
Cooling typeKnown for oneActive
Fan diameterDiffers8 cm13.5 cm
Number of fansKnown for one1 fan(s)
Fan locationKnown for oneTop
Operational conditions1 differ
Operating temperature (T-T)0 - 50 °C0 - 50 °C
Storage temperature (T-T)Known for one-20 - 70 °C
Operating relative humidity (H-H)Differs10 - 85%5 - 95%
Storage relative humidity (H-H)Known for one5 - 95%
Packaging contentidentical
Cables includedKnown for oneAC, CPU, PCIe, SATA
Certificatesidentical
Compliance certificatesKnown for oneRoHS
CertificationKnown for oneCE, CB, EAC, NRTL, FCC, TUV, KC
Weight & dimensions4 differ
WidthDiffers125 mm150 mm
DepthDiffers100 mm180 mm
HeightDiffers62 mm86 mm
WeightDiffers593 g4.6 kg
Packaging dataidentical
Package typeKnown for oneBox
Other featuresidentical
Voltage toleranceKnown for one99%
Maximum currentKnown for one15 A

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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