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Product comparison · 2 power supply units

COUGAR A300 power supply unit vs COUGAR A400 power supply unit

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  • 41specifications compared
  • 8differ
  • 33identical
  • 0known for one product only

Key differences

  • Total power
    • 300 W
    • 400 W
  • Input current
    • 5 A
    • 8 A
  • Combined power (+3.3V)
    • 103 W
    • 80 W
  • Combined power (+12V)
    • 228 W
    • 384 W
  • Combined power (+5V)
    • 103 W
    • 40 W
  • Max output current (+3.3V)
    • 21 A
    • 24 A
  • Max output current (+12V)
    • 25 A
    • 40 A
  • PCI Express power connectors (6-pin)
    • 1
    • 2

Side by side

Differences highlightedShow differences only
41 specifications
A

COUGAR

A300 power supply unit

Model A300

View product
B

COUGAR

A400 power supply unit

Model A400

View product
Power7 differ
Total powerDiffers300 W400 W
AC input voltage100 - 240 V100 - 240 V
AC input frequency50 - 60 Hz50 - 60 Hz
Input currentDiffers5 A8 A
Maximum input current (@110V)+12V1,+12V2,+3.3V,+5V,+5Vsb,-12V+12V1,+12V2,+3.3V,+5V,+5Vsb,-12V
Combined power (+3.3V)Differs103 W80 W
Combined power (+12V)Differs228 W384 W
Combined power (+5V)Differs103 W40 W
Max output current (+3.3V)Differs21 A24 A
Max output current (+12V)Differs25 A40 A
Max output current (+5V)15 A15 A
Max output current (-12V)0.3 A0.3 A
Max output current (+5Vsb)2.5 A2.5 A
Efficiency89%89%
Power protection featuresOver current, Over voltage, Overload, Short circuit, Under voltageOver current, Over voltage, Overload, Short circuit, Under voltage
Ports & interfaces1 differ
Motherboard power connector20+4 pin ATX20+4 pin ATX
Number of SATA power connectors44
Peripheral (Molex) power connectors (4-pin)33
PCI Express power connectors (6-pin)Differs12
CPU power connector (4+4 pin)YesYes
Floppy drive power connector11
Connector(s)IEC C14IEC C14
Cabling typeNon-ModularNon-Modular
Performanceidentical
PurposePCPC
Power supply unit (PSU) form factorATXATX
80 PLUS certification80 PLUS Bronze80 PLUS Bronze
Noise level20 dB20 dB
Designidentical
Product colourBlackBlack
Fan diameter12 cm12 cm
Number of fans1 fan(s)1 fan(s)
Fan speed15001500
Fan locationTopTop
LED indicatorsNoNo
Safety regulation & standardsidentical
SafetyCB,CE, FCC, CCC, TUV, RUus, R63088CB,CE, FCC, CCC, TUV, RUus, R63088
Certificatesidentical
Certification2009/125/EC (ErP)2009/125/EC (ErP)
Technical detailsidentical
Sustainability certificatesENERGY STARENERGY STAR
Other featuresidentical
Dimensions (WxDxH)140 x 150 x 86 mm140 x 150 x 86 mm
Power managementYesYes
Power over Ethernet (PoE)NoNo
Redundant power supply (RPS) supportNoNo
Power rocker switchYesYes

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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