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Product comparison · 2 power supply units

COUGAR S550 power supply unit vs Zalman ZM850-HP Plus

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  • 29specifications compared
  • 18differ
  • 11identical
  • 27known for one product only

Key differences

  • Total power
    • 550 W
    • 850 W
  • AC input voltage
    • 115 - 240 V
    • 100 - 240 V
  • Input current
    • 10 A
    • 5.5 - 11 A
  • Combined power (+3.3V)
    • 70 W
    • 180 W
  • Combined power (+12V)
    • 542 W
    • 816 W
  • Combined power (+5V)
    • 70 W
    • 180 W
  • Max output current (+3.3V)
    • 25 A
    • 20 A
  • Max output current (+12V)
    • 88 A
    • 25 A

Side by side

Differences highlightedShow differences only
56 specifications
A

COUGAR

S550 power supply unit

Model S550

View product
B

Zalman

ZM850-HP PlusView product
Power12 differ
Total powerDiffers550 W850 W
AC input voltageDiffers115 - 240 V100 - 240 V
Input currentDiffers10 A5.5 - 11 A
Combined power (+3.3V)Differs70 W180 W
Combined power (+12V)Differs542 W816 W
Combined power (+5V)Differs70 W180 W
Combined power (-12V)Known for one6 W
Combined power (+5Vsb)Known for one17.5 W
Max output current (+3.3V)Differs25 A20 A
Max output current (+12V)Differs88 A25 A
Max output current (+5V)Differs25 A24 A
Max output current (-12V)Differs0.6 A0.5 A
Max output current (+5Vsb)Differs3 A3.5 A
Power protection featuresDiffersOver current, Over voltage, Overload, Short circuit, Under powerOver current, Over voltage, Short circuit, Under voltage
Ports & interfaces2 differ
Number of SATA power connectorsDiffers63
EPS power connector (8-pin)Known for oneYes
PCI Express power connectors (6+2 pin)Differs13
Peripheral (Molex) power connectors (4-pin)Known for one5
Floppy drive power connectorKnown for one1
CPU power connectors (8-pin)Known for one1
Connector(s)Known for oneIEC C14
Performance1 differ
80 PLUS certificationDiffers80 PLUS Silver80 PLUS
ATX versionKnown for one2.2
Mean time between failures (MTBF)Known for one100000 h
Design1 differ
Product colourDiffersBlack, OrangeBlack
Number of fansKnown for one1 fan(s)
Fan speedKnown for one1800
Fan locationKnown for oneTop
LED indicatorsKnown for oneNo
Operational conditions1 differ
Operating temperature (T-T)Differs10 - 50 °C0 - 40 °C
Storage temperature (T-T)Known for one-20 - 60 °C
Operating relative humidity (H-H)Known for one10 - 90%
Storage relative humidity (H-H)Known for one5 - 95%
Certificatesidentical
Compliance certificatesKnown for oneRoHS
Weight & dimensionsidentical
WidthKnown for one150 mm
DepthKnown for one210 mm
HeightKnown for one86 mm
WeightKnown for one4 kg
Technical detailsidentical
Sustainability certificatesKnown for oneENERGY STAR
Other features1 differ
Dimensions (WxDxH)Differs150 x 180 x 86 mm150 x 210 x 86 mm
Power managementKnown for oneYes
Power over Ethernet (PoE)Known for oneNo
Redundant power supply (RPS) supportKnown for oneNo
Power rocker switchKnown for oneYes
Safety regulation & standardsidentical
SafetyKnown for oneCB,CE, FCC, CCC, TUV, RUus, R63088

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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