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Product comparison · 2 power supply units

be quiet! BN155 power supply unit vs be quiet! BQT P8-PRO-1200W

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  • 27specifications compared
  • 12differ
  • 15identical
  • 33known for one product only

Key differences

  • Total power
    • 500 W
    • 1200 W
  • Number of SATA power connectors
    • 6
    • 11
  • Peripheral (Molex) power connectors (4-pin)
    • 5
    • 8
  • PCI Express power connectors (6-pin)
    • 1
    • 3
  • PCI Express power connectors (6+2 pin)
    • 1
    • 3
  • Connector(s)
    • IEC C14
    • 21
  • Cabling type
    • Non-Modular
    • Semi-Modular
  • Noise level
    • 19.1 dB
    • 31 dB

Side by side

Differences highlightedShow differences only
60 specifications
A

be quiet!

BN155 power supply unit

Model BN155

View product
B

be quiet!

BQT P8-PRO-1200WView product
Power3 differ
Total powerDiffers500 W1200 W
Peak powerKnown for one1300 W
AC input voltage100 - 240 V100 - 240 V
AC input frequency50 - 60 Hz50 - 60 Hz
Maximum input current (@110V)Differs+12V,+3.3V,+5V,+5Vsb,-12V+12V1,+12V2,+12V3,+12V4,+12V5,+12V6,+3.3V,+5V,+5Vsb,-12V
Power factorKnown for one0.99
Power Factor Correction (PFC) typeKnown for oneActive
Combined power (+3.3V)Known for one80 W
Combined power (+12V)Known for one1152 W
Combined power (+5V)Known for one100 W
Combined power (-12V)Known for one6 W
Combined power (+5Vsb)Known for one20 W
Max output current (+3.3V)Known for one24 A
Max output current (+12V)Known for one96 A
Max output current (+5V)Known for one30 A
Max output current (-12V)Known for one0.5 A
Max output current (+5Vsb)Known for one4 A
EfficiencyKnown for one91%
Hold timeKnown for one30 ms
Power protection featuresDiffersOver current, Over power, Over voltage, Short circuit, Under voltageOver current, Over power, Over voltage, Short circuit, Under voltage, Overheating
Ports & interfaces6 differ
Motherboard power connector20+4 pin ATX20+4 pin ATX
Number of SATA power connectorsDiffers611
Peripheral (Molex) power connectors (4-pin)Differs58
PCI Express power connectors (6-pin)Differs13
PCI Express power connectors (6+2 pin)Differs13
CPU power connector (4+4 pin)YesYes
Floppy drive power connector22
CPU power connectors (8-pin)Known for one1
Connector(s)DiffersIEC C1421
Cabling typeDiffersNon-ModularSemi-Modular
Monitor outletKnown for oneNo
CPU P4 connector (4-pin)Known for one1
Performance1 differ
PurposePCPC
Power supply unit (PSU) form factorATXATX
80 PLUS certification80 PLUS Silver80 PLUS Silver
ATX version2.32.3
EPS version2.922.92
Noise levelDiffers19.1 dB31 dB
Mean time between failures (MTBF)Known for one100000 h
Compatible productsKnown for oneIntel DPD C6
Designidentical
Product colourBlackBlack
Cooling typeKnown for oneActive
Fan diameter12 cm12 cm
Number of fans1 fan(s)1 fan(s)
Fan locationSideSide
IlluminationKnown for oneNo
LED indicatorsNoNo
Certificates1 differ
Compliance certificatesKnown for oneRoHS
CertificationDiffersCE, CF2002/95/EG RoHS & WEEE
Safety regulation & standardsidentical
SafetyKnown for oneCE, CB, TUV, N, S, Fl, D
Weight & dimensionsidentical
WidthKnown for one200 mm
DepthKnown for one150 mm
HeightKnown for one86 mm
Technical detailsidentical
Sustainability certificatesKnown for oneENERGY STAR
Other features1 differ
Dimensions (WxDxH)Differs160 x 150 x 86 mm200 x 150 x 86 mm
Power managementKnown for oneYes
Power over Ethernet (PoE)Known for oneNo
Power supply typeKnown for oneAC/DC
Redundant power supply (RPS) supportKnown for oneNo
Power rocker switchKnown for oneYes

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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