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Product comparison · 2 power supply units

Ewent EW3907 power supply unit vs Ewent EW3909 power supply unit

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  • 38specifications compared
  • 13differ
  • 25identical
  • 14known for one product only

Key differences

  • Max output current (+3.3V)
    • 25 A
    • 6 A
  • Max output current (+12V1)
    • 11 A
    • 10 A
  • Max output current (+12V2)
    • 11 A
    • 0.5 A
  • Max output current (+5V)
    • 28 A
    • 10 A
  • Peripheral (Molex) power connectors (4-pin)
    • 2
    • 3
  • Purpose
    • PC/Server
    • PC
  • ATX version
    • 3.1
    • 2.31
  • Weight
    • 947 g
    • 1.02 kg

Side by side

Differences highlightedShow differences only
52 specifications
A

Ewent

EW3907 power supply unit

Model EW3907

View product
B

Ewent

EW3909 power supply unit

Model EW3909

View product
Power5 differ
Total power500 W500 W
AC input voltage160 - 270 V160 - 270 V
Power Factor Correction (PFC) typeKnown for oneActive
Max output current (+3.3V)Differs25 A6 A
Max output current (+12V1)Differs11 A10 A
Max output current (+12V2)Differs11 A0.5 A
Max output current (+5V)Differs28 A10 A
Max output current (-12V)Known for one0.5 A
Max output current (+5Vsb)2 A2 A
Power protection featuresDiffersOver current, Over voltage, Overheating, Overload, Short circuitOver current, Over voltage, Overload, Short circuit
Ports & interfaces1 differ
Motherboard power connector20+4 pin ATX20+4 pin ATX
Motherboard power cable length40 cm40 cm
Number of SATA power connectors33
SATA power cable length400 mm400 mm
Peripheral (Molex) power connectors (4-pin)Differs23
Peripheral (Molex) power cable length300 mm300 mm
EPS power connector (8-pin)Known for oneYes
PCI Express power connectors (6-pin)Known for one1
PCI Express power cable lengthKnown for one30 cm
ATX power connector (20+4 pin)YesYes
Floppy disk drive cable length30 cm30 cm
Floppy disk drive connectorYesYes
Floppy drive power connector11
PCI Express connectorKnown for oneYes
Cabling typeNon-ModularNon-Modular
CPU P4 connector (4-pin)Known for one1
CPU power cable lengthKnown for one35 cm
Performance2 differ
PurposeDiffersPC/ServerPC
Power supply unit (PSU) form factorATXATX
80 PLUS certificationNoNo
ATX versionDiffers3.12.31
EPS versionKnown for one2.92
Designidentical
Product colourGreyGrey
Cooling typeActiveActive
Fan diameter12 cm12 cm
On/off switchYesYes
Number of fansKnown for one1 fan(s)
Operational conditionsidentical
Operating temperature (T-T)0 - 50 °C0 - 50 °C
Operating relative humidity (H-H)20 - 80%20 - 80%
Weight & dimensions1 differ
Width150 mm150 mm
Depth140 mm140 mm
Height85 mm85 mm
WeightDiffers947 g1.02 kg
Packaging data4 differ
Package widthDiffers230 mm215 mm
Package depthDiffers95 mm167 mm
Package heightDiffers166 mm93 mm
Package weightDiffers1.47 kg1.02 kg
Package typeBoxBox
Logistics dataidentical
Harmonized System (HS) codeKnown for one84733020
Certificatesidentical
Compliance certificatesKnown for oneCE, REACH
CertificationKnown for oneIEC62321:2013 EN 55032:2015 EN 61000-3-2:2014 EN 61000-3-3:2013 EN 55024:2010+A1:2015 EN 60950-1:2006+A11:2009+A1:2010+A12:2011+A2:2013
Technical detailsidentical
Sustainability complianceKnown 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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