Product comparison · 2 power supply units

Buffalo OP-PU-2RZ-3Y power supply unit vs Ewent EW3903 power supply unit

4specifications compared
4differ
0identical
19known for one product only

Key differences

Total power
- OP-PU-2RZ-3Y power supply unit:250 W
- EW3903 power supply unit:600 W
AC input voltage
- OP-PU-2RZ-3Y power supply unit:100 - 240 V
- EW3903 power supply unit:110 - 230 V
Purpose
- OP-PU-2RZ-3Y power supply unit:Server
- EW3903 power supply unit:PC
Product colour
- OP-PU-2RZ-3Y power supply unit:Grey
- EW3903 power supply unit:Silver

Side by side

Differences highlightedShow differences only

Comparison of OP-PU-2RZ-3Y, EW3903
23 specifications	A Buffalo OP-PU-2RZ-3Y power supply unit Model OP-PU-2RZ-3Y View product	B Ewent EW3903 power supply unit Model EW3903 View product
Power2 differ
Total powerDiffers	250 W	600 W
AC input voltageDiffers	100 - 240 V	110 - 230 V
AC input frequencyKnown for one	50 - 60 Hz	Unknown — not stated by the source
Ports & interfacesidentical
Motherboard power connectorKnown for one	Unknown — not stated by the source	20+4 pin ATX
Number of SATA power connectorsKnown for one	Unknown — not stated by the source	3
Peripheral (Molex) power connectors (4-pin)Known for one	Unknown — not stated by the source	3
PCI Express power connectors (6+2 pin)Known for one	Unknown — not stated by the source	1
CPU P4 connector (4-pin)Known for one	Unknown — not stated by the source	1
Floppy drive power connectorKnown for one	Unknown — not stated by the source	1
Cabling typeKnown for one	Unknown — not stated by the source	Non-Modular
Performance1 differ
PurposeDiffers	Server	PC
Power supply unit (PSU) form factorKnown for one	Unknown — not stated by the source	ATX
ATX versionKnown for one	Unknown — not stated by the source	2.2
Compatible productsKnown for one	TeraStation 7120R	Unknown — not stated by the source
Design1 differ
Product colourDiffers	Grey	Silver
Cooling typeKnown for one	Unknown — not stated by the source	Active
Fan diameterKnown for one	Unknown — not stated by the source	12 cm
Number of fansKnown for one	Unknown — not stated by the source	1 fan(s)
Fan locationKnown for one	Unknown — not stated by the source	Top
On/off switchKnown for one	Yes	Unknown — not stated by the source
Logistics dataidentical
Harmonized System (HS) codeKnown for one	Unknown — not stated by the source	84733020
Other featuresidentical
Omnigrid (4-pin) power connectorsKnown for one	Unknown — not stated by the source	1
Redundant power supply (RPS) supportKnown for one	Yes	Unknown — not stated by the source

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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