Product comparison · 2 power supply units

Ewent EW3902 power supply unit vs Ewent EW3904 power supply unit

Key differences

Number of SATA power connectors
- EW3902 power supply unit:3
- EW3904 power supply unit:4
Peripheral (Molex) power connectors (4-pin)
- EW3902 power supply unit:3
- EW3904 power supply unit:4
Product colour
- EW3902 power supply unit:Silver
- EW3904 power supply unit:Black
Omnigrid (4-pin) power connectors
- EW3902 power supply unit:1
- EW3904 power supply unit:2

Differences highlightedShow differences only

Comparison of EW3902, EW3904
21 specifications	A Ewent EW3902 power supply unit Model EW3902 View product	B Ewent EW3904 power supply unit Model EW3904 View product
Poweridentical
Total power	550 W	550 W
AC input voltage	110 - 230 V	110 - 230 V
Power Factor Correction (PFC) typeKnown for one	Unknown — not stated by the source	Passive
Ports & interfaces2 differ
Motherboard power connector	20+4 pin ATX	20+4 pin ATX
Number of SATA power connectorsDiffers	3	4
Peripheral (Molex) power connectors (4-pin)Differs	3	4
PCI Express power connectors (6+2 pin)Known for one	1	Unknown — not stated by the source
CPU P4 connector (4-pin)	1	1
Floppy drive power connector	1	1
Cabling typeKnown for one	Non-Modular	Unknown — not stated by the source
PCI Express power connectors (8-pin)Known for one	Unknown — not stated by the source	1
Performanceidentical
Purpose	PC	PC
Power supply unit (PSU) form factor	ATX	ATX
ATX version	2.2	2.2
Design1 differ
Product colourDiffers	Silver	Black
Cooling type	Active	Active
Fan diameter	12 cm	12 cm
Number of fans	1 fan(s)	1 fan(s)
Fan location	Top	Top
Logistics dataidentical
Harmonized System (HS) code	84733020	84733020
Other features1 differ
Omnigrid (4-pin) power connectorsDiffers	1	2

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.