Nilox PSNI-4001 power supply unit vs Nilox PSNI-4501 power supply unit

Comparison of PSNI-4001, PSNI-4501

22 specifications	A Nilox PSNI-4001 power supply unit Model PSNI-4001 View product	B Nilox PSNI-4501 power supply unit Model PSNI-4501 View product
Power1 differ
Total powerDiffers	400 W	450 W
AC input voltage	115 - 230 V	115 - 230 V
Power Factor Correction (PFC) typeKnown for one	—Unknown — not stated by the source	Passive
Ports & interfacesidentical
Motherboard power connector	20+4 pin ATX	20+4 pin ATX
Number of SATA power connectors	2	2
Peripheral (Molex) power connectors (4-pin)	Yes	Yes
ATX Power connector (20-pin)Known for one	—Unknown — not stated by the source	Yes
Floppy drive power connector	1	1
Cabling typeKnown for one	—Unknown — not stated by the source	Non-Modular
Performanceidentical
Purpose	PC	PC
Power supply unit (PSU) form factor	ATX	ATX
ATX version	2.03	2.03
Noise level	30 dB	30 dB
Designidentical
Product colour	Silver	Silver
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	—Unknown — not stated by the source	Yes
Weight & dimensionsidentical
WidthKnown for one	—Unknown — not stated by the source	180 mm
DepthKnown for one	—Unknown — not stated by the source	240 mm
HeightKnown for one	—Unknown — not stated by the source	180 mm
Weight	1 kg	1 kg
Other featuresidentical
Dimensions (WxDxH)	180 x 240 x 100 mm	180 x 240 x 100 mm

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.