Product comparison · 2 power supply units

Lenovo 4P57A75973 power supply unit vs Lenovo 4X21A98952 power supply unit

4specifications compared
3differ
1identical
16known for one product only

Key differences

Total power
- 4P57A75973 power supply unit:750 W
- 4X21A98952 power supply unit:625 W
AC input voltage
- 4P57A75973 power supply unit:230 V
- 4X21A98952 power supply unit:100 - 240 V
Product colour
- 4P57A75973 power supply unit:Black, Metallic
- 4X21A98952 power supply unit:Silver

Side by side

Differences highlightedShow differences only

Comparison of 4P57A75973, 4X21A98952
20 specifications	A Lenovo 4P57A75973 power supply unit Model 4P57A75973 View product	B Lenovo 4X21A98952 power supply unit Model 4X21A98952 View product
Power2 differ
Total powerDiffers	750 W	625 W
AC input voltageDiffers	230 V	100 - 240 V
AC input frequencyKnown for one	Unknown — not stated by the source	50 - 60 Hz
Input currentKnown for one	Unknown — not stated by the source	8 A
Ports & interfacesidentical
Cabling typeKnown for one	Unknown — not stated by the source	Non-Modular
Performanceidentical
Compatible productsKnown for one	Unknown — not stated by the source	ThinkStation P520c
80 PLUS certificationKnown for one	80 PLUS Titanium	Unknown — not stated by the source
Design1 differ
Product colourDiffers	Black, Metallic	Silver
Cooling typeKnown for one	Active	Unknown — not stated by the source
IlluminationKnown for one	No	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	0 - 50 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 95%
Certificatesidentical
CertificationKnown for one	Unknown — not stated by the source	CB, TUV, UL, CCC, KC safety, BSMI, FCC+IC，CE+EMC
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	150 mm
DepthKnown for one	Unknown — not stated by the source	140 mm
HeightKnown for one	Unknown — not stated by the source	86 mm
WeightKnown for one	Unknown — not stated by the source	1.52 kg
Packaging dataidentical
Package widthKnown for one	Unknown — not stated by the source	295 mm
Package weightKnown for one	Unknown — not stated by the source	1.88 kg

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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