Product comparison · 2 power supply units

Zalman ZM400-LX power supply unit vs Zalman ZM650-EBT power supply unit

30specifications compared
12differ
18identical
18known for one product only

Key differences

Total power
- ZM400-LX power supply unit:400 W
- ZM650-EBT power supply unit:650 W
Combined power (+12V)
- ZM400-LX power supply unit:300 W
- ZM650-EBT power supply unit:650 W
Combined power (+5Vsb)
- ZM400-LX power supply unit:10 W
- ZM650-EBT power supply unit:15 W
Max output current (+3.3V)
- ZM400-LX power supply unit:16 A
- ZM650-EBT power supply unit:22 A
Max output current (+12V)
- ZM400-LX power supply unit:25 A
- ZM650-EBT power supply unit:54.2 A
Max output current (+5V)
- ZM400-LX power supply unit:15 A
- ZM650-EBT power supply unit:22 A
Max output current (+5Vsb)
- ZM400-LX power supply unit:2 A
- ZM650-EBT power supply unit:3 A
Cabling type
- ZM400-LX power supply unit:Non-Modular
- ZM650-EBT power supply unit:Semi-Modular

Side by side

Differences highlightedShow differences only

Comparison of ZM400-LX, ZM650-EBT
48 specifications	A Zalman ZM400-LX power supply unit Model ZM400-LX View product	B Zalman ZM650-EBT power supply unit Model ZM650-EBT View product
Power8 differ
Total powerDiffers	400 W	650 W
AC input voltage	100 - 240 V	100 - 240 V
AC input frequency	50 - 60 Hz	50 - 60 Hz
Power Factor Correction (PFC) typeKnown for one	Active	Unknown — not stated by the source
Combined power (+3.3V)	120 W	120 W
Combined power (+12V)Differs	300 W	650 W
Combined power (+5V)	120 W	120 W
Combined power (-12V)	3.6 W	3.6 W
Combined power (+5Vsb)Differs	10 W	15 W
Max output current (+3.3V)Differs	16 A	22 A
Max output current (+12V)Differs	25 A	54.2 A
Max output current (+5V)Differs	15 A	22 A
Max output current (-12V)	0.3 A	0.3 A
Max output current (+5Vsb)Differs	2 A	3 A
Power protection featuresDiffers	Over current, Over power, Over voltage, Short circuit, Under voltage	Over current, Over voltage, Overheating, Short circuit, Under voltage
Input currentKnown for one	Unknown — not stated by the source	10 A
EfficiencyKnown for one	Unknown — not stated by the source	92%
Ports & interfaces1 differ
Motherboard power cable lengthKnown for one	50 cm	Unknown — not stated by the source
SATA power cable lengthKnown for one	400,450 mm	Unknown — not stated by the source
CPU power cable lengthKnown for one	60 cm	Unknown — not stated by the source
Floppy disk drive connector	Yes	Yes
PCI Express connector	Yes	Yes
Cabling typeDiffers	Non-Modular	Semi-Modular
Number of SATA power connectorsKnown for one	Unknown — not stated by the source	2
Peripheral (Molex) power connectors (4-pin)Known for one	Unknown — not stated by the source	6
Performance1 differ
Purpose	PC	PC
Power supply unit (PSU) form factor	ATX	ATX
ATX versionDiffers	2.31	2.3
80 PLUS certificationKnown for one	Unknown — not stated by the source	80 PLUS Gold
EPS versionKnown for one	Unknown — not stated by the source	2.92
Designidentical
Product colour	Black	Black
Cooling typeKnown for one	Active	Unknown — not stated by the source
Fan diameterKnown for one	14 cm	Unknown — not stated by the source
Number of fansKnown for one	1 fan(s)	Unknown — not stated by the source
On/off switch	Yes	Yes
Operational conditionsidentical
Operating temperature (T-T)	0 - 40 °C	0 - 40 °C
Storage temperature (T-T)	-20 - 70 °C	-20 - 70 °C
Operating relative humidity (H-H)	5 - 95%	5 - 95%
Storage relative humidity (H-H)	5 - 95%	5 - 95%
Weight & dimensions2 differ
Width	150 mm	150 mm
DepthDiffers	140 mm	160 mm
Height	86 mm	86 mm
WeightDiffers	1.8 kg	2.4 kg
Other featuresidentical
Screws includedKnown for one	Yes	Unknown — not stated by the source
Cable ties includedKnown for one	Yes	Unknown — not stated by the source
Packaging contentidentical
Cables includedKnown for one	Unknown — not stated by the source	AC
Certificatesidentical
CertificationKnown for one	Unknown — not stated by the source	NRTL, FCC, CB, CE, TUV, KC, EAC
Packaging dataidentical
ManualKnown for one	Unknown — not stated by the source	Yes

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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