Product comparison · 2 power supply units

Zalman ZM1000-HP power supply unit vs Zalman ZM750-HP power supply unit

11specifications compared
9differ
2identical
33known for one product only

Key differences

Total power
- ZM1000-HP power supply unit:1000 W
- ZM750-HP power supply unit:750 W
AC input voltage
- ZM1000-HP power supply unit:115 - 240 V
- ZM750-HP power supply unit:100 - 240 V
Input current
- ZM1000-HP power supply unit:8/15 A
- ZM750-HP power supply unit:5.5 - 12 A
Operating temperature (T-T)
- ZM1000-HP power supply unit:0 - 45 °C
- ZM750-HP power supply unit:0 - 50 °C
Storage temperature (T-T)
- ZM1000-HP power supply unit:-20 - 60 °C
- ZM750-HP power supply unit:-20 - 80 °C
Operating relative humidity (H-H)
- ZM1000-HP power supply unit:5 - 95%
- ZM750-HP power supply unit:5 - 90%
Certification
- ZM1000-HP power supply unit:WEEE, ROHS, FCC, CE, CB, MIC
- ZM750-HP power supply unit:FCC, EC, CB, WEEE
Dimensions (WxDxH)
- ZM1000-HP power supply unit:150 x 210 x 86 mm
- ZM750-HP power supply unit:150 x 165 x 86 mm

Side by side

Differences highlightedShow differences only

Comparison of ZM1000-HP, ZM750-HP
44 specifications	A Zalman ZM1000-HP power supply unit Model ZM1000-HP View product	B Zalman ZM750-HP power supply unit Model ZM750-HP View product
Power4 differ
Total powerDiffers	1000 W	750 W
AC input voltageDiffers	115 - 240 V	100 - 240 V
Input currentDiffers	8/15 A	5.5 - 12 A
Maximum input current (@110V)Known for one	Unknown — not stated by the source	+12V,+12V1,+12V2,+12V3,+12V4,+3.3V,+5V,+5Vsb,-12V
Power Factor Correction (PFC) typeKnown for one	Unknown — not stated by the source	Active
Combined power (+3.3V)Known for one	Unknown — not stated by the source	160 W
Combined power (+12V)Known for one	Unknown — not stated by the source	720 W
Combined power (+5V)Known for one	Unknown — not stated by the source	160 W
Combined power (-12V)Known for one	Unknown — not stated by the source	22.1 W
Combined power (+5Vsb)Known for one	Unknown — not stated by the source	22.1 W
Max output current (+3.3V)Known for one	Unknown — not stated by the source	30 A
Max output current (+12V)Known for one	Unknown — not stated by the source	20 A
Max output current (+5V)Known for one	Unknown — not stated by the source	30 A
Max output current (-12V)Known for one	Unknown — not stated by the source	0.8 A
Max output current (+5Vsb)Known for one	Unknown — not stated by the source	2.5 A
Efficiency	86%	86%
Power protection featuresDiffers	Overload, Short circuit	Over current, Over voltage, Short circuit, Under voltage, Overheating
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	9
EPS power connector (8-pin)Known for one	Unknown — not stated by the source	Yes
PCI Express power connectors (6-pin)Known for one	Unknown — not stated by the source	2
CPU P4 connector (4-pin)Known for one	Unknown — not stated by the source	1
ATX power connector (20+4 pin)Known for one	Unknown — not stated by the source	Yes
Floppy drive power connectorKnown for one	Unknown — not stated by the source	2
Cabling type	Semi-Modular	Semi-Modular
Performanceidentical
PurposeKnown for one	Unknown — not stated by the source	PC
Power supply unit (PSU) form factorKnown for one	Unknown — not stated by the source	ATX
80 PLUS certificationKnown for one	Unknown — not stated by the source	80 PLUS
ATX versionKnown for one	Unknown — not stated by the source	2.2
Noise levelKnown for one	Unknown — not stated by the source	20 dB
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	100000 h
Designidentical
Product colourKnown for one	Unknown — not stated by the source	Black
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)
LED indicatorsKnown for one	Unknown — not stated by the source	Power
Operational conditions3 differ
Operating temperature (T-T)Differs	0 - 45 °C	0 - 50 °C
Storage temperature (T-T)Differs	-20 - 60 °C	-20 - 80 °C
Operating relative humidity (H-H)Differs	5 - 95%	5 - 90%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 90%
Certificates1 differ
Compliance certificatesKnown for one	Unknown — not stated by the source	RoHS
CertificationDiffers	WEEE, ROHS, FCC, CE, CB, MIC	FCC, EC, CB, WEEE
Other features1 differ
Voltage toleranceKnown for one	Unknown — not stated by the source	±10
Dimensions (WxDxH)Differs	150 x 210 x 86 mm	150 x 165 x 86 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.

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