Product comparison · 2 power supply units

Zalman ZM1200-ARX power supply unit vs Zalman ZM850-ARX power supply unit

52specifications compared
6differ
46identical
1known for one product only

Key differences

Total power
- ZM1200-ARX power supply unit:1200 W
- ZM850-ARX power supply unit:850 W
Combined power (+12V)
- ZM1200-ARX power supply unit:996 W
- ZM850-ARX power supply unit:840 W
Max output current (+12V)
- ZM1200-ARX power supply unit:100 A
- ZM850-ARX power supply unit:70 A
Number of SATA power connectors
- ZM1200-ARX power supply unit:16
- ZM850-ARX power supply unit:12
PCI Express power connectors (6+2 pin)
- ZM1200-ARX power supply unit:8
- ZM850-ARX power supply unit:6
Weight
- ZM1200-ARX power supply unit:3.1 kg
- ZM850-ARX power supply unit:2.95 kg

Side by side

Differences highlightedShow differences only

Comparison of ZM1200-ARX, ZM850-ARX
53 specifications	A Zalman ZM1200-ARX power supply unit Model ZM1200-ARX View product	B Zalman ZM850-ARX power supply unit Model ZM850-ARX View product
Power3 differ
Total powerDiffers	1200 W	850 W
AC input voltageKnown for one	Unknown — not stated by the source	100 - 240 V
AC input frequency	50 - 60 Hz	50 - 60 Hz
Power Factor Correction (PFC) type	Active	Active
Combined power (+3.3V)	120 W	120 W
Combined power (+12V)Differs	996 W	840 W
Combined power (+5V)	120 W	120 W
Combined power (-12V)	3.6 W	3.6 W
Combined power (+5Vsb)	12.5 W	12.5 W
Max output current (+3.3V)	25 A	25 A
Max output current (+12V)Differs	100 A	70 A
Max output current (+5V)	22 A	22 A
Max output current (-12V)	0.3 A	0.3 A
Max output current (+5Vsb)	2.5 A	2.5 A
Efficiency	94%	94%
Power protection features	Over current, Over power, Over voltage, Overheating, Short circuit, Under voltage	Over current, Over power, Over voltage, Overheating, Short circuit, Under voltage
Ports & interfaces2 differ
Motherboard power connector	20+4 pin ATX	20+4 pin ATX
Motherboard power cable length	60 cm	60 cm
Number of SATA power connectorsDiffers	16	12
Peripheral (Molex) power connectors (4-pin)	8	8
EPS power connector (8-pin)	Yes	Yes
PCI Express power connectors (6+2 pin)Differs	8	6
PCI Express power cable length	55 cm	55 cm
CPU power connector (4+4 pin)	Yes	Yes
CPU power cable length	70 cm	70 cm
Floppy disk drive connector	Yes	Yes
Cabling type	Fully-Modular	Fully-Modular
Performanceidentical
Purpose	PC	PC
Power supply unit (PSU) form factor	ATX	ATX
80 PLUS certification	80 PLUS Platinum	80 PLUS Platinum
Designidentical
Product colour	Black	Black
Cooling type	Active	Active
Fan diameter	13.5 cm	13.5 cm
Number of fans	1 fan(s)	1 fan(s)
Fan location	Top	Top
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%
Packaging contentidentical
Cables included	AC	AC
Certificatesidentical
Compliance certificates	RoHS	RoHS
Certification	UL, FCC, CB, CE, EAC, KC, WEEE	UL, FCC, CB, CE, EAC, KC, WEEE
Weight & dimensions1 differ
Width	150 mm	150 mm
Depth	180 mm	180 mm
Height	86 mm	86 mm
WeightDiffers	3.1 kg	2.95 kg
Packaging dataidentical
Cable storage bag included	Yes	Yes
Number of straps	5	5
Manual	Yes	Yes
Package type	Box	Box
Other featuresidentical
Screws included	Yes	Yes
Number of screws	4	4
Cable ties included	Yes	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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