Product comparison · 2 power supply units

Aerocool KCAS power supply unit vs Zalman ZM500-GV power supply unit

30specifications compared
13differ
17identical
22known for one product only

Key differences

Total power
- KCAS power supply unit:600 W
- ZM500-GV power supply unit:500 W
AC input frequency
- KCAS power supply unit:47 - 63 Hz
- ZM500-GV power supply unit:50 - 60 Hz
Input current
- KCAS power supply unit:4.5 - 9.5 A
- ZM500-GV power supply unit:8 A
Combined power (+12V)
- KCAS power supply unit:540 W
- ZM500-GV power supply unit:456 W
Combined power (-12V)
- KCAS power supply unit:4.8 W
- ZM500-GV power supply unit:3.6 W
Max output current (+3.3V)
- KCAS power supply unit:20 A
- ZM500-GV power supply unit:18 A
Max output current (+12V)
- KCAS power supply unit:45 A
- ZM500-GV power supply unit:38 A
Max output current (+5V)
- KCAS power supply unit:20 A
- ZM500-GV power supply unit:16 A

Side by side

Differences highlightedShow differences only

Comparison of KCAS, ZM500-GV
52 specifications	A Aerocool KCAS power supply unit Model KCAS View product	B Zalman ZM500-GV power supply unit Model ZM500-GV View product
Power11 differ
Total powerDiffers	600 W	500 W
AC input frequencyDiffers	47 - 63 Hz	50 - 60 Hz
Input currentDiffers	4.5 - 9.5 A	8 A
Power factorKnown for one	Unknown — not stated by the source	99
Combined power (+3.3V)Known for one	Unknown — not stated by the source	110 W
Combined power (+12V)Differs	540 W	456 W
Combined power (+5V)Known for one	Unknown — not stated by the source	110 W
Combined power (-12V)Differs	4.8 W	3.6 W
Max output current (+3.3V)Differs	20 A	18 A
Max output current (+12V)Differs	45 A	38 A
Max output current (+5V)Differs	20 A	16 A
Max output current (-12V)Differs	0.4 A	0.3 A
EfficiencyDiffers	85%	88%
Power protection featuresDiffers	Over power, Over voltage, Short circuit, Under voltage	Over current, Over power, Over voltage, Short circuit, Under voltage
Ports & interfaces2 differ
Number of SATA power connectorsDiffers	7	5
Peripheral (Molex) power connectors (4-pin)Differs	4	3
PCI Express power connectors (6-pin)Known for one	Unknown — not stated by the source	2
PCI Express power connectors (6+2 pin)Known for one	2	Unknown — not stated by the source
ATX power connector (20+4 pin)Known for one	Yes	Unknown — not stated by the source
Performanceidentical
Noise levelKnown for one	30.2 dB	Unknown — not stated by the source
Designidentical
Cooling typeKnown for one	Unknown — not stated by the source	Active
Fan locationKnown for one	Top	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	0 - 35 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-20 - 70 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 95%
Storage 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	UL, FCC, CB, CE, KC
Compliance certificatesKnown for one	RoHS	Unknown — not stated by the source
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	2 kg
Other featuresidentical
Noise level (silent mode, <30%)Known for one	18.7 dB	Unknown — not stated by the source
Noise level (quiet mode, 50%)Known for one	20.2 dB	Unknown — not stated by the source
Noise level (full-load mode, 100%)Known for one	30.2 dB	Unknown — not stated by the source

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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