Product comparison · 2 power supply units

be quiet! POWER ZONE 2 1000W vs be quiet! POWER ZONE 2 750W

Key differences

Total power
- POWER ZONE 2 1000W:1000 W
- POWER ZONE 2 750W:750 W
Peak power
- POWER ZONE 2 1000W:1070 W
- POWER ZONE 2 750W:820 W
Maximum input current (@110V)
- POWER ZONE 2 1000W:13 A
- POWER ZONE 2 750W:10 A
Maximum input current (@220V)
- POWER ZONE 2 1000W:6.5 A
- POWER ZONE 2 750W:5 A
Combined power (+12V)
- POWER ZONE 2 1000W:999.6 W
- POWER ZONE 2 750W:750 W
Combined power (-12V)
- POWER ZONE 2 1000W:6 W
- POWER ZONE 2 750W:3.6 W
Max output current (+12V)
- POWER ZONE 2 1000W:83.3 A
- POWER ZONE 2 750W:62.5 A
Max output current (-12V)
- POWER ZONE 2 1000W:0.5 A
- POWER ZONE 2 750W:0.3 A

Differences highlightedShow differences only

Comparison of POWER ZONE 2 1000W, POWER ZONE 2 750W
75 specifications	A be quiet! POWER ZONE 2 1000W View product	B be quiet! POWER ZONE 2 750W View product
Power10 differ
Total powerDiffers	1000 W	750 W
Peak powerDiffers	1070 W	820 W
Maximum input current (@110V)Differs	13 A	10 A
Maximum input current (@220V)Differs	6.5 A	5 A
Combined power (+12V)Differs	999.6 W	750 W
Combined power (-12V)Differs	6 W	3.6 W
Max output current (+12V)Differs	83.3 A	62.5 A
Max output current (-12V)Differs	0.5 A	0.3 A
EfficiencyDiffers	92.6%	92.5%
Hold timeDiffers	22.7 ms	24.5 ms
Ports & interfaces2 differ
Number of SATA power connectorsDiffers	7	6
Peripheral (Molex) power cable lengthDiffers	1000 mm	850 mm
Performance1 differ
Noise levelDiffers	27.2 dB	15.8 dB
Weight & dimensionsidentical
WeightKnown for one	2.82 kg	Unknown — not stated by the source
Packaging data1 differ
Package weightDiffers	3.28 kg	3.21 kg
Technical detailsidentical
Sustainability certificatesKnown for one	ENERGY STAR, ErP, Triman	Unknown — not stated by the source
Logistics data1 differ
Shipping (inner) case gross weightDiffers	19.6 kg	19.3 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.