CYBENETICS LTD Syrou 6, Latsia, 2231, Nicosia Cyprus
be quiet! Power Zone 2 1000W
Serial Number
Lab IDBQ10002676
  • Report: 24PS2676A
  • Receipt Date: Dec 6, 2024
  • Test Date: Dec 10, 2024
  • Report Date: Dec 19, 2024
115V230V
Efficiency Rating
115V230V
Noise Rating
Aristeidis Bitziopoulos, Lab Director

General Information

DUT Information

Brandbe quiet!
Manufacturer (OEM)FSP
SeriesPower Zone 2
Model NumberZ2-1000W
Serial Number
DUT Notes

DUT Specifications

Rated Voltage (Vrms)100-240
Rated Current (Arms)6.5-13
Rated Frequency (Hz)50-60
Rated Power (W)1000
TypeATX12V
Cooling140mm Rifle Bearing Fan (Pure Wings 3, BQ PUW3-14025-HR)
Semi-Passive Operation✓
Cable DesignFully Modular

Power Specifications

Rail3.3V5V12V5VSB-12V
Max. PowerAmps202083.330.5
Watts120999.6156
Total Max. Power (W)1000

Test Equipment

Electronic Loads

Chroma 63601-5 x2
Chroma 63600-2
63640-80-80 x10
63610-80-20
AC Sources Chroma 6530, APM SP300VAC4000W-P
Power Analyzers RS HMC8015, N4L PPA1530, N4L PPA5530
Oscilloscopes Picoscope 4444, Rigol DS7014, Siglent SDS2104X PLUS
Sound Analyzer Bruel & Kjaer 2270 G4
Microphone Bruel & Kjaer Type 4955-A
Temperature Logger Picoscope TC-08
Tachometer UNI-T UT372
Multimeters Keysight 34465A, Keithley 2015 - THD
UPS FSP Champ Tower 3kVA, CyberPower OLS3000E 3kVA
Isolation Transformer 4kVA
Testing Methodology Cybenetics PSU Test Protocol

Cables and Connectors

Modular Cables
Description Cable Count Connector Count (Total) Gauge In Cable Capacitors
ATX connector 20+4 pin (590mm) 1 1 16-22AWG No
4+4 pin EPS12V (700mm) 1 1 16AWG No
8 pin EPS12V (700mm) 1 1 16AWG No
2x 6+2 pin PCIe (600mm) 1 2 16-18AWG No
6+2 pin PCIe (600mm) 1 1 16AWG No
12+4 pin PCIe (600mm) (600W) 1 1 16-26AWG No
SATA (550mm+150mm+150mm+155mm) 1 4 18AWG No
SATA (500mm+150mm+150) / 4-pin Molex (+150mm) 1 3/1 18AWG No
AC Power Cord (1350mm) - C13 coupler 1 1 18AWG -

Test Results

Temperature & Compliance Info

Temperature Range (°C /°F)30-32 / 86-89.6
ErP Lot 3/6 Ready✓
(EU) No 617/2013 Compliance✓
ALPM (Alternative Low Power Mode) compatible✓
ATX v3.1 PSU Power Excursion✓

Performance Summary

Efficiency RatingPLATINUM
Noise RatingA+
Average Efficiency (>1450 load combinations)90.180%
Average Noise Output (>1450 Load Combinations)19.66dBA
Average PF (>1450 Load Combinations)0.987
Efficiency With 10W (≤500W) or 2% (>500W) Load68.883%
Standby Power Consumption0.0411W
12V Ripple (Full Load)52.81mV
5V Ripple (Full Load)16.51mV
3.3V Ripple (Full Load)18.41mV
5VSB Ripple (Full Load)18.74mV
12V Load Regulation0.77%
5V Load Regulation1.19%
3.3V Load Regulation1.73%
5VSB Load Regulation2.93%
Inrush Current77.220A
Efficiency RatingPLATINUM
Noise RatingA+
Average Efficiency (>1450 load combinations)92.281%
Average Noise Output (>1450 Load Combinations)19.12dBA
Average PF (>1450 Load Combinations)0.967
Efficiency With 10W (≤500W) or 2% (>500W) Load68.664%
Standby Power Consumption0.1021W
12V Ripple (Full Load)54.17mV
5V Ripple (Full Load)18.89mV
3.3V Ripple (Full Load)19.61mV
5VSB Ripple (Full Load)18.67mV
12V Load Regulation0.80%
5V Load Regulation1.07%
3.3V Load Regulation1.64%
5VSB Load Regulation2.97%
Inrush Current167.800A
12V Transient Response (200%)11.48V
5V Transient Response (200%)4.976V
3.3V Transient Response (200%)3.155V
5VSB Transient Response (200%)4.700V
Hold-Up Time & Power Ok Signal21.90ms
AC Loss to PWR_OK Hold Up Time17.90ms
PWR_OK Inactive to DC Loss Delay4.00ms
PSU Timings: T1 (20% / 100%)68.0ms68.0ms
PSU Timings: T3 (20% / 100%)122.0ms125.0ms
12V OCP (29.5°C / 41.9°C)102.40A (122.93%), 12.204V98.20A (117.89%), 12.218V
5V OCP (29.5°C / 41.9°C)28.6A (143.00%), 5.065V28A (140.00%), 5.059V
3.3V OCP (29.5°C / 41.9°C)28.4A (142.00%), 3.299V27.5A (137.50%), 3.299V
5VSB OCP (29.5°C / 41.9°C)4.7A (156.67%), 4.937V4.7A (156.67%), 4.916V
OPP (29.29°C / 40.98°C)133.91%125.51%

Hold-Up Time & Power Ok Signal

Hold-Up Time (ms)21.9
AC Loss to PWR_OK Hold Up Time (ms)17.9
PWR_OK Inactive to DC Loss Delay (ms)4

Vampire Power

Tables

Detailed Results
Average Min Limit Min Max Limit Max Result
Mains Voltage RMS: 115.04 V 115.01 V 113.85 V 115.08 V 116.15 V PASS
Mains Frequency: 60.00 Hz 59.99 Hz 59.40 Hz 60.01 Hz 60.60 Hz PASS
Mains Voltage CF: 1.416 1.415 1.340 1.418 1.490 PASS
Mains Voltage THD: 0.13 % 0.09 % N/A 0.18 % 2.00 % PASS
Real Power: 0.041 W -0.009 W N/A 0.088 W N/A N/A
Apparent Power: 8.304 W 8.254 W N/A 8.354 W N/A N/A
Power Factor: 0.007 N/A N/A N/A N/A N/A
Detailed Results
Average Min Limit Min Max Limit Max Result
Mains Voltage RMS: 231.00 V 230.89 V 227.70 V 231.07 V 232.30 V PASS
Mains Frequency: 50.00 Hz 49.99 Hz 49.50 Hz 50.01 Hz 50.50 Hz PASS
Mains Voltage CF: 1.417 1.416 1.340 1.418 1.490 PASS
Mains Voltage THD: 0.17 % 0.14 % N/A 0.27 % 2.00 % PASS
Real Power: 0.102 W 0.055 W N/A 0.172 W N/A N/A
Apparent Power: 28.499 W 28.342 W N/A 28.693 W N/A N/A
Power Factor: 0.003 N/A N/A N/A N/A N/A

Graphs

Efficiency Graph

INFO

This graph depicts the PSU`s efficiency throughout its entire operational range. For the generation of the efficiency and noise graphs we set our loaders to auto mode through our custom-made software before trying thousands of possible load combinations

INFO

This graph depicts the PSU`s efficiency throughout its entire operational range. For the generation of the efficiency and noise graphs we set our loaders to auto mode through our custom-made software before trying thousands of possible load combinations

Noise Graph

INFO

The PSU`s noise in its entire operational range and under 30-32 °C ambient is depicted in this graph. The X axis represents the load on the +12V rail(s) while the Y axis is the load on the minor rails

INFO

The PSU`s noise in its entire operational range and under 30-32 °C ambient is depicted in this graph. The X axis represents the load on the +12V rail(s) while the Y axis is the load on the minor rails

Indicative Performance

Efficiency under high ambient temperature

INFO

The PSU`s efficiency under high ambient temperatures with 115V and 230V input. For this graph the results of the 10-110% load regulation table are used

5VSB Efficiency

INFO

This graph depicts the efficiency levels of the 5VSB rail with 115V and 230V input

5VSB Efficiency (ERP LOT 3/6 & CEC)

Test # 5VSB DC/AC (Watts) Efficiency PF/AC Volts
1 0.045A 0.228W 67.414% 0.039
5.06V 0.339W 114.91V
2 0.09A 0.455W 75.001% 0.068
5.059V 0.607W 114.91V
3 0.55A 2.776W 86.057% 0.264
5.047V 3.225W 114.91V
4 1A 5.035W 86.765% 0.329
5.035V 5.803W 114.91V
5 1.5A 7.535W 86.537% 0.377
5.022V 8.707W 114.91V
6 3A 14.952W 85.115% 0.44
4.984V 17.567W 114.9V
Test # 5VSB DC/AC (Watts) Efficiency PF/AC Volts
1 0.045A 0.227W 57.102% 0.014
5.058V 0.399W 229.91V
2 0.09A 0.455W 67.213% 0.023
5.057V 0.678W 229.91V
3 0.55A 2.775W 82.82% 0.107
5.046V 3.35W 229.9V
4 1A 5.034W 84.498% 0.175
5.035V 5.958W 229.89V
5 1.5A 7.534W 85.19% 0.211
5.023V 8.843W 229.89V
6 3A 14.957W 85.055% 0.311
4.987V 17.585W 229.89V

Supplementary Tests (For Reference)

Typical Load Tests

Test 12V 5V 3.3V 5VSB DC/AC (Watts) Efficiency Fan Speed (RPM) PSU Noise (dB[A]) Temps (In/Out) PF/AC Volts
10% 6.372A 1.96A 1.977A 0.994A 99.987 88.726% 0 <6.0 48.3°C 0.97
12.303V 5.101V 3.338V 5.031V 112.691 40.04°C 114.87V
20% 13.748A 2.944A 2.971A 1.196A 199.938 91.527% 0 <6.0 49.64°C 0.976
12.295V 5.095V 3.333V 5.019V 218.448 40.54°C 114.84V
30% 21.483A 3.439A 3.471A 1.398A 299.991 92.338% 0 <6.0 51.9°C 0.982
12.286V 5.089V 3.328V 5.006V 324.884 41.05°C 114.81V
40% 29.187A 3.934A 3.973A 1.602A 399.545 92.316% 0 <6.0 53.14°C 0.987
12.277V 5.084V 3.323V 4.994V 432.803 41.51°C 114.79V
50% 36.573A 4.923A 4.975A 1.807A 499.245 91.835% 0 <6.0 56.35°C 0.991
12.269V 5.078V 3.317V 4.982V 543.634 42.01°C 114.74V
60% 44.052A 5.914A 5.981A 2A 599.725 91.234% 776 18 42.9°C 0.993
12.258V 5.073V 3.311V 4.97V 657.348 43.15°C 114.71V
70% 51.482A 6.908A 6.99A 2.219A 699.52 90.741% 951 23.7 41.05°C 0.994
12.245V 5.067V 3.305V 4.957V 770.897 43.48°C 114.67V
80% 58.985A 7.901A 8.003A 2.325A 799.532 90.168% 1154 29.7 43.74°C 0.994
12.234V 5.062V 3.299V 4.946V 886.717 43.34°C 114.63V
90% 66.824A 8.407A 8.505A 2.431A 899.323 89.575% 1368 34.5 44.23°C 0.995
12.224V 5.054V 3.292V 4.936V 1003.987 44.54°C 114.59V
100% 74.479A 8.912A 9.037A 3.054A 999.327 88.87% 1553 38.2 44.83°C 0.995
12.213V 5.048V 3.287V 4.912V 1124.495 45.11°C 114.55V
110% 82.077A 9.915A 10.153A 3.059A 1099.964 88.027% 1731 40.6 46.34°C 0.996
12.203V 5.042V 3.28V 4.903V 1249.579 46.51°C 114.5V
CL1 0.114A 14.242A 14.439A 0A 121.296 84.267% 0 <6.0 47.61°C 0.974
12.299V 5.069V 3.304V 5.045V 143.944 40.11°C 114.86V
CL2 0.113A 19.717A 0A 0A 101.352 82.803% 0 <6.0 49.67°C 0.972
12.308V 5.07V 3.318V 5.052V 122.401 41.5°C 114.87V
CL3 0.112A 0A 19.972A 0A 67.399 77.009% 0 <6.0 49.18°C 0.961
12.309V 5.074V 3.305V 5.052V 87.521 40.92°C 114.89V
CL4 81.788A 0A 0A 0A 999.924 89.383% 1580 38.5 45.67°C 0.995
12.225V 5.066V 3.303V 4.999V 1118.697 46.07°C 114.56V

The results above are not used in the certification process

Test 12V 5V 3.3V 5VSB DC/AC (Watts) Efficiency Fan Speed (RPM) PSU Noise (dB[A]) Temps (In/Out) PF/AC Volts
10% 6.371A 1.961A 1.978A 0.994A 99.993 89.443% 0 <6.0 47.04°C 0.904
12.305V 5.098V 3.336V 5.031V 111.795 40.02°C 229.87V
20% 13.750A 2.945A 2.972A 1.196A 199.943 92.818% 0 <6.0 49.75°C 0.95
12.294V 5.092V 3.331V 5.019V 215.416 40.99°C 229.85V
30% 21.483A 3.44A 3.473A 1.398A 299.995 93.832% 0 <6.0 49.02°C 0.968
12.286V 5.088V 3.326V 5.007V 319.714 41.43°C 229.84V
40% 29.189A 3.935A 3.975A 1.602A 399.555 94.069% 0 <6.0 49.28°C 0.973
12.277V 5.082V 3.321V 4.995V 424.742 41.59°C 229.82V
50% 36.579A 4.925A 4.978A 1.807A 499.265 93.768% 756 16 42.03°C 0.978
12.268V 5.076V 3.315V 4.982V 532.449 42.92°C 229.8V
60% 44.063A 5.916A 5.983A 2A 599.74 93.5% 777 18 42.91°C 0.982
12.255V 5.071V 3.31V 4.97V 641.43 43.41°C 229.78V
70% 51.490A 6.91A 6.993A 2.219A 699.532 93.254% 966 24.2 43.49°C 0.984
12.243V 5.066V 3.304V 4.957V 750.136 43.87°C 229.77V
80% 58.994A 7.903A 8.006A 2.325A 799.536 92.917% 1156 29.8 43.58°C 0.985
12.233V 5.06V 3.298V 4.946V 860.483 43.95°C 229.75V
90% 66.828A 8.405A 8.503A 2.431A 899.307 92.566% 1353 34.1 44.77°C 0.986
12.223V 5.055V 3.293V 4.936V 971.533 44.8°C 229.73V
100% 74.486A 8.909A 9.035A 3.054A 999.338 92.128% 1534 37.7 45.93°C 0.987
12.213V 5.05V 3.287V 4.912V 1084.726 46.55°C 229.72V
110% 82.084A 9.911A 10.149A 3.059A 1099.957 91.642% 1722 40.4 46.43°C 0.988
12.203V 5.044V 3.281V 4.904V 1200.278 47.08°C 229.69V
CL1 0.114A 14.239A 14.427A 0A 121.295 85.354% 0 <6.0 45.21°C 0.929
12.297V 5.07V 3.307V 5.045V 142.11 41.88°C 229.86V
CL2 0.113A 19.713A 0A 0A 101.355 83.756% 0 <6.0 45.71°C 0.914
12.306V 5.071V 3.321V 5.052V 121.014 41.69°C 229.87V
CL3 0.112A 0A 19.953A 0A 67.397 78.321% 0 <6.0 45.32°C 0.868
12.307V 5.076V 3.308V 5.052V 86.05 41.31°C 229.88V
CL4 81.795A 0A 0A 0A 999.916 92.571% 1565 38.4 45.28°C 0.987
12.224V 5.067V 3.307V 4.999V 1080.163 45.69°C 229.72V

The results above are not used in the certification process

Light Load Tests

Test 12V 5V 3.3V 5VSB DC/AC (Watts) Efficiency Fan Speed (RPM) PSU Noise (dB[A]) Temps (In/Out) PF/AC Volts
20W 1.206A 0.489A 0.493A 0.198A 19.993 68.417% 0 <6.0 42.62°C 0.923
12.307V 5.108V 3.344V 5.056V 29.224 36.13°C 114.91V
40W 2.656A 0.685A 0.691A 0.297A 39.993 79.797% 0 <6.0 44.19°C 0.935
12.306V 5.107V 3.342V 5.052V 50.121 37.37°C 114.9V
60W 4.106A 0.881A 0.889A 0.396A 59.993 84.944% 0 <6.0 45.12°C 0.953
12.305V 5.105V 3.341V 5.049V 70.628 38.34°C 114.89V
80W 5.552A 1.077A 1.087A 0.495A 79.934 86.982% 0 <6.0 46.84°C 0.962
12.305V 5.104V 3.34V 5.045V 91.896 39.02°C 114.88V

The results above are not used in the certification process

Test 12V 5V 3.3V 5VSB DC/AC (Watts) Efficiency Fan Speed (RPM) PSU Noise (dB[A]) Temps (In/Out) PF/AC Volts
20W 1.206A 0.49A 0.494A 0.198A 20.006 67.653% 0 <6.0 43.49°C 0.565
12.311V 5.104V 3.341V 5.058V 29.567 36.2°C 229.88V
40W 2.656A 0.686A 0.692A 0.297A 40.001 80.34% 0 <6.0 45.32°C 0.749
12.310V 5.103V 3.34V 5.054V 49.79 37.11°C 229.87V
60W 4.106A 0.882A 0.889A 0.396A 59.998 85.622% 0 <6.0 46.77°C 0.827
12.308V 5.102V 3.339V 5.05V 70.075 38.06°C 229.88V
80W 5.550A 1.078A 1.087A 0.495A 79.942 88.13% 0 <6.0 46.28°C 0.875
12.307V 5.101V 3.338V 5.046V 90.712 39.45°C 229.87V

The results above are not used in the certification process

Ripple Measurements

Test12V5V3.3V5VSBPass/Fail
10% Load19.03mV15.43mV14.53mV15.91mVPass
20% Load23.67mV15.58mV14.99mV16.52mVPass
30% Load26.28mV17.47mV16.47mV16.47mVPass
40% Load29.25mV15.84mV14.53mV15.19mVPass
50% Load30.42mV15.33mV15.24mV15.09mVPass
60% Load31.40mV15.79mV16.01mV15.45mVPass
70% Load30.78mV15.68mV15.35mV16.47mVPass
80% Load32.52mV16.19mV16.68mV16.11mVPass
90% Load33.70mV16.35mV19.49mV17.14mVPass
100% Load52.81mV16.51mV18.41mV18.74mVPass
110% Load54.71mV17.51mV18.98mV20.55mVPass
Crossload133.33mV17.45mV20.63mV16.30mVPass
Crossload220.36mV18.04mV17.29mV15.29mVPass
Crossload320.31mV16.09mV20.05mV17.08mVPass
Crossload451.08mV16.62mV16.84mV16.97mVPass

The results above are not used in the certification process

Test12V5V3.3V5VSBPass/Fail
10% Load19.54mV16.71mV15.09mV17.49mVPass
20% Load24.59mV15.48mV15.14mV15.86mVPass
30% Load28.38mV16.81mV15.55mV18.01mVPass
40% Load32.42mV16.81mV15.55mV16.83mVPass
50% Load34.62mV17.32mV17.09mV17.13mVPass
60% Load34.36mV16.55mV16.01mV17.60mVPass
70% Load35.08mV16.91mV17.04mV17.39mVPass
80% Load35.39mV17.17mV18.06mV18.72mVPass
90% Load37.53mV17.01mV17.91mV17.03mVPass
100% Load54.17mV18.89mV19.61mV18.67mVPass
110% Load58.10mV17.93mV20.17mV21.50mVPass
Crossload134.15mV17.37mV22.32mV16.80mVPass
Crossload220.36mV18.96mV17.34mV16.32mVPass
Crossload319.34mV16.91mV21.23mV17.70mVPass
Crossload452.08mV16.16mV15.60mV18.11mVPass

The results above are not used in the certification process

be quiet! Power Zone 2 1000W

Top side
Power specifications label
All data and graphs included in this test report can be used by any individual on the following conditions:
› It should be mentioned that the test results are provided by Cybenetics
› The link to the original test results document should be provided in any case
Cybenetics offers the ETA and Lambda voluntary certification programs, through which the efficient and silent power supplies are promoted
CYBENETICS LTD Syrou 6, Latsia, 2231, Nicosia Cyprus
www.cybenetics.com - info@cybenetics.com