CYBENETICS LTD Syrou 6, Latsia, 2231, Nicosia Cyprus
NZXT NP-C750M
Serial Number31195125800160
Lab IDNZ75001685
  • Report: 20PS1685A
  • Receipt Date: Jun 25, 2020
  • Test Date: Jul 16, 2020
  • Report Date: Jul 20, 2020
115V230V
Efficiency Rating
115V230V
Noise Rating
Aristeidis Bitziopoulos, Laboratory General Manager

General Information

DUT Information

BrandNZXT
Manufacturer (OEM)Seasonic
Series
Model Number
Serial Number31195125800160
DUT Notes

DUT Specifications

Rated Voltage (Vrms)100-240
Rated Current (Arms)10-5
Rated Frequency (Hz)50-60
Rated Power (W)750
TypeATX12V
Cooling120mm Fluid Dynamic Bearing Fan
(HA1225H12F-Z)
Semi-Passive Operation✓ (selectable)
Cable DesignFully Modular

Power Specifications

Rail3.3V5V12V5VSB-12V
Max. PowerAmps20206230.3
Watts100744153.6
Total Max. Power (W)750

Test Equipment

Electronic Loads Chroma 63601-5 x4
Chroma 63600-2 x2
63640-80-80 x20
63610-80-20 x2
AC Sources Chroma 6530, Keysight AC6804B
Power Analyzers N4L PPA1530 x2
Sound Analyzer Bruel & Kjaer 2270 G4
Microphone Bruel & Kjaer Type 4955-A
Data Loggers Picoscope TC-08 x2, Labjack U3-HV x2
Tachometer UNI-T UT372 x2
Digital Multimeter Keysight U1273AX, Fluke 289, Keithley 2015 - THD
UPS CyberPower OLS3000E 3kVA x2
Transformer 3kVA x2
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 (610mm) 1 1 18-22AWG Yes
4+4 pin EPS12V (650mm) 1 1 18AWG Yes
6+2 pin PCIe (680mm+80mm) 2 4 18AWG Yes
SATA (500mm+100mm+100mm+100mm) 2 8 18AWG No
4-pin Molex (500+100mm+100mm) 2 6 18AWG No
AC Power Cord (1400mm) - C13 coupler 1 1 16AWG -

Parts Description

General Data -
Manufacturer (OEM) Seasonic
PCB Type Double Sided
Primary Side -
Transient Filter 4x Y caps, 2x X caps, 2x CM chokes, 1x MOV, 1x Champion CM02X (Discharge IC)
Inrush Protection NTC Thermistor (MF72-5D15M) & Relay
Bridge Rectifier(s) 2x GBU1508 (800V, 15A @ 100°C)
APFC MOSFETs 2x Infineon IPA60R180P7S (650V, 11A @ 100°C, Rds(on): 0.18Ohm)
APFC Boost Diode 1x STMicroelectronics STTH8S06 (600V, 8A @ 25°C)
Bulk Cap(s) 1x Nippon Chemi-Con (400V, 560uF, 2,000h @ 105°C, KMR)
Main Switchers 4x Great Power GPT10N50AD (500V, 9.7A, Rds(on): 0.7Ohm)
APFC Controller Champion CM6500UNX
Resonant Controller Champion CM6901T6X
Topology Primary side: APFC, Full-Bridge & LLC converter
Secondary side: Synchronous Rectification & DC-DC converters
Secondary Side -
+12V MOSFETs 4x Nexperia PSMN2R6-40YS (40V, 100A @ 100°C, Rds(on): 5.3mOhm @ 175°C)
5V & 3.3V DC-DC Converters: 6x Infineon BSC0906NS (30V, 40A @ 100°C, 4.5mΩ)
PWM Controller: ANPEC APW7159
Filtering Capacitors Electrolytic: 2x Nippon Chemi-Con (105°C, W), 6x Nippon Chemi-Con (1-5,000h @ 105°C, KZE), 4x Nippon Chemi-Con (4-10,000h @ 105°C, KY), 2x Rubycon (3-6,000h @ 105°C, YXG)
Polymer: 8x Chemi-Con, 3x FPCAP, 6x NIC
 Supervisor IC Weltrend WT7527V (OCP, OVP, UVP, SCP, PG) 
Fan Model Hong Hua HA1225H12F-Z (120mm, 12V, 0.58A, 2200 RPM, Fluid Dynamic Bearing)
5VSB Circuit -
Rectifier 1x MCC MBR1045ULPS SBR (45V, 10A @ 90°C)
Standby PWM Controller Excelliance MOS EM8569

Test Results

Temperature & Compliance Info

Temperature Range (°C /°F)30-32 / 86-89.6
ErP Lot 3/6 Ready✓
(EU) No 617/2013 Compliance✓

Performance Summary

Hold-Up Time & Power Ok Signal

Hold-Up Time (ms)22.1
AC Loss to PWR_OK Hold Up Time (ms)18.4
PWR_OK Inactive to DC Loss Delay (ms)3.7

Vampire Power

Graphs

INFO

This graph is generated by the PPA Standby Power Analysis software which takes full control of the power analyzer during the whole procedure. This application features all of the EN50564 & IEC62301 test limits for standby power software testing

INFO

This graph is generated by the PPA Standby Power Analysis software which takes full control of the power analyzer during the whole procedure. This application features all of the EN50564 & IEC62301 test limits for standby power software testing

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 0.231 69.162% 0.054
5.123V 0.334 115.17V
2 0.090A 0.461 73.525% 0.098
5.122V 0.627 115.17V
3 0.550A 2.813 77.621% 0.335
5.112V 3.624 115.17V
4 1.000A 5.104 77.498% 0.407
5.103V 6.586 115.17V
5 1.500A 7.639 77.846% 0.442
5.091V 9.813 115.17V
6 3.000A 15.159 76.272% 0.494
5.053V 19.875 115.17V
Test # 5VSB DC/AC (Watts) Efficiency PF/AC Volts
1 0.045A 0.231 61.765% 0.018
5.123V 0.374 230.35V
2 0.090A 0.461 68.398% 0.033
5.122V 0.674 230.35V
3 0.550A 2.812 76.268% 0.159
5.112V 3.687 230.36V
4 1.000A 5.104 77.123% 0.240
5.102V 6.618 230.35V
5 1.500A 7.638 77.441% 0.296
5.091V 9.863 230.35V
6 3.000A 15.175 77.737% 0.376
5.058V 19.521 230.35V

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
1 4.421A 1.988A 1.982A 0.982A 74.962 86.060% 0 <6.0 43.25°C 0.963
12.070V 5.030V 3.331V 5.091V 87.104 39.63°C 115.15V
2 9.872A 2.986A 2.975A 1.182A 150.035 89.637% 577 10.5 40.96°C 0.979
12.068V 5.024V 3.327V 5.077V 167.380 45.12°C 115.13V
3 15.662A 3.489A 3.477A 1.383A 225.038 90.437% 691 14.4 41.06°C 0.985
12.066V 5.018V 3.322V 5.063V 248.834 45.89°C 115.12V
4 21.459A 3.992A 3.979A 1.585A 300.049 90.458% 903 22.2 41.78°C 0.986
12.062V 5.011V 3.318V 5.050V 331.699 47.22°C 115.09V
5 26.881A 4.997A 4.979A 1.788A 374.662 90.144% 1087 28.1 42.03°C 0.988
12.059V 5.004V 3.313V 5.036V 415.624 48.10°C 115.11V
6 32.333A 6.004A 5.986A 1.992A 449.612 89.570% 1316 33.7 42.29°C 0.988
12.056V 4.997V 3.308V 5.021V 501.965 49.25°C 115.11V
7 37.821A 7.017A 6.993A 2.198A 524.934 88.902% 1654 39.3 43.06°C 0.989
12.052V 4.989V 3.304V 5.006V 590.462 50.69°C 115.10V
8 43.310A 8.003A 8.000A 2.405A 600.105 88.138% 1988 43.6 44.27°C 0.990
12.049V 4.981V 3.300V 4.990V 680.873 52.28°C 115.09V
9 49.172A 8.545A 8.497A 2.410A 674.779 87.440% 2081 44.6 44.37°C 0.990
12.045V 4.973V 3.296V 4.980V 771.705 53.74°C 115.08V
10 54.836A 9.066A 9.032A 3.027A 750.005 86.604% 2094 44.7 45.22°C 0.991
12.041V 4.965V 3.289V 4.957V 866.012 55.17°C 115.08V
11 61.100A 9.082A 9.056A 3.033A 825.239 85.700% 2104 44.9 46.51°C 0.992
12.038V 4.956V 3.280V 4.947V 962.936 57.17°C 115.07V
CL1 0.117A 12.001A 12.001A 0.000A 101.657 84.856% 794 18.4 42.21°C 0.972
12.079V 5.017V 3.336V 5.088V 119.799 47.85°C 115.16V
CL2 62.019A 1.000A 1.000A 1.000A 759.915 87.085% 2096 44.8 45.47°C 0.991
12.039V 4.971V 3.280V 5.018V 872.613 55.83°C 115.08V

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
1 4.431A 1.989A 1.983A 0.983A 74.970 86.948% 0 <6.0 43.57°C 0.812
12.042V 5.030V 3.330V 5.090V 86.224 40.48°C 230.41V
2 9.888A 2.988A 2.978A 1.182A 150.059 90.883% 601 11.2 40.65°C 0.906
12.050V 5.022V 3.325V 5.076V 165.112 44.55°C 230.41V
3 15.666A 3.491A 3.479A 1.383A 225.072 91.820% 668 13.6 41.06°C 0.938
12.065V 5.016V 3.320V 5.062V 245.122 45.44°C 230.41V
4 21.464A 3.995A 3.985A 1.585A 300.094 92.102% 867 21.4 41.37°C 0.956
12.061V 5.008V 3.314V 5.049V 325.828 46.58°C 230.40V
5 26.894A 5.001A 4.989A 1.788A 374.799 92.002% 1103 28.6 42.11°C 0.965
12.058V 5.000V 3.308V 5.035V 407.381 47.84°C 230.39V
6 32.348A 6.014A 5.996A 1.993A 449.720 91.697% 1242 32.0 42.62°C 0.970
12.053V 4.992V 3.303V 5.019V 490.440 49.10°C 230.40V
7 37.837A 7.026A 7.006A 2.199A 525.020 91.232% 1749 40.9 43.34°C 0.974
12.049V 4.983V 3.298V 5.005V 575.476 50.64°C 230.37V
8 43.330A 8.002A 8.020A 2.406A 600.125 90.787% 1912 42.7 43.40°C 0.977
12.045V 4.975V 3.292V 4.989V 661.025 51.89°C 230.37V
9 49.221A 8.559A 8.523A 2.411A 674.843 90.307% 2090 44.7 44.86°C 0.979
12.034V 4.966V 3.286V 4.980V 747.273 54.04°C 230.35V
10 54.844A 9.082A 9.062A 3.028A 750.054 89.754% 2098 44.8 45.03°C 0.981
12.040V 4.957V 3.278V 4.956V 835.682 55.53°C 230.35V
11 61.104A 9.095A 9.085A 3.033A 825.294 89.105% 2109 44.9 46.70°C 0.983
12.038V 4.949V 3.270V 4.947V 926.207 58.43°C 230.36V
CL1 0.118A 12.002A 12.001A 0.000A 101.517 85.836% 832 20.1 42.58°C 0.872
12.075V 5.013V 3.327V 5.088V 118.268 47.67°C 230.37V
CL2 62.025A 1.000A 1.000A 1.000A 759.732 90.251% 2095 44.7 45.18°C 0.981
12.035V 4.967V 3.276V 5.017V 841.803 55.80°C 230.32V

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]) PF/AC Volts
1 1.230A0.496A 0.495A 0.196A 19.992 70.086% 0 <6.0 0.850
12.067V 5.036V 3.332V 5.117V 28.525 115.16V
2 2.459A0.994A0.991A 0.392A 39.982 80.502% 0 <6.0 0.929
12.067V 5.035V 3.332V 5.109V 49.666 115.16V
3 3.693A 1.490A 1.485A 0.588A 60.012 84.673% 0 <6.0 0.953
12.068V 5.032V 3.331V 5.102V 70.875 115.15V
4 4.919A 1.987A 1.982A 0.785A 79.961 86.795% 0 <6.0 0.964
12.068V 5.031V 3.331V 5.095V 92.126 115.15V

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]) PF/AC Volts
1 1.231A 0.495A 0.496A 0.196A 19.997 70.696% 0 <6.0 0.532
12.063V 5.037V 3.331V 5.116V 28.286 230.39V
2 2.461A 0.994A 0.991A 0.392A 39.988 81.268% 0 <6.0 0.676
12.060V 5.035V 3.331V 5.109V 49.205 230.40V
3 3.694A 1.490A 1.487A 0.588A 60.018 85.560% 0 <6.0 0.766
12.065V 5.032V 3.330V 5.102V 70.147 230.39V
4 4.925A 1.989A 1.983A 0.785A 79.966 87.744% 0 <6.0 0.821
12.053V 5.030V 3.329V 5.094V 91.136 230.40V

The results above are not used in the certification process

Ripple Measurements

Test12V5V3.3V5VSBPass/Fail
10% Load9.80mV6.20mV5.40mV5.50mVPass
20% Load13.40mV6.30mV5.70mV6.00mVPass
30% Load15.80mV7.00mV6.20mV6.50mVPass
40% Load17.90mV7.10mV6.90mV6.70mVPass
50% Load13.80mV7.60mV6.90mV6.50mVPass
60% Load12.20mV7.80mV7.10mV6.90mVPass
70% Load12.20mV8.50mV7.60mV7.30mVPass
80% Load12.70mV9.20mV13.60mV8.40mVPass
90% Load14.60mV10.10mV14.60mV9.10mVPass
100% Load22.70mV11.80mV15.40mV9.20mVPass
110% Load26.50mV12.60mV15.50mV10.30mVPass
Crossload114.40mV12.20mV14.30mV7.30mVPass
Crossload221.70mV9.00mV8.20mV8.50mVPass

The results above are not used in the certification process

Test12V5V3.3V5VSBPass/Fail
10% Load9.40mV5.90mV5.30mV5.60mVPass
20% Load13.50mV6.40mV5.70mV6.30mVPass
30% Load16.00mV6.80mV6.10mV6.50mVPass
40% Load18.10mV7.50mV6.50mV6.10mVPass
50% Load14.50mV7.70mV6.70mV6.10mVPass
60% Load12.30mV8.10mV6.90mV6.50mVPass
70% Load12.80mV8.00mV7.20mV6.40mVPass
80% Load13.50mV9.10mV13.80mV7.40mVPass
90% Load15.90mV9.70mV14.10mV8.10mVPass
100% Load23.80mV12.20mV15.40mV8.90mVPass
110% Load27.60mV12.10mV16.00mV8.80mVPass
Crossload114.20mV12.00mV14.50mV6.80mVPass
Crossload224.80mV8.60mV8.00mV8.00mVPass

The results above are not used in the certification process

NZXT NP-C750M

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