CYBENETICS LTD Syrou 6, Latsia, 2231, Nicosia Cyprus
NZXT C750 Gold Core
Serial Number-
Lab IDNZ75002900
Certification ID252900
  • Test Result Report ID: 25PS2900A
  • Certificate Issue Date: Jul 28, 2025
115V230V
Scheme: ETA-EMI PSU
115V230V
Scheme: LAMBDA PSU
Outside Validation Scope
Aristeidis Bitziopoulos, Certification Body General Manager

General Information

Test Equipment

Electronic Loads Chroma 63601-5 x2
Chroma 63600-2
Chroma 63640-80-80 x10
Chroma 63610-80-20
AC Sources Chroma 6530, APM SP300VAC4000W-P, GW Instek ASR-3500
Power Analyzers Rohde & Schwarz HMC8015 & NPA701
Oscilloscopes Picoscope 4444, 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
EMI Analyzer TekBox TBMR-110M-EU
Isolation Transformer 4kVA
UPS FSP Champ Tower 3kVA, CyberPower OLS3000E 3kVA
Testing Methodology Cybenetics PSU Test Protocol

DUT Information(Non-accredited measurements)

Product Identification Details
BrandNZXT
ModelC750 Gold Core
OEM/ODMHEC
Serial Number-
Product Specifications
Manufacturer-Provided Information
Rated Voltage (Vrms)100-240
Rated Current (Arms)5-10
Rated Frequency (Hz)50-60
Rated Power (W)750
Operating Temperature (Continuous Full Load) (°C)
TypeATX12V
Cable DesignFully Modular
Warranty-
Cybenetics Measurements
Dimensions (W x H x D)
Weight
Cooling135mm Fluid Dynamic Bearing Fan (HA13525H12SF-Z)
Semi-Passive Operation✓ (selectable)
Cybenetics Testing Information
Lab IDNZ75002900
Date of receiptJun 24, 2025
Testing DateJul 24, 2025
Report Issued DateJul 28, 2025
Engineer Name-
Authorized By the Laboratory Technical ManagerAristeidis Bitziopoulos
Signature

Cables and Connectors(Non-accredited measurements)

Modular Cables
Description Cable Count Connector Count (Total) Gauge In Cable Capacitors
ATX connector 24 pin (600mm) 1 1 16-18AWG No
4+4 pin EPS12V (700mm) 1 1 18AWG No
8 pin EPS12V (700mm) 1 1 18AWG No
6+2 pin PCIe (650mm) 2 2 18AWG No
12+4 pin PCIe (650mm) (300W) 1 1 16-24AWG No
SATA (500mm+150mm+150mm+150mm) 2 8 18AWG No
4-pin Molex (500mm+150mm+150mm) 1 3 18AWG No

Protection Features(Manufacturer)

Over Power Protection ✓
Over Current (+12V) Protection ✓
Over Temperature Protection ✓
Short Circuit Protection ✓
Surge Protection ✓
Inrush Current Protection ✓
Fan Failure Protection ✗

Power Specifications

Rail3.3V5V12V5VSB-12V
Max. PowerAmps202062.530
Watts120750150
Total Max. Power (W)750

Parts Description

General Data
Manufacturer (OEM) HEC
PCB Type Double-Sided
Primary Side
Transient Filter 4x Y caps, 3x X caps, 2x CM chokes, 1x MOV, 1x Power Integrations CAP200DG (X Capacitor Discharge IC)
Inrush Protection 1x NTC Thermistor MF72 5D-15 (5 Ohm) & Relay
Bridge Rectifier(s)
2x GBU1008 (800V, 10A @ 100°C)
APFC MOSFETs
2x CRMicro CRJF125N60G2F (600V, 17A @ 100°C, Rds(on): 125mOhm)
APFC Boost Diode
1x Sanan SDS065J006C3 (650V, 6A @ 155°C)
Bulk Cap(s)
1x Teapo (400V, 470uF @ 105°C, TC(V))
Main Switchers
2x NCEPower NCE65TF130F (650V, 18A @ 25°C, Rds(on): 109mOhm)
APFC  Controller
1x Champion CM6500UNX &
1x Champion CM03X (reduce the no-load consumption)
Resonant Controller
Champion CM6901T6X
Topology
Primary side: APFC, Half-Bridge & LLC Resonant converter
Secondary side: [12V] Synchronous Rectification & [Minor Rails] DC-DC converters
Secondary Side
+12V MOSFETs 4x Pingwei PWC012N04ES (40V, 132A @ 100°C, Rds(on): 1.2mOhm)
5V & 3.3V DC-DC Converters: 
PWM Controller(s): ANPEC APW7159C
Filtering Capacitors

Electrolytic:
2x Teapo (3,000h @ 105°C, SC)
4x Elite (2-5,000h @ 105°C, ED(M))
1x Elite (@ 105°C, PS(M))
Polymer: 8x Elite, 25x Biostar
Supervisor IC Weltrend WT7527RT (OVP, UVP, OCP, SCP, PG)
MCU Nuvoton M051FB9AE
Fan Model Hong Hua HA13525H12SF-Z (135mm, 12V, 0.50A, Fluid Dynamic Bearing Fan)
5VSB
Rectifier
1x PingWei PS1065L (60V, 10A)
Standby PWM Controller
Excelliance MOS EM8569D

Test Results

Temperature & Compliance Info

Temperature Range (°C /°F)28-32 / 82.4-89.6
ErP Lot 3/6 Ready✓
(EU) No 617/2013 Compliance✓
ALPM (Alternative Low Power Mode) compatible✓
ATX v3.1 PSU Power Excursion✓

Performance Summary

Accredited
Average Efficiency (>1450 load combinations)90.177%
Average Noise Output (>1450 Load Combinations)8.70dBA
Average PF (>1450 Load Combinations)0.987
Efficiency With 10W (≤500W) or 2% (>500W) Load65.671%
Standby Power Consumption0.0519W
Non-Accredited
12V Ripple (Full Load)31.77mV
5V Ripple (Full Load)15.94mV
3.3V Ripple (Full Load)12.74mV
5VSB Ripple (Full Load)12.37mV
12V Load Regulation0.87%
5V Load Regulation0.86%
3.3V Load Regulation1.16%
5VSB Load Regulation2.00%
Inrush Current34.690A
Accredited
Average Efficiency (>1450 load combinations)92.070%
Average Noise Output (>1450 Load Combinations)9.15dBA
Average PF (>1450 Load Combinations)0.955
Efficiency With 10W (≤500W) or 2% (>500W) Load66.452%
Standby Power Consumption0.1120W
Non-Accredited
12V Ripple (Full Load)29.95mV
5V Ripple (Full Load)14.84mV
3.3V Ripple (Full Load)12.81mV
5VSB Ripple (Full Load)9.77mV
12V Load Regulation0.93%
5V Load Regulation0.92%
3.3V Load Regulation1.47%
5VSB Load Regulation2.14%
Inrush Current67.250A
12V Transient Response (200%)11.60V
5V Transient Response (200%)4.970V
3.3V Transient Response (200%)3.246V
5VSB Transient Response (200%)5.004V
Hold-Up Time & PWR_OK Signal19.20ms
AC Loss to PWR_OK Hold Up Time16.60ms
PWR_OK Inactive to DC Loss Delay2.60ms
PSU Timings: T1 (20% / 100%)49.0ms49.0ms
PSU Timings: T3 (20% / 100%)124.0ms126.0ms
12V OCP (27.7°C / 43.1°C)79.00A (126.40%), 12.051V77.40A (123.84%), 12.046V
5V OCP (27.7°C / 43.1°C)24A (120.00%), 5.047V23.7A (118.50%), 5.046V
3.3V OCP (27.7°C / 43.1°C)24.5A (122.50%), 3.299V23.3A (116.50%), 3.302V
5VSB OCP (27.7°C / 43.1°C)4.2A (140.00%), 5.043V4.3A (143.33%), 5.043V
OPP (28.64°C / 43.97°C)124.93%121.59%

Hold-Up Time & PWR_OK Signal

Hold-Up Time (ms)19.2
AC Loss to PWR_OK Hold Up Time (ms)16.6
PWR_OK Inactive to DC Loss Delay (ms)2.6

Stromverbrauch im Ruhezustand

Tables

Detailed Results
Average Min Limit Min Max Limit Max Result
Mains Voltage RMS: 115.08 V 115.03 V 113.85 V 115.12 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 % 0.10 % N/A 0.18 % 2.00 % PASS
Real Power: 0.052 W -0.003 W N/A 0.085 W N/A N/A
Apparent Power: 11.081 W 11.021 W N/A 11.135 W N/A N/A
Power Factor: 0.006 N/A N/A N/A N/A N/A
Detailed Results
Average Min Limit Min Max Limit Max Result
Mains Voltage RMS: 231.03 V 230.94 V 227.70 V 231.11 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 1.419 1.490 PASS
Mains Voltage THD: 0.17 % 0.14 % N/A 0.26 % 2.00 % PASS
Real Power: 0.112 W 0.070 W N/A 0.174 W N/A N/A
Apparent Power: 38.022 W 37.788 W N/A 38.301 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

Conducted Emissions EN 55032 & CISPR 32

NEUTRAL
PHASE

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 0.23W 67.143% 0.031
5.109V 0.343W 114.94V
2 0.09A 0.46W 74.655% 0.056
5.108V 0.616W 114.93V
3 0.55A 2.806W 81.346% 0.249
5.1V 3.449W 114.91V
4 1A 5.095W 81.767% 0.348
5.093V 6.232W 114.92V
5 1.5A 7.63W 81.488% 0.401
5.086V 9.363W 114.94V
6 3A 15.192W 80.665% 0.464
5.063V 18.834W 114.95V
Test # 5VSB DC/AC (Watts) Efficiency PF/AC Volts
1 0.045A 0.23W 56.539% 0.011
5.108V 0.409W 229.96V
2 0.09A 0.46W 67.908% 0.019
5.107V 0.68W 229.95V
3 0.55A 2.806W 79.659% 0.093
5.1V 3.524W 229.95V
4 1A 5.095W 80.713% 0.156
5.093V 6.313W 229.95V
5 1.501A 7.63W 81.498% 0.213
5.085V 9.363W 229.94V
6 3.001A 15.186W 81.161% 0.319
5.061V 18.709W 229.94V

Protection Features

OCP (Normal @ 27.7°C)12V: 79.00A (126.40%), 12.051V
5V: 24A (120.00%), 5.047V
3.3V: 24.5A (122.50%), 3.299V
5VSB: 4.2A (140.00%), 5.043V
OCP (Hot @ 43.1°C)12V: 77.40A (123.84%), 12.046V
5V: 23.7A (118.50%), 5.046V
3.3V: 23.3A (116.50%), 3.302V
5VSB: 4.3A (143.33%), 5.043V
OPP (Normal @ 28.6°C)936.95W (124.93%)
OPP (Hot @ 44.0°C)911.95W (121.59%)
OTP✓ (80°C @ Heat Sink)
SCP12V to Earth: ✓
5V to Earth: ✓
3.3V to Earth: ✓
5VSB to Earth: ✓
PWR_OKProper Operation
UVP (Full Load @ 90V)✓
UVP (No Damage @ 80V)✓
Conducted Emissions EN55032 & CISPR 32✓
NLO✓
Fan Failure Protection✗
SIPSurge: MOV
Inrush: NTC & Bypass Relay

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% 4.404A 1.986A 1.991A 0.982A 75.006 86.693% 0 <6.0 50.59°C 0.972
12.126V 5.037V 3.316V 5.091V 86.52 40.02°C 114.93V
20% 9.828A 2.982A 2.989A 1.181A 149.972 90.868% 0 <6.0 50.79°C 0.985
12.115V 5.032V 3.312V 5.082V 165.043 40.53°C 114.91V
30% 15.607A 3.481A 3.491A 1.38A 224.982 91.847% 0 <6.0 52.52°C 0.985
12.106V 5.029V 3.309V 5.074V 244.957 41.09°C 114.89V
40% 21.403A 3.981A 3.993A 1.58A 300.077 91.976% 0 <6.0 54.04°C 0.984
12.095V 5.026V 3.306V 5.066V 326.255 41.88°C 114.86V
50% 26.828A 4.98A 4.998A 1.78A 374.709 91.746% 353 <6.0 42.31°C 0.987
12.084V 5.021V 3.302V 5.057V 408.422 52.37°C 114.84V
60% 32.287A 5.982A 6.006A 1.982A 449.644 91.357% 762 14.9 42.97°C 0.989
12.074V 5.016V 3.297V 5.048V 492.185 50.4°C 114.82V
70% 37.753A 6.986A 7.016A 2.184A 524.553 90.931% 762 14.9 43.05°C 0.991
12.063V 5.011V 3.293V 5.038V 576.875 50.37°C 114.8V
80% 43.297A 7.99A 8.027A 2.286A 599.772 90.375% 1005 24.1 43.87°C 0.993
12.053V 5.006V 3.289V 5.031V 663.645 51.1°C 114.78V
90% 49.186A 8.496A 8.522A 2.389A 674.798 89.792% 1253 31.2 44.98°C 0.994
12.042V 5.003V 3.285V 5.024V 751.521 51.58°C 114.76V
100% 54.884A 9.003A 9.051A 2.996A 750.025 89.065% 1480 36 45.66°C 0.995
12.031V 4.999V 3.281V 5.008V 842.114 52.14°C 114.74V
110% 60.463A 10.011A 10.159A 2.999A 825.057 88.238% 1674 39.2 46.36°C 0.996
12.020V 4.995V 3.278V 5.002V 935.031 53.06°C 114.73V
CL1 0.116A 14.409A 14.451A 0A 121.306 85.526% 1129 27.5 41.45°C 0.98
12.106V 5.011V 3.3V 5.09V 141.835 46.54°C 114.91V
CL2 0.116A 19.966A 0A 0A 101.401 83.51% 1327 32.7 40.46°C 0.98
12.116V 5.008V 3.313V 5.099V 121.423 43.04°C 114.91V
CL3 0.115A 0A 19.989A 0A 67.393 79.569% 570 <6.0 41.13°C 0.972
12.118V 5.037V 3.302V 5.096V 84.699 43.7°C 114.93V
CL4 62.265A 0A 0A 0A 749.776 89.873% 1254 31.3 45.97°C 0.995
12.041V 5.021V 3.294V 5.067V 834.264 52.47°C 114.75V

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% 4.405A 1.986A 1.992A 0.983A 75.019 87.815% 0 <6.0 46.63°C 0.836
12.125V 5.038V 3.315V 5.089V 85.428 40.11°C 229.95V
20% 9.831A 2.982A 2.992A 1.182A 150.008 91.957% 0 <6.0 48.96°C 0.925
12.114V 5.033V 3.31V 5.08V 163.132 40.92°C 229.93V
30% 15.612A 3.481A 3.495A 1.381A 225.027 93.15% 0 <6.0 48.73°C 0.952
12.104V 5.029V 3.305V 5.071V 241.573 41.33°C 229.92V
40% 21.412A 3.982A 4A 1.581A 300.133 93.502% 0 <6.0 50.29°C 0.965
12.092V 5.025V 3.301V 5.062V 320.993 41.87°C 229.91V
50% 26.850A 4.983A 5.008A 1.782A 374.912 93.516% 303 <6.0 42.13°C 0.971
12.082V 5.019V 3.296V 5.052V 400.909 51.47°C 229.91V
60% 32.303A 5.984A 6.017A 1.984A 449.783 93.333% 759 14.7 42.89°C 0.975
12.071V 5.015V 3.291V 5.043V 481.914 51.18°C 229.93V
70% 37.765A 6.988A 7.031A 2.186A 524.619 93.121% 758 14.6 43.29°C 0.978
12.061V 5.011V 3.286V 5.033V 563.375 50.87°C 229.96V
80% 43.313A 7.993A 8.046A 2.29A 599.841 92.813% 865 19.3 43.7°C 0.98
12.050V 5.005V 3.281V 5.024V 646.294 51.15°C 229.95V
90% 49.209A 8.5A 8.547A 2.393A 674.917 92.445% 1128 27.5 44.15°C 0.981
12.039V 5.001V 3.276V 5.016V 730.071 50.92°C 229.93V
100% 54.915A 9.009A 9.08A 3.001A 750.181 91.993% 1385 34.1 45.26°C 0.983
12.027V 4.996V 3.271V 5V 815.48 51.62°C 229.9V
110% 60.505A 10.021A 10.201A 3.006A 825.231 91.499% 1674 39.2 46.77°C 0.985
12.014V 4.99V 3.265V 4.992V 901.904 53.05°C 229.88V
CL1 0.117A 14.387A 14.475A 0A 121.321 85.904% 1125 27.5 40.47°C 0.91
12.104V 5.019V 3.296V 5.087V 141.232 46.57°C 229.98V
CL2 0.116A 19.91A 0A 0A 101.405 84.389% 1124 27.4 40.61°C 0.893
12.114V 5.023V 3.31V 5.096V 120.167 43.87°C 230.02V
CL3 0.115A 0A 20.011A 0A 67.397 79.149% 567 <6.0 41.24°C 0.835
12.116V 5.034V 3.298V 5.094V 85.153 45.11°C 230.05V
CL4 62.280A 0A 0A 0A 749.799 92.795% 1249 31.1 45.41°C 0.983
12.039V 5.013V 3.287V 5.061V 808.018 51.85°C 229.97V

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 1.224A 0.496A 0.497A 0.196A 20.007 71.273% 0 <6.0 43.81°C 0.883
12.136V 5.042V 3.319V 5.108V 28.071 36.4°C 114.94V
40W 2.694A 0.694A 0.696A 0.294A 40.004 81.677% 0 <6.0 45.61°C 0.949
12.133V 5.042V 3.319V 5.105V 48.978 37.27°C 114.94V
60W 4.166A 0.893A 0.895A 0.392A 60.003 86.328% 0 <6.0 47.36°C 0.968
12.130V 5.04V 3.318V 5.102V 69.506 38.55°C 114.93V
80W 5.636A 1.092A 1.094A 0.49A 79.971 87.749% 0 <6.0 48°C 0.973
12.127V 5.039V 3.317V 5.1V 91.134 39.35°C 114.92V

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 1.224A 0.496A 0.497A 0.196A 20.014 71.866% 0 <6.0 42.7°C 0.525
12.138V 5.042V 3.319V 5.107V 27.848 36.89°C 229.97V
40W 2.694A 0.694A 0.696A 0.294A 40.012 82.497% 0 <6.0 42.76°C 0.703
12.135V 5.041V 3.318V 5.104V 48.502 37.39°C 229.96V
60W 4.166A 0.893A 0.896A 0.392A 60.012 86.549% 0 <6.0 45.44°C 0.79
12.131V 5.04V 3.317V 5.101V 69.337 38.84°C 229.96V
80W 5.636A 1.092A 1.095A 0.491A 79.993 88.801% 0 <6.0 45.42°C 0.846
12.128V 5.039V 3.316V 5.098V 90.081 39.44°C 229.95V

The results above are not used in the certification process

Ripple Measurements

Test12V5V3.3V5VSBPass/Fail
10% Load12.37mV10.71mV5.90mV8.71mVPass
20% Load13.64mV9.64mV4.63mV8.00mVPass
30% Load17.25mV9.95mV4.68mV8.20mVPass
40% Load16.38mV10.61mV5.14mV9.12mVPass
50% Load17.10mV10.25mV4.78mV8.87mVPass
60% Load18.12mV10.56mV5.14mV9.43mVPass
70% Load18.32mV10.51mV5.34mV9.27mVPass
80% Load18.77mV11.33mV7.73mV9.43mVPass
90% Load20.56mV11.38mV8.04mV10.29mVPass
100% Load31.77mV15.94mV12.74mV12.37mVPass
110% Load50.42mV45.56mV19.34mV34.52mVPass
Crossload122.38mV13.31mV9.43mV8.89mVPass
Crossload212.77mV13.26mV5.24mV8.05mVPass
Crossload315.06mV10.66mV10.17mV8.71mVPass
Crossload429.93mV11.43mV5.71mV11.09mVPass

The results above are not used in the certification process

Test12V5V3.3V5VSBPass/Fail
10% Load9.77mV7.50mV5.34mV5.91mVPass
20% Load12.48mV6.58mV4.17mV5.61mVPass
30% Load15.23mV6.58mV4.37mV5.86mVPass
40% Load16.04mV7.86mV4.53mV6.32mVPass
50% Load16.20mV7.60mV4.48mV7.03mVPass
60% Load15.47mV7.86mV4.68mV6.78mVPass
70% Load17.45mV8.37mV5.19mV7.59mVPass
80% Load17.35mV9.08mV7.93mV7.59mVPass
90% Load18.32mV10.05mV8.54mV8.46mVPass
100% Load29.95mV14.84mV12.81mV9.77mVPass
110% Load33.04mV15.84mV13.27mV9.89mVPass
Crossload121.31mV12.14mV8.78mV7.45mVPass
Crossload210.69mV13.01mV4.68mV6.93mVPass
Crossload313.03mV6.73mV10.22mV5.81mVPass
Crossload428.87mV10.34mV5.52mV8.34mVPass

The results above are not used in the certification process

NZXT C750 Gold Core

Top side
Top side
Power specifications label
Power specifications label
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