CYBENETICS LTD Syrou 6, Latsia, 2231, Nicosia Cyprus
Version:00
1st Player ACK 750W Gold
Serial Number250906PSACK-L0651
Lab ID1P75002961
Certification ID252961
  • Test Result Report ID: 25PS2961A
  • Certificate Issue Date: Sep 11, 2025
115V230V
Scheme: ETA-EMI PSU
115V230V
Scheme: LAMBDA PSU
Aristeidis Bitziopoulos, Certification Body General Manager

General Information

DUT Information

Brand1st Player
Manufacturer (OEM)Helly
SeriesACK Gold
Model NumberHA-750BA2
Serial Number250906PSACK-L0651
DUT Notes

DUT Specifications

Rated Voltage (Vrms)100-240
Rated Current (Arms)10
Rated Frequency (Hz)47-63
Rated Power (W)750
TypeATX12V
Dimensions (W x H x D)
Cooling140mm Fluid Dynamic Bearing Fan (D14SH-12)
Semi-Passive Operation✓ (selectable)
Cable DesignFully Modular

Power Specifications

Rail3.3V5V12V5VSB-12V
Max. PowerAmps2020622.50.3
Watts10074412.53.6
Total Max. Power (W)750

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
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
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 Cable Type
ATX connector 20+4 pin (610mm) 1 1 18-20AWG Tinned Copper
4+4 pin ATX12V (700mm) 2 2 18AWG Tinned Copper
6+2 pin PCIe (750mm) 2 2 18AWG Tinned Copper
12+4 pin PCIe (700mm) (600W) 1 1 16-24AWG Tinned Copper
SATA (450mm+150mm) / 4-pin Molex (+150mm) 2 4 / 2 18AWG Copper
AC Power Cord (1380mm) - C13 coupler 1 1 18AWG -

Parts Description

General Data
Manufacturer (OEM) Helly Technology
PCB Type Double-Sided
Primary Side
Transient Filter 4x Y caps, 3x X caps, 2x CM chokes, 1x MOV
Inrush Protection NTC Thermistor MF72 10D-20 (10 Ohm @ 25°C) & Relay
Rectifier MOSFETs
2x
APFC MOSFETs
2x Fuxin Semiconductor FXN28N50F (500V, 16.7A @ 100°C, Rds(on): 0.20Ohm)
APFC Boost Diode
1x
Bulk Cap(s)
Teapo (400V, 560uF, 2000h @ 85°C, DG)
Main Switchers
2x Fuxin Semiconductor FXN28N50F (500V, 16.7A @ 100°C, Rds(on): 0.20Ohm)

APFC Controller

Champion CM6500UNX
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 Fuxin Semiconductor FXN0204C (40V, 210A @ 100°C, Rds(on): 2.0mOhm)
5V & 3.3V DC-DC Converters: 2x KS3212T
2x KS3214T
PWM Controller(s): 2x ANPEC APW7073
Filtering Capacitors

Electrolytic:
7x Teapo (1-3,000 @ 105°C, SC)
3x Teapo (2-6,000 @ 105°C, SY)
Polymer:
32x ChengX (PC), 3x Beryl (BC))
Supervisor IC Weltrend WT7527RA (OVP, UVP, OCP, PG)
Fan Model Yate Loon D14SH -12 (140mm, 12V, 0.70A, Fluid Dynamic Bearing Fan)
5VSB Circuit
Rectifier
Dongke DK5V60R20S (60V, 20mOhm)
Standby PWM Controller
Excelliance MOS EM8569A

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 RatingGOLD
Noise RatingStandard+
Average Efficiency (>1450 load combinations)88.459%
Average Noise Output (>1450 Load Combinations)35.32dBA
Average PF (>1450 Load Combinations)0.988
Efficiency With 10W (≤500W) or 2% (>500W) Load72.601%
Standby Power Consumption0.0624W
12V Ripple (Full Load)22.84mV
5V Ripple (Full Load)18.05mV
3.3V Ripple (Full Load)24.24mV
5VSB Ripple (Full Load)12.54mV
12V Load Regulation0.60%
5V Load Regulation0.89%
3.3V Load Regulation2.02%
5VSB Load Regulation1.47%
Inrush Current18.140A
Efficiency RatingGOLD
Noise RatingStandard++
Average Efficiency (>1450 load combinations)90.700%
Average Noise Output (>1450 Load Combinations)34.74dBA
Average PF (>1450 Load Combinations)0.955
Efficiency With 10W (≤500W) or 2% (>500W) Load71.338%
Standby Power Consumption0.1196W
12V Ripple (Full Load)22.08mV
5V Ripple (Full Load)17.55mV
3.3V Ripple (Full Load)24.90mV
5VSB Ripple (Full Load)12.55mV
12V Load Regulation0.59%
5V Load Regulation0.79%
3.3V Load Regulation2.12%
5VSB Load Regulation1.36%
Inrush Current34.180A
12V Transient Response (200%)11.42V
5V Transient Response (200%)4.883V
3.3V Transient Response (200%)3.208V
5VSB Transient Response (200%)4.959V
Hold-Up Time & Power Ok Signal20.70ms
AC Loss to PWR_OK Hold Up Time17.60ms
PWR_OK Inactive to DC Loss Delay3.10ms
PSU Timings: T1 (20% / 100%)61.0ms62.0ms
PSU Timings: T3 (20% / 100%)119.0ms121.0ms
12V OCP (28.6°C / 44.4°C)78.80A (127.10%), 11.991V75.60A (121.94%), 12.010V
5V OCP (28.6°C / 44.4°C)27.5A (137.50%), 4.949V27.1A (135.50%), 4.949V
3.3V OCP (28.6°C / 44.4°C)27.7A (138.50%), 3.22V27.1A (135.50%), 3.223V
5VSB OCP (28.6°C / 44.4°C)4A (160.00%), 4.773V4A (160.00%), 4.768V
OPP (29.33°C / 43.03°C)130.46%126.67%

Hold-Up Time & Power Ok Signal

Hold-Up Time (ms)20.7
AC Loss to PWR_OK Hold Up Time (ms)17.6
PWR_OK Inactive to DC Loss Delay (ms)3.1

Vampire Power

Tables

Detailed Results
Average Min Limit Min Max Limit Max Result
Mains Voltage RMS: 115.07 V 115.03 V 113.85 V 115.13 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: 1.417 1.415 1.340 1.419 1.490 PASS
Mains Voltage THD: 0.15 % 0.11 % N/A 0.20 % 2.00 % PASS
Real Power: 0.062 W 0.044 W N/A 0.084 W N/A N/A
Apparent Power: 8.738 W 8.131 W N/A 9.399 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: 231.04 V 230.92 V 227.70 V 231.10 V 232.30 V PASS
Mains Frequency: 50.00 Hz 49.98 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 0.28 % 2.00 % PASS
Real Power: 0.120 W 0.083 W N/A 0.208 W N/A N/A
Apparent Power: 26.983 W 26.137 W N/A 27.881 W N/A N/A
Power Factor: 0.004 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 EN55032 & 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 0.222W 65.723% 0.045
4.929V 0.338W 115.08V
2 0.09A 0.443W 73.171% 0.079
4.927V 0.606W 115.08V
3 0.55A 2.7W 81.326% 0.319
4.91V 3.32W 115.08V
4 1A 4.893W 81.707% 0.424
4.893V 5.988W 115.08V
5 1.5A 7.312W 81.372% 0.482
4.875V 8.986W 115.08V
6 2.5A 12.091W 79.186% 0.533
4.837V 15.269W 115.07V
Test # 5VSB DC/AC (Watts) Efficiency PF/AC Volts
1 0.045A 0.222W 54.245% 0.017
4.928V 0.409W 230.17V
2 0.09A 0.444W 64.467% 0.028
4.926V 0.689W 230.17V
3 0.55A 2.7W 78.798% 0.13
4.909V 3.426W 230.15V
4 1A 4.893W 80.184% 0.211
4.892V 6.1W 230.15V
5 1.5A 7.31W 81.498% 0.277
4.872V 8.97W 230.14V
6 2.501A 12.088W 80.479% 0.361
4.834V 15.023W 230.14V

Protection Features

OCP (Normal @ 28.6°C)12V: 78.80A (127.10%), 11.991V
5V: 27.5A (137.50%), 4.949V
3.3V: 27.7A (138.50%), 3.22V
5VSB: 4A (160.00%), 4.773V
OCP (Hot @ 44.4°C)12V: 75.60A (121.94%), 12.010V
5V: 27.1A (135.50%), 4.949V
3.3V: 27.1A (135.50%), 3.223V
5VSB: 4A (160.00%), 4.768V
OPP (Normal @ 29.3°C)978.47W (130.46%)
OPP (Hot @ 43.0°C)950.00W (126.67%)
OTP✓ (100°C @ Heat Sink)
SCP12V to Earth: ✓
5V to Earth: ✓
3.3V to Earth: ✓
5VSB to Earth: ✓
-12V 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% 4.424A 2.007A 1.987A 1.008A 75.003 87.051% 1080 31.7 40.03°C 0.985
12.072V 4.984V 3.322V 4.96V 86.159 43.05°C 115.04V
20% 9.867A 3.013A 2.987A 1.211A 149.936 89.818% 1129 33 40.67°C 0.974
12.064V 4.979V 3.314V 4.955V 166.934 44.18°C 115.02V
30% 15.667A 3.518A 3.49A 1.415A 224.939 90.5% 1204 35.6 41.38°C 0.984
12.057V 4.975V 3.31V 4.947V 248.549 45.3°C 114.99V
40% 21.480A 4.023A 3.995A 1.62A 300.03 90.435% 1297 38 41.55°C 0.989
12.050V 4.972V 3.305V 4.939V 331.76 46.47°C 114.96V
50% 26.904A 5.034A 5.005A 1.824A 374.47 89.892% 1399 39.5 42.39°C 0.992
12.041V 4.967V 3.297V 4.934V 416.581 47.71°C 114.93V
60% 32.373A 6.046A 6.019A 2A 449.227 89.234% 1517 41.9 42.51°C 0.994
12.033V 4.963V 3.29V 4.929V 503.431 49.04°C 114.9V
70% 37.852A 7.061A 7.039A 2.234A 524.287 88.363% 1625 44.2 43.48°C 0.995
12.025V 4.958V 3.282V 4.923V 593.33 49.9°C 114.88V
80% 43.403A 8.075A 8.062A 2.336A 599.491 87.48% 1628 44.2 43.87°C 0.996
12.018V 4.953V 3.275V 4.922V 685.29 51.8°C 114.85V
90% 49.293A 8.585A 8.564A 2.44A 674.517 86.558% 1631 44.2 44.42°C 0.996
12.010V 4.95V 3.269V 4.918V 779.271 53.43°C 114.82V
100% 55.190A 9.097A 9.099A 2.544A 749.625 85.527% 1636 44.2 45.03°C 0.997
12.003V 4.946V 3.264V 4.914V 876.478 55.85°C 114.79V
110% 60.758A 10.117A 10.228A 2.542A 824.641 84.117% 1640 44.2 46.42°C 0.997
11.996V 4.942V 3.255V 4.917V 980.348 60.83°C 114.76V
CL1 0.116A 12.158A 12.143A 0A 101.291 81.814% 1500 41.4 40.01°C 0.973
12.065V 4.951V 3.269V 5.053V 123.806 46.74°C 115.03V
CL2 0.115A 20.277A 0A 0A 101.366 80.801% 1353 39.2 40.2°C 0.972
12.066V 4.931V 3.33V 5.104V 125.451 44.95°C 115.03V
CL3 0.114A 0A 20.413A 0A 67.379 75.959% 1321 38.5 41.93°C 0.984
12.064V 4.985V 3.233V 4.981V 88.704 46.25°C 115.04V
CL4 62.400A 0A 0A 0A 749.529 86.655% 1639 44.2 45.23°C 0.997
12.012V 4.975V 3.311V 4.967V 864.972 54.46°C 114.79V

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% 4.424A 2.007A 1.988A 1.008A 75.012 88.19% 1065 31.4 40.16°C 0.869
12.071V 4.984V 3.321V 4.96V 85.058 41.92°C 230.14V
20% 9.870A 3.013A 2.989A 1.211A 149.963 91.422% 1113 32.4 40.72°C 0.932
12.062V 4.979V 3.313V 4.955V 164.032 42.98°C 230.13V
30% 15.672A 3.518A 3.492A 1.415A 224.973 92.283% 1178 34.3 41.46°C 0.955
12.055V 4.976V 3.308V 4.947V 243.788 43.89°C 230.11V
40% 21.486A 4.022A 3.996A 1.619A 300.053 92.373% 1256 36.8 41.72°C 0.962
12.047V 4.974V 3.303V 4.941V 324.83 45.02°C 230.12V
50% 26.909A 5.031A 5.007A 1.823A 374.47 92.039% 1353 39.2 42.25°C 0.97
12.039V 4.97V 3.296V 4.936V 406.86 45.98°C 230.13V
60% 32.377A 6.043A 6.023A 2A 449.207 91.642% 1473 41.1 42.75°C 0.975
12.031V 4.966V 3.288V 4.932V 490.179 46.96°C 230.14V
70% 37.856A 7.057A 7.044A 2.233A 524.261 91.082% 1611 44 43.07°C 0.977
12.023V 4.961V 3.28V 4.926V 575.59 47.38°C 230.13V
80% 43.410A 8.07A 8.069A 2.335A 599.472 90.496% 1637 44.2 43.58°C 0.979
12.015V 4.956V 3.272V 4.925V 662.431 49.83°C 230.12V
90% 49.305A 8.58A 8.571A 2.438A 674.509 89.936% 1642 44.3 44.56°C 0.982
12.007V 4.953V 3.266V 4.921V 749.986 51.72°C 230.1V
100% 55.201A 9.09A 9.107A 2.542A 749.627 89.276% 1644 44.3 45.47°C 0.984
12.000V 4.95V 3.261V 4.918V 839.671 54.29°C 230.09V
110% 60.774A 10.109A 10.238A 2.54A 824.643 88.447% 1644 44.3 46.48°C 0.986
11.993V 4.945V 3.252V 4.921V 932.356 57.05°C 230.08V
CL1 0.116A 12.143A 12.149A 0A 101.29 83.354% 1500 41.4 41.23°C 0.911
12.064V 4.957V 3.268V 5.06V 121.518 46.24°C 230.2V
CL2 0.115A 20.234A 0A 0A 101.355 82.173% 1353 39.2 40.29°C 0.911
12.067V 4.94V 3.329V 5.117V 123.344 44.25°C 230.2V
CL3 0.114A 0A 20.443A 0A 67.378 76.994% 1281 37.3 41.91°C 0.874
12.063V 4.985V 3.228V 4.98V 87.508 44.52°C 230.21V
CL4 62.411A 0A 0A 0A 749.52 90.24% 1645 44.3 45.99°C 0.983
12.009V 4.975V 3.31V 4.966V 830.585 52.5°C 230.1V

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 1.230A 0.501A 0.496A 0.2A 19.997 71.807% 952 27.4 36°C 0.916
12.074V 4.99V 3.33V 4.986V 27.853 39.05°C 115.07V
40W 2.708A 0.702A 0.694A 0.301A 40 82.082% 986 28.5 37.37°C 0.955
12.074V 4.989V 3.329V 4.982V 48.73 40.46°C 115.05V
60W 4.186A 0.902A 0.893A 0.402A 60 85.771% 1016 29.5 38.09°C 0.971
12.072V 4.988V 3.327V 4.979V 69.952 41.28°C 115.05V
80W 5.659A 1.103A 1.091A 0.502A 79.945 87.777% 1054 31.1 39.65°C 0.982
12.071V 4.986V 3.326V 4.975V 91.08 42.6°C 115.04V

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 1.230A 0.501A 0.496A 0.2A 20 76.593% 0 <6.0 39.17°C 0.585
12.069V 4.989V 3.33V 4.985V 26.113 36.79°C 230.2V
40W 2.710A 0.702A 0.694A 0.301A 40.003 85.624% 0 <6.0 40.28°C 0.744
12.068V 4.988V 3.329V 4.982V 46.718 37.7°C 230.18V
60W 4.188A 0.902A 0.893A 0.402A 60.005 88.77% 0 <6.0 40.86°C 0.822
12.067V 4.987V 3.327V 4.978V 67.595 38.06°C 230.16V
80W 5.662A 1.103A 1.092A 0.503A 79.958 90.482% 0 <6.0 42.86°C 0.876
12.066V 4.987V 3.325V 4.975V 88.367 39.21°C 230.15V

The results above are not used in the certification process

Ripple Measurements

Test12V5V3.3V5VSBPass/Fail
10% Load17.79mV15.51mV16.03mV9.55mVPass
20% Load18.46mV14.73mV16.24mV10.32mVPass
30% Load18.67mV14.73mV16.29mV9.75mVPass
40% Load18.67mV14.89mV16.96mV9.96mVPass
50% Load20.78mV15.35mV19.19mV10.43mVPass
60% Load20.00mV15.76mV19.29mV10.89mVPass
70% Load21.60mV16.59mV28.70mV12.08mVPass
80% Load22.22mV17.46mV23.07mV12.70mVPass
90% Load22.79mV18.29mV22.75mV12.85mVPass
100% Load22.84mV18.05mV24.24mV12.54mVPass
110% Load23.28mV19.49mV24.01mV14.02mVPass
Crossload117.86mV16.48mV20.65mV10.61mVPass
Crossload219.85mV19.89mV15.77mV9.81mVPass
Crossload319.39mV14.27mV16.86mV9.09mVPass
Crossload422.85mV16.18mV17.53mV11.18mVPass

The results above are not used in the certification process

Test12V5V3.3V5VSBPass/Fail
10% Load18.30mV15.82mV16.70mV9.91mVPass
20% Load18.25mV15.25mV17.53mV9.50mVPass
30% Load19.08mV15.92mV17.74mV10.01mVPass
40% Load20.32mV16.17mV19.24mV10.79mVPass
50% Load19.80mV15.82mV18.82mV10.74mVPass
60% Load20.37mV16.43mV20.94mV10.89mVPass
70% Load20.93mV16.69mV22.14mV11.92mVPass
80% Load22.06mV17.36mV23.43mV12.39mVPass
90% Load22.68mV17.93mV24.51mV13.16mVPass
100% Load22.08mV17.55mV24.90mV12.55mVPass
110% Load23.42mV18.09mV25.32mV13.13mVPass
Crossload118.31mV16.37mV21.79mV10.16mVPass
Crossload219.49mV19.17mV17.84mV10.22mVPass
Crossload318.92mV14.89mV18.05mV10.43mVPass
Crossload422.69mV15.75mV18.13mV11.43mVPass

The results above are not used in the certification process

1st Player ACK 750W Gold

Top side
Power specifications label
Fan
PSU Inside
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
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