CYBENETICS LTD Syrou 6, Latsia, 2231, Nicosia Cyprus
Version:00
UNYKA Atilius 750W
Serial Number-
Lab IDUN75003169
Certification ID263169
  • Test Result Report ID: 26PS3169A
  • Certificate Issue Date: Feb 6, 2026
115V230V
Scheme: ETA-EMI PSU
115V230V
Scheme: LAMBDA PSU
Outside Validation Scope
Aristeidis Bitziopoulos, Certification Body General Manager

General Information

DUT Information

BrandUNYKA
Manufacturer (OEM)HKC
SeriesAtilius
Model NumberUK213750
Serial Number-
DUT Notes

DUT Specifications

Rated Voltage (Vrms)100-240
Rated Current (Arms)5-10
Rated Frequency (Hz)50-60
Rated Power (W)750
TypeATX12V
Dimensions (W x H x D)150 x 85 x 160mm
Cooling140mm Hydraulic Bearing Fan (HA1425M12F-Z)
Semi-Passive Operation✗
Cable DesignFully Modular

Power Specifications

Rail3.3V5V12V5VSB-12V
Max. PowerAmps151562.530.3
Watts100750153.6
Total Max. Power (W)750

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

Cables and Connectors(Non-accredited measurements)

Modular Cables
Description Cable Count Connector Count (Total) Gauge Cable Type
ATX connector 20+4 pin (500mm) 1 1 18AWG Tinned Copper
4+4 pin EPS12V (700mm) 2 2 18AWG Tinned Copper
6+2 pin PCIe (550mm) 2 2 18AWG Tinned Copper
12+4 pin PCIe (600mm) (600W) 1 1 16-26AWG Tinned Copper
SATA (450mm+150mm) / 4-pin Molex (+150mm+150mm) 2 4 / 4 18AWG Copper

Parts Description

General Data
Manufacturer (OEM) HKC (Platform: ATX-23B)
PCB Type Double Sided
Primary Side
Transient Filter 4x Y caps, 2x X caps, 2x CM chokes, 1x MOV
Inrush Protection 1x NTC Thermistor MF72 2.5D-15 (10 Ohm @ 25°C) & Relay
Bridge Rectifier(s)
2x GBU1506 (600V, 15A @ 125°C)
APFC MOSFETs
2x SUPER-SEMI 60R140FR (600V, 15.8A @ 100°C, Rds(on): 140mOhm)
APFC Boost Diode
1x 1D08065F (650V, 8A @ 25°C)
Bulk Cap(s)
2x Tochincon (420V, 390uF + 330uF, 2,000h @ 105°C, LCW)
Main Switchers
2x SUPER-SEMI 60R140FR (600V, 15.8A @ 100°C, Rds(on): 140mOhm)
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 6x SPTJ04R1D2HA
5V & 3.3V DC-DC Converters: 4x PTJ04N03LA
PWM Controller(s): 2x Anpec APW7164
Filtering Capacitors

Electrolytic:
7x Toshincon (@ 105°C, UCE),
Polymer:
21x
Supervisor IC IN1S315I
Micro Controller / Fan Controller LM358
Fan Model Hong Hua HA1425M12F-Z (140mm, 12V, 0.36A, Hydraulic Dynamic Bearing Fan)
5VSB/12VSB Circuit
Rectifier
Standby PWM Controller PN8141

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 RatingStandard+
Average Efficiency (>1450 load combinations)89.753%
Average Noise Output (>1450 Load Combinations)39.62dBA
Average PF (>1450 Load Combinations)0.984
Efficiency With 10W (≤500W) or 2% (>500W) Load63.711%
Standby Power Consumption0.0834W
12V Ripple (Full Load)48.53mV
5V Ripple (Full Load)26.99mV
3.3V Ripple (Full Load)28.83mV
5VSB Ripple (Full Load)21.97mV
12V Load Regulation0.64%
5V Load Regulation1.39%
3.3V Load Regulation2.54%
5VSB Load Regulation3.99%
Inrush Current49.780A
Efficiency RatingPLATINUM
Noise RatingStandard+
Average Efficiency (>1450 load combinations)91.536%
Average Noise Output (>1450 Load Combinations)38.80dBA
Average PF (>1450 Load Combinations)0.936
Efficiency With 10W (≤500W) or 2% (>500W) Load70.715%
Standby Power Consumption0.1647W
12V Ripple (Full Load)48.44mV
5V Ripple (Full Load)27.86mV
3.3V Ripple (Full Load)29.33mV
5VSB Ripple (Full Load)22.86mV
12V Load Regulation0.65%
5V Load Regulation1.31%
3.3V Load Regulation2.57%
5VSB Load Regulation3.99%
Inrush Current80.910A
12V Transient Response (200%)11.67V
5V Transient Response (200%)4.960V
3.3V Transient Response (200%)3.181V
5VSB Transient Response (200%)4.962V
Hold-Up Time & Power Ok Signal32.40ms
AC Loss to PWR_OK Hold Up Time26.60ms
PWR_OK Inactive to DC Loss Delay5.80ms
PSU Timings: T1 (20% / 100%)77.0ms76.0ms
PSU Timings: T3 (20% / 100%)122.0ms123.0ms
12V OCP (26.1°C / 43.5°C)92.80A (148.48%), 12.097V84.00A (134.40%), 12.117V
5V OCP (26.1°C / 43.5°C)31.2A (208.00%), 5.117V30.2A (201.33%), 5.125V
3.3V OCP (26.1°C / 43.5°C)33A (220.00%), 3.288V32A (213.33%), 3.291V
5VSB OCP (26.1°C / 43.5°C)5A (166.67%), 4.94V4.7A (156.67%), 4.947V
OPP (30.06°C / 42.06°C)147.29%135.34%

Hold-Up Time & Power Ok Signal

Hold-Up Time (ms)32.4
AC Loss to PWR_OK Hold Up Time (ms)26.6
PWR_OK Inactive to DC Loss Delay (ms)5.8

Vampire Power

Tables

Detailed Results
Average Min Limit Min Max Limit Max Result
Mains Voltage RMS: 115.05 V 115.04 V 113.85 V 115.07 V 116.15 V PASS
Mains Frequency: 60.00 Hz 60.00 Hz 59.40 Hz 60.01 Hz 60.60 Hz PASS
Mains Voltage CF: 1.416 1.415 1.340 1.416 1.490 PASS
Mains Voltage THD: 0.13 % 0.11 % N/A 0.15 % 2.00 % PASS
Real Power: 0.083 W 0.058 W N/A 0.116 W N/A N/A
Apparent Power: 9.924 W 9.905 W N/A 9.944 W N/A N/A
Power Factor: 0.008 N/A N/A N/A N/A N/A
Detailed Results
Average Min Limit Min Max Limit Max Result
Mains Voltage RMS: 229.99 V 229.89 V 227.70 V 230.09 V 232.30 V PASS
Mains Frequency: 50.00 Hz 50.00 Hz 49.50 Hz 50.00 Hz 50.50 Hz PASS
Mains Voltage CF: 1.432 1.431 1.340 1.433 1.490 PASS
Mains Voltage THD: 0.04 % 0.03 % N/A 0.10 % 2.00 % PASS
Real Power: 0.165 W 0.117 W N/A 0.252 W N/A N/A
Apparent Power: 31.587 W 31.535 W N/A 33.565 W N/A N/A
Power Factor: 0.005 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 0.231W 49.723% 0.028
5.137V 0.266W 115.04V
2 0.09A 0.462W 72.951% 0.064
5.136V 0.633W 115.04V
3 0.55A 2.814W 84.854% 0.226
5.117V 3.316W 115.04V
4 1A 5.098W 84.916% 0.288
5.098V 6.003W 115.04V
5 1.5A 7.617W 84.749% 0.32
5.078V 8.988W 115.04V
6 3A 15.048W 80.502% 0.362
5.016V 18.69W 115.03V
Test # 5VSB DC/AC (Watts) Efficiency PF/AC Volts
1 0.045A 0.231W 50.324% 0.015
5.138V 0.46W 229.99V
2 0.09A 0.462W 62.796% 0.023
5.136V 0.736W 229.99V
3 0.55A 2.814W 81.77% 0.1
5.117V 3.443W 229.99V
4 1A 5.098W 83.767% 0.155
5.098V 6.084W 229.99V
5 1.5A 7.617W 84.314% 0.198
5.078V 9.033W 229.99V
6 3A 15.048W 81.857% 0.268
5.017V 18.382W 230V

Protection Features

OCP (Normal @ 26.1°C)12V: 92.80A (148.48%), 12.097V
5V: 31.2A (208.00%), 5.117V
3.3V: 33A (220.00%), 3.288V
5VSB: 5A (166.67%), 4.94V
OCP (Hot @ 43.5°C)12V: 84.00A (134.40%), 12.117V
5V: 30.2A (201.33%), 5.125V
3.3V: 32A (213.33%), 3.291V
5VSB: 4.7A (156.67%), 4.947V
OPP (Normal @ 30.1°C)1104.70W (147.29%)
OPP (Hot @ 42.1°C)1015.03W (135.34%)
OTP✓ (98°C @ 12V Heatsink)
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% 4.388A 1.957A 1.979A 0.982A 75.005 84.729% 1201 38.8 40.07°C 0.951
12.170V 5.111V 3.336V 5.094V 88.522 42.84°C 115.02V
20% 9.790A 2.939A 2.976A 1.182A 149.948 89.48% 1238 39.5 40.71°C 0.973
12.161V 5.104V 3.327V 5.077V 167.577 43.44°C 114.99V
30% 15.544A 3.434A 3.48A 1.383A 224.953 90.973% 1295 40.4 41.46°C 0.982
12.152V 5.097V 3.319V 5.06V 247.278 44.55°C 114.96V
40% 21.315A 3.93A 3.987A 1.586A 300.047 91.49% 1328 40.9 41.56°C 0.988
12.144V 5.089V 3.311V 5.044V 327.959 44.48°C 114.93V
50% 26.698A 4.92A 4.997A 1.791A 374.48 91.429% 1406 42.1 42.49°C 0.991
12.135V 5.082V 3.302V 5.026V 409.584 46.58°C 114.91V
60% 32.129A 5.913A 6.013A 1.997A 449.413 91.178% 1455 43 42.6°C 0.992
12.126V 5.074V 3.293V 5.009V 492.891 46.43°C 114.88V
70% 37.558A 6.91A 7.036A 2.204A 524.337 90.364% 1587 44.8 43.12°C 0.994
12.120V 5.066V 3.284V 4.991V 580.251 48.12°C 114.85V
80% 43.067A 7.907A 8.063A 2.311A 599.524 89.829% 1648 45.7 43.9°C 0.995
12.112V 5.058V 3.275V 4.976V 667.413 48.97°C 114.82V
90% 48.917A 8.414A 8.572A 2.418A 674.543 89.282% 1704 46.6 44.3°C 0.995
12.104V 5.05V 3.266V 4.963V 755.515 49.68°C 114.8V
100% 54.573A 8.921A 9.117A 3.045A 749.769 88.569% 1800 47.6 45.81°C 0.996
12.095V 5.043V 3.258V 4.927V 846.538 52.62°C 114.77V
110% 60.106A 9.928A 10.252A 3.051A 824.795 87.796% 1858 48.3 46.72°C 0.996
12.087V 5.035V 3.248V 4.916V 939.44 53.96°C 114.74V
CL1 0.114A 11.799A 11.995A 0A 101.281 83.579% 1259 39.8 40.21°C 0.97
12.163V 5.101V 3.31V 5.116V 121.19 42.5°C 115V
CL2 0.114A 14.653A 0A 0A 76.374 81.692% 1273 39.9 41.08°C 0.956
12.171V 5.117V 3.33V 5.127V 93.491 43.41°C 115.01V
CL3 0.114A 0A 14.912A 0A 50.893 76.506% 1289 40.3 41.02°C 0.925
12.171V 5.105V 3.32V 5.126V 66.522 43.23°C 115.02V
CL4 61.975A 0A 0A 0.001A 749.576 89.527% 1709 46.7 45.85°C 0.996
12.095V 5.059V 3.283V 5.067V 837.264 51.56°C 114.77V

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% 4.388A 1.956A 1.978A 0.982A 75.002 86.402% 1174 38.3 40.15°C 0.749
12.168V 5.111V 3.336V 5.093V 86.806 42.06°C 229.98V
20% 9.789A 2.938A 2.976A 1.182A 149.941 90.94% 1234 39.5 40.63°C 0.886
12.161V 5.106V 3.327V 5.076V 164.877 42.42°C 229.97V
30% 15.545A 3.432A 3.48A 1.384A 224.945 92.426% 1250 39.7 41.41°C 0.932
12.151V 5.099V 3.319V 5.06V 243.374 43.57°C 229.96V
40% 21.318A 3.928A 3.987A 1.586A 300.038 93.02% 1299 40.5 41.98°C 0.953
12.142V 5.091V 3.311V 5.043V 322.552 43.39°C 229.94V
50% 26.697A 4.916A 4.997A 1.791A 374.463 93.071% 1400 42.1 42.36°C 0.963
12.134V 5.086V 3.303V 5.026V 402.342 45.74°C 229.93V
60% 32.130A 5.908A 6.013A 1.997A 449.395 92.989% 1458 43 42.59°C 0.971
12.126V 5.078V 3.293V 5.008V 483.275 46.02°C 229.92V
70% 37.571A 6.903A 7.034A 2.205A 524.324 92.766% 1532 44 43.45°C 0.976
12.117V 5.071V 3.284V 4.99V 565.211 47.62°C 229.91V
80% 43.071A 7.898A 8.062A 2.311A 599.515 91.998% 1642 45.7 43.52°C 0.98
12.111V 5.063V 3.275V 4.976V 651.666 47.93°C 229.89V
90% 48.920A 8.404A 8.572A 2.419A 674.535 91.689% 1712 46.7 44.59°C 0.982
12.102V 5.056V 3.266V 4.962V 735.678 49.3°C 229.88V
100% 54.580A 8.912A 9.117A 3.045A 749.763 91.253% 1781 47.4 45.25°C 0.984
12.094V 5.049V 3.258V 4.927V 821.636 50.41°C 229.86V
110% 60.115A 9.917A 10.252A 3.052A 824.791 90.8% 1850 48.3 46.18°C 0.986
12.085V 5.041V 3.248V 4.916V 908.354 52.05°C 229.85V
CL1 0.115A 11.786A 11.993A 0A 101.296 84.318% 1438 42.8 41.16°C 0.831
12.173V 5.107V 3.31V 5.117V 120.135 45.55°C 229.98V
CL2 0.115A 14.643A 0A 0A 76.381 83.031% 1327 40.9 41.19°C 0.765
12.174V 5.121V 3.33V 5.127V 91.992 43.81°C 229.98V
CL3 0.114A 0A 14.912A 0A 50.896 77.65% 1304 40.6 40.17°C 0.667
12.172V 5.105V 3.32V 5.126V 65.545 42.34°C 229.99V
CL4 61.986A 0A 0A 0.001A 749.584 92.163% 1674 46.2 45.62°C 0.984
12.092V 5.057V 3.283V 5.066V 813.328 49.69°C 229.86V

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 1.220A 0.489A 0.494A 0.195A 20.003 67.784% 1051 35.9 36.82°C 0.774
12.171V 5.113V 3.343V 5.132V 29.509 38.92°C 115.03V
40W 2.686A 0.684A 0.691A 0.293A 40.001 79.052% 1124 37.3 37.62°C 0.891
12.172V 5.114V 3.342V 5.126V 50.6 40.77°C 115.02V
60W 4.152A 0.88A 0.889A 0.391A 60.001 83.7% 1149 37.8 38.5°C 0.936
12.171V 5.113V 3.34V 5.12V 71.683 41.14°C 115.02V
80W 5.614A 1.076A 1.088A 0.489A 79.95 85.955% 1158 38 39.01°C 0.955
12.169V 5.111V 3.337V 5.114V 93.016 41.58°C 115.01V

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 1.220A 0.489A 0.493A 0.195A 19.994 71.079% 1075 36.5 36.95°C 0.439
12.173V 5.116V 3.344V 5.132V 28.954 39.42°C 229.99V
40W 2.686A 0.684A 0.691A 0.293A 39.995 80.009% 1096 36.8 37.16°C 0.581
12.172V 5.115V 3.342V 5.126V 49.988 38.78°C 229.99V
60W 4.152A 0.88A 0.889A 0.391A 59.995 84.955% 1112 37.2 38.68°C 0.689
12.170V 5.113V 3.34V 5.12V 70.619 39.87°C 229.98V
80W 5.614A 1.076A 1.087A 0.489A 79.941 87.516% 1141 37.6 39.15°C 0.762
12.168V 5.112V 3.338V 5.114V 91.343 40.87°C 229.98V

The results above are not used in the certification process

Ripple Measurements

Test12V5V3.3V5VSBPass/Fail
10% Load22.77mV22.28mV21.23mV16.78mVPass
20% Load27.63mV22.63mV21.84mV16.68mVPass
30% Load30.34mV23.70mV21.95mV18.77mVPass
40% Load32.18mV25.19mV22.30mV19.08mVPass
50% Load36.63mV24.37mV23.73mV20.21mVPass
60% Load41.13mV24.88mV25.06mV20.62mVPass
70% Load40.52mV26.62mV27.27mV21.53mVPass
80% Load44.51mV28.56mV28.75mV21.23mVPass
90% Load47.83mV29.37mV29.57mV22.86mVPass
100% Load48.53mV26.99mV28.83mV21.97mVPass
110% Load52.44mV30.22mV30.40mV23.00mVPass
Crossload129.27mV26.25mV24.42mV18.39mVPass
Crossload227.88mV27.03mV26.04mV18.77mVPass
Crossload325.17mV25.95mV22.10mV20.05mVPass
Crossload444.66mV25.28mV26.78mV24.81mVPass

The results above are not used in the certification process

Test12V5V3.3V5VSBPass/Fail
10% Load23.28mV22.32mV21.08mV17.70mVPass
20% Load27.88mV22.12mV21.23mV17.75mVPass
30% Load29.21mV22.38mV21.74mV17.90mVPass
40% Load32.90mV23.50mV22.82mV19.13mVPass
50% Load36.53mV24.93mV23.89mV18.98mVPass
60% Load40.82mV26.11mV25.37mV20.10mVPass
70% Load43.74mV26.31mV27.01mV21.28mVPass
80% Load42.77mV27.13mV27.57mV21.79mVPass
90% Load47.27mV29.07mV29.26mV22.97mVPass
100% Load48.44mV27.86mV29.33mV22.86mVPass
110% Load53.92mV30.53mV30.07mV24.62mVPass
Crossload130.96mV25.67mV25.08mV20.91mVPass
Crossload230.23mV25.80mV25.47mV21.28mVPass
Crossload324.97mV26.46mV23.07mV22.81mVPass
Crossload446.62mV25.38mV26.90mV25.15mVPass

The results above are not used in the certification process

UNYKA Atilius 750W

Top side
Power specifications label
Fan
PSU Internals
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