CYBENETICS LTD Syrou 6, Latsia, 2231, Nicosia Cyprus
Version:00
PCCooler YT850
Serial Number-
Lab IDPL85002871
Certification ID252871
  • Test Result Report ID: 25PS2871A
  • Certificate Issue Date: Jul 2, 2025
115V230V
Scheme: ETA-EMI PSU
115V230V
Scheme: LAMBDA PSU
Outside Validation Scope
Aristeidis Bitziopoulos, Certification Body General Manager

General Information

DUT Information

BrandPCCooler
Manufacturer (OEM)Andyson
SeriesΥΤ
Model NumberP5-YT850-P1F
Serial Number-
DUT Notes

DUT Specifications

Rated Voltage (Vrms)100-240
Rated Current (Arms)5-10
Rated Frequency (Hz)50-60
Rated Power (W)850
TypeATX12V
Dimensions (W x H x D)
Cooling135mm Fluid Dynamic Bearing Fan (HA13525Μ12F-Z)
Semi-Passive Operation✓ (selectable)
Cable DesignFully Modular

Power Specifications

Rail3.3V5V12V5VSB-12V
Max. PowerAmps202070.830.3
Watts110849.6153.6
Total Max. Power (W)850

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 In Cable Capacitors
ATX connector 20+4 pin (610mm) 1 1 18AWG No
4+4 pin EPS12V (650mm) 2 2 18AWG No
6+2 pin PCIe (600mm) 3 3 18AWG No
12+4 pin PCIe (650mm) (600W) 1 1 16-24AWG No
SATA (445mm+150mm+150mm) / 4-pin Molex (+150mm) 3 9 / 3 18AWG No
AC Power Cord (1380mm) - C13 coupler 1 1 18AWG -

Parts Description

General Data
Manufacturer (OEM) Andyson
PCB Type Double-Sided
Primary Side
Transient Filter 4x Y caps, 2x X caps, 2x CM chokes, 1x MOV
Inrush Protection NTC Thermistor SCK205R0 (5 ohm) & Relay
Bridge Rectifier(s)
2x GBU1006 (600V, 10A @ 100°C)
APFC MOSFETs
2x ChongQing PingWei PWE120N65SFMF (650V, 20A @ 100°C, Rds(on): 120mOhm)
APFC Boost Diode
Global Power Technology G4S06508AT (650V, 8A @ 153°C)
Bulk Cap(s)
2x Nippon Chemi-Con (420V, 390uF each or 780uF combined, 2000h @ 105°C, KMW)
Main Switchers
4x Way-On WML26N65F2 (650V, 10.5A @ 100°C, Rds(on): 0.21Ohm)

APFC Controller

Champion CM6500UNX
Resonant Controller
Champion CU6901VPA
Topology Primary side: APFC, Full-Bridge & LLC Resonant Converter
Secondary side: [12V] Synchronous Rectification & [Minor Rails] DC-DC converters
Secondary Side
+12V MOSFETs 8x Ping Wei PWC012N04ES (40V, 132A @ 100°C, Rds(on): 1.2mOhm)
5V & 3.3V DC-DC Converters: 6 x Way-On WMB050N03LG4 (30V, 41A @ 100°C, Rds(on): 5.4mOhm)
PWM Controller(s): ANPEC APW7159C
Filtering Capacitors

Electrolytic:
7x Rubycon (4-10,000h @105°C, YXS)
3x Rubycon (6-10,000h @105°C, ZLH)
2x Rubycon (4-10,000h @105°C, YXJ)
Nippon Chemi-Con (10,000h @105°C, LE)
Teapo (3,000h @105°C, SC)
Polymer: 
30x Polycap, 1x FPCAP
Supervisor IC Weltrend WT7518 (OVP, UVP, OCP, PG)
Fan Controller / Micro Controller Weltrend WT51F104
Fan Model Hong Hua HA13525H12F-Z (135mm, 12V, 0.50, Fluid Dynamic Bearing Fan)
5VSB Circuit
Rectifier (High Side)
PJ335M
Standby PWM Controller
Excelliance MOS EMB8569C

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)89.981%
Average Noise Output (>1450 Load Combinations)21.53dBA
Average PF (>1450 Load Combinations)0.982
Efficiency With 10W (≤500W) or 2% (>500W) Load73.765%
Standby Power Consumption0.0478W
12V Ripple (Full Load)15.83mV
5V Ripple (Full Load)13.55mV
3.3V Ripple (Full Load)15.77mV
5VSB Ripple (Full Load)21.44mV
12V Load Regulation0.79%
5V Load Regulation0.30%
3.3V Load Regulation0.47%
5VSB Load Regulation3.29%
Inrush Current34.110A
Efficiency RatingPLATINUM
Noise RatingA
Average Efficiency (>1450 load combinations)91.590%
Average Noise Output (>1450 Load Combinations)21.00dBA
Average PF (>1450 Load Combinations)0.941
Efficiency With 10W (≤500W) or 2% (>500W) Load72.532%
Standby Power Consumption0.1269W
12V Ripple (Full Load)24.17mV
5V Ripple (Full Load)21.01mV
3.3V Ripple (Full Load)20.34mV
5VSB Ripple (Full Load)27.35mV
12V Load Regulation0.81%
5V Load Regulation0.30%
3.3V Load Regulation0.44%
5VSB Load Regulation3.33%
Inrush Current65.400A
12V Transient Response (200%)11.54V
5V Transient Response (200%)5.009V
3.3V Transient Response (200%)3.322V
5VSB Transient Response (200%)4.921V
Hold-Up Time & Power Ok Signal25.20ms
AC Loss to PWR_OK Hold Up Time19.90ms
PWR_OK Inactive to DC Loss Delay5.30ms
PSU Timings: T1 (20% / 100%)103.0ms104.0ms
PSU Timings: T3 (20% / 100%)121.0ms125.0ms
12V OCP (27.6°C / 44.0°C)100.20A (141.53%), 12.104V99.40A (140.40%), 12.104V
5V OCP (27.6°C / 44.0°C)30A (150.00%), 5.057V30A (150.00%), 5.061V
3.3V OCP (27.6°C / 44.0°C)29A (145.00%), 3.385V29A (145.00%), 3.391V
5VSB OCP (27.6°C / 44.0°C)6.5A (216.67%), 4.878V6.4A (213.33%), 4.878V
OPP (28.12°C / 42.79°C)148.36%129.88%

Hold-Up Time & Power Ok Signal

Hold-Up Time (ms)25.2
AC Loss to PWR_OK Hold Up Time (ms)19.9
PWR_OK Inactive to DC Loss Delay (ms)5.3

Vampire Power

Tables

Detailed Results
Average Min Limit Min Max Limit Max Result
Mains Voltage RMS: 115.08 V 115.03 V 113.85 V 115.14 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 0.21 % 2.00 % PASS
Real Power: 0.048 W -0.001 W N/A 0.092 W N/A N/A
Apparent Power: 10.691 W 10.287 W N/A 11.167 W N/A N/A
Power Factor: 0.005 N/A N/A N/A N/A N/A
Detailed Results
Average Min Limit Min Max Limit Max Result
Mains Voltage RMS: 231.02 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 0.28 % 2.00 % PASS
Real Power: 0.127 W 0.080 W N/A 0.186 W N/A N/A
Apparent Power: 34.855 W 34.229 W N/A 35.467 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 0.229W 60.384% 0.038
5.096V 0.379W 114.94V
2 0.09A 0.459W 73.573% 0.063
5.094V 0.625W 114.95V
3 0.55A 2.794W 81.793% 0.265
5.079V 3.416W 114.94V
4 1A 5.065W 81.782% 0.363
5.064V 6.194W 114.94V
5 1.5A 7.573W 82.169% 0.413
5.047V 9.216W 114.94V
6 3A 14.993W 79.273% 0.484
4.997V 18.913W 114.93V
Test # 5VSB DC/AC (Watts) Efficiency PF/AC Volts
1 0.045A 0.229W 50.838% 0.014
5.096V 0.451W 230.03V
2 0.09A 0.459W 64.632% 0.022
5.095V 0.711W 230.07V
3 0.55A 2.794W 78.978% 0.103
5.079V 3.537W 230.06V
4 1A 5.065W 81.454% 0.168
5.064V 6.219W 230.06V
5 1.5A 7.573W 81.403% 0.227
5.047V 9.302W 230.04V
6 3.001A 14.995W 81.332% 0.331
4.998V 18.439W 230.03V

Protection Features

OCP (Normal @ 27.6°C)12V: 100.20A (141.53%), 12.104V
5V: 30A (150.00%), 5.057V
3.3V: 29A (145.00%), 3.385V
5VSB: 6.5A (216.67%), 4.878V
OCP (Hot @ 44.0°C)12V: 99.40A (140.40%), 12.104V
5V: 30A (150.00%), 5.061V
3.3V: 29A (145.00%), 3.391V
5VSB: 6.4A (213.33%), 4.878V
OPP (Normal @ 28.1°C)1261.07W (148.36%)
OPP (Hot @ 42.8°C)1103.97W (129.88%)
OTP✓ (144°C @ Heat Sink)
SCP
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% 5.226A 1.964A 1.94A 0.989A 85.008 85.082% 0 <6.0 48.75°C 0.968
12.132V 5.093V 3.403V 5.057V 99.913 40.01°C 114.91V
20% 11.466A 2.947A 2.911A 1.19A 169.982 90.411% 0 <6.0 49.9°C 0.981
12.129V 5.092V 3.401V 5.043V 188.008 40.57°C 114.89V
30% 18.085A 3.438A 3.397A 1.392A 254.997 91.901% 0 <6.0 50.78°C 0.986
12.105V 5.092V 3.4V 5.03V 277.467 41.05°C 114.87V
40% 24.695A 3.929A 3.883A 1.595A 340.095 92.076% 0 <6.0 56.23°C 0.986
12.102V 5.092V 3.4V 5.017V 369.361 41.85°C 114.84V
50% 30.957A 4.911A 4.855A 1.799A 425.122 91.822% 0 <6.0 57.21°C 0.987
12.101V 5.092V 3.399V 5.003V 462.982 42.23°C 114.82V
60% 37.188A 5.9A 5.833A 2.001A 509.644 91.282% 873 25.7 42.68°C 0.986
12.097V 5.087V 3.395V 4.989V 558.318 64.8°C 114.8V
70% 43.491A 6.889A 6.812A 2.212A 594.993 90.826% 872 25.7 43.09°C 0.986
12.092V 5.083V 3.392V 4.975V 655.087 65.59°C 114.78V
80% 49.791A 7.874A 7.788A 2.317A 679.82 90.331% 868 25.6 43.6°C 0.987
12.089V 5.08V 3.39V 4.965V 752.593 68.33°C 114.75V
90% 56.479A 8.368A 8.262A 2.423A 765.253 89.733% 863 25.4 44.04°C 0.988
12.088V 5.08V 3.389V 4.954V 852.809 72.35°C 114.72V
100% 62.915A 8.861A 8.767A 3.045A 850.036 88.965% 1448 40.2 45.82°C 0.989
12.085V 5.079V 3.388V 4.927V 955.473 70.23°C 114.7V
110% 69.223A 9.852A 9.84A 3.05A 934.628 88.33% 1450 40.2 46.58°C 0.989
12.082V 5.076V 3.384V 4.919V 1058.114 72.14°C 114.66V
CL1 0.116A 13.02A 12.857A 0A 111.312 82.778% 874 25.7 41.43°C 0.977
12.145V 5.085V 3.399V 5.078V 134.473 58.68°C 114.9V
CL2 0.115A 19.707A 0A 0A 101.403 80.714% 1453 40.3 40.03°C 0.974
12.139V 5.074V 3.405V 5.084V 125.631 50.91°C 114.9V
CL3 0.115A 0A 19.455A 0A 67.396 74.435% 1452 40.3 39.76°C 0.963
12.133V 5.096V 3.392V 5.082V 90.542 47.9°C 114.91V
CL4 70.354A 0A 0A 0.001A 849.882 89.586% 1445 40.1 45.21°C 0.988
12.080V 5.088V 3.393V 5.041V 948.676 65.25°C 114.69V

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% 5.226A 1.965A 1.94A 0.989A 85.009 85.791% 0 <6.0 49.12°C 0.802
12.131V 5.092V 3.402V 5.057V 99.089 40.43°C 230.02V
20% 11.468A 2.947A 2.912A 1.19A 169.982 91.439% 0 <6.0 48.53°C 0.906
12.127V 5.091V 3.4V 5.044V 185.894 40.78°C 230.03V
30% 18.083A 3.437A 3.396A 1.392A 255.001 93.064% 0 <6.0 50.54°C 0.94
12.107V 5.093V 3.402V 5.03V 273.987 41.18°C 230.03V
40% 24.703A 3.93A 3.884A 1.595A 340.086 93.564% 0 <6.0 50.7°C 0.956
12.099V 5.09V 3.399V 5.017V 363.475 41.98°C 230.02V
50% 30.960A 4.912A 4.856A 1.799A 425.088 93.444% 0 <6.0 51.58°C 0.964
12.098V 5.091V 3.398V 5.003V 454.908 42.09°C 230.01V
60% 37.188A 5.899A 5.832A 2.001A 509.595 93.088% 872 25.7 42.68°C 0.969
12.095V 5.087V 3.395V 4.989V 547.435 59.08°C 230.01V
70% 43.491A 6.888A 6.812A 2.211A 594.938 92.801% 870 25.6 43.15°C 0.972
12.091V 5.083V 3.392V 4.975V 641.093 58.99°C 230V
80% 49.789A 7.873A 7.787A 2.317A 679.763 92.491% 865 25.5 43.75°C 0.975
12.088V 5.081V 3.39V 4.965V 734.957 61.37°C 229.99V
90% 56.477A 8.367A 8.261A 2.422A 765.208 92.119% 860 25.3 44.01°C 0.976
12.088V 5.08V 3.389V 4.954V 830.672 64.24°C 229.98V
100% 62.908A 8.862A 8.769A 3.045A 850.026 91.586% 1447 40.1 45.39°C 0.978
12.086V 5.078V 3.387V 4.926V 928.115 61.63°C 229.96V
110% 69.207A 9.85A 9.838A 3.05A 934.598 91.126% 1446 40.1 46.13°C 0.979
12.085V 5.076V 3.385V 4.919V 1025.606 63.52°C 229.95V
CL1 0.116A 13.019A 12.856A 0A 111.308 83.589% 873 25.7 40.38°C 0.859
12.145V 5.085V 3.399V 5.078V 133.161 54.37°C 230.05V
CL2 0.115A 19.718A 0A 0A 101.397 81.459% 1452 40.3 40.21°C 0.846
12.134V 5.072V 3.403V 5.084V 124.471 47.26°C 230.07V
CL3 0.115A 0A 19.457A 0A 67.39 74.867% 1452 40.3 40.17°C 0.778
12.131V 5.095V 3.392V 5.082V 90.017 46.47°C 230.07V
CL4 70.376A 0A 0A 0.001A 849.743 92.244% 1442 39.9 45.21°C 0.978
12.075V 5.087V 3.392V 5.041V 921.193 57.6°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 1.234A 0.491A 0.485A 0.196A 20.009 75.594% 0 <6.0 43.52°C 0.782
12.037V 5.091V 3.402V 5.089V 26.47 36.6°C 114.94V
40W 2.716A 0.688A 0.679A 0.295A 40.006 82.505% 0 <6.0 46.11°C 0.909
12.040V 5.091V 3.402V 5.085V 48.488 37.27°C 114.93V
60W 4.166A 0.884A 0.873A 0.394A 60.005 81.929% 0 <6.0 47.01°C 0.951
12.129V 5.092V 3.403V 5.08V 73.242 38.46°C 114.92V
80W 5.634A 1.08A 1.067A 0.493A 79.975 85.121% 0 <6.0 48.07°C 0.965
12.131V 5.094V 3.404V 5.075V 93.954 39.27°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 1.234A 0.491A 0.485A 0.196A 20.007 75.749% 0 <6.0 41.62°C 0.425
12.033V 5.09V 3.401V 5.09V 26.424 36.98°C 230.04V
40W 2.716A 0.688A 0.679A 0.295A 40.006 82.857% 0 <6.0 44.98°C 0.594
12.037V 5.09V 3.401V 5.085V 48.282 37.78°C 230.04V
60W 4.167A 0.884A 0.873A 0.394A 60.008 82.552% 0 <6.0 45.78°C 0.718
12.127V 5.091V 3.402V 5.08V 72.69 38.63°C 230.01V
80W 5.636A 1.081A 1.067A 0.493A 79.986 85.669% 0 <6.0 46°C 0.787
12.128V 5.091V 3.402V 5.075V 93.364 39.12°C 230V

The results above are not used in the certification process

Ripple Measurements

Test12V5V3.3V5VSBPass/Fail
10% Load14.25mV14.59mV10.48mV19.87mVPass
20% Load16.18mV15.31mV11.65mV20.89mVPass
30% Load17.30mV16.78mV13.07mV22.31mVPass
40% Load17.00mV19.94mV16.12mV22.62mVPass
50% Load16.84mV18.41mV13.93mV23.64mVPass
60% Load12.98mV10.30mV8.85mV16.30mVPass
70% Load13.33mV11.43mV9.41mV17.01mVPass
80% Load13.28mV11.53mV13.43mV19.36mVPass
90% Load13.79mV11.07mV14.60mV18.85mVPass
100% Load15.83mV13.55mV15.77mV21.44mVPass
110% Load18.22mV13.42mV16.81mV21.02mVPass
Crossload112.05mV10.14mV11.90mV12.80mVPass
Crossload211.30mV8.93mV6.26mV10.29mVPass
Crossload39.26mV8.82mV13.43mV10.70mVPass
Crossload416.79mV11.72mV11.62mV15.83mVPass

The results above are not used in the certification process

Test12V5V3.3V5VSBPass/Fail
10% Load13.84mV14.23mV9.81mV19.61mVPass
20% Load14.80mV14.90mV11.09mV20.58mVPass
30% Load15.21mV15.00mV11.44mV19.82mVPass
40% Load16.39mV19.59mV14.85mV22.62mVPass
50% Load17.71mV18.46mV14.34mV22.77mVPass
60% Load18.62mV18.16mV14.70mV23.39mVPass
70% Load19.44mV18.87mV15.51mV23.54mVPass
80% Load19.33mV19.64mV18.11mV25.06mVPass
90% Load19.44mV19.74mV18.92mV25.22mVPass
100% Load24.17mV21.01mV20.34mV27.35mVPass
110% Load23.70mV22.00mV21.45mV27.87mVPass
Crossload116.26mV15.45mV15.58mV17.52mVPass
Crossload216.08mV15.20mV11.14mV17.17mVPass
Crossload314.25mV14.94mV15.67mV16.51mVPass
Crossload421.67mV20.51mV17.68mV22.97mVPass

The results above are not used in the certification process

PCCooler YT850

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
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