CYBENETICS LTD Syrou 6, Latsia, 2231, Nicosia Cyprus
Version:00
ASRock Phantom Gaming PG-850PSF
Serial NumberS5331030008
Lab IDAR85003141
Certification ID263141
  • Test Result Report ID: 26PS3141A
  • Certificate Issue Date: Feb 9, 2026
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
BrandASRock
ModelPhantom Gaming PG-850PSF
OEM/ODMFSP
Serial NumberS5331030008
Product Specifications
Manufacturer-Provided Information
Rated Voltage (Vrms)100-240
Rated Current (Arms)5.5-11
Rated Frequency (Hz)50-60
Rated Power (W)850
Operating Temperature (Continuous Full Load) (°C)0 - 50
TypeSFX
Cable DesignFully Modular
Warranty10 years
Cybenetics Measurements
Dimensions (W x H x D)125 x 63.5 x 100mm
Weight1.02 kg (2.25 lb)
Cooling92mm Fluid Dynamic Bearing Fan (PLA09215S12H)
Semi-Passive Operation✓
Cybenetics Testing Information
Lab IDAR85003141
Date of receiptJan 15, 2026
Testing DateFeb 7, 2026
Report Issued DateFeb 9, 2026
Engineer NameGeorgios Theodoros Sarimpalas
Authorized By the Laboratory Technical ManagerAristeidis Bitziopoulos
Signature

Cables and Connectors(Non-accredited measurements)

Modular Cables
Description Cable Count Connector Count (Total) Gauge Cable Type
ATX connector 24 pin (300mm) 1 1 16-22AWG Tinned Copper
4+4 pin EPS12V (400mm) 2 2 16AWG Tinned Copper
6+2 pin PCIe (400mm) 2 2 16-18AWG Tinned Copper
12+4 pin PCIe (400mm) (600W) 1 1 16-24AWG Tinned Copper
SATA (445mm+115mm+115mm+100mm) 1 4 18AWG Tinned Copper
4-pin Molex (445mm+115mm+115mm+100mm) 1 4 18AWG Tinned Copper

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. PowerAmps202070.930.3
Watts120850153.6
Total Max. Power (W)850

Parts Description

General Data
Manufacturer (OEM) FSP
PCB Type Double-Sided
Primary Side
Transient Filter 4x Y caps, 2x X caps, 2x CM chokes, 1x MOV
Inrush Protection NTC Thermistor SCK-056 (5 Ohm @ 25°C) & Relay
Bridge Rectifier
2x NTC Thermistor GBU2506 (600V, 25A)
APFC MOSFETs
2x Infenion IPT60R075CFD7 (660V, 21A @ 100°C, Rds(on): 0.075Ohm)
APFC Boost Diode
1x
Bulk Cap(s)
2x Nippon Chemi-Con (420V, 270uF, 10000h @ 105°C, KXN)
1x Nippon Chemi-Con (420V, 120uF, 8000h @ 105°C, KXG)
Main Switchers
2x Infenion IPT60R075CFD7 (660V, 21A @ 100°C, Rds(on): 0.075Ohm)

APFC Controller

Champion CM6500UNX
Resonant Controller
Champion CM6901VNL
IC Driver Novsense NSI6602
Topology Primary side: APFC, Half-Bridge & LLC Resonant Converter
Secondary side: [12V] Synchronous Rectification & [Minor Rails] DC-DC converters

Secondary Side
+12V MOSFETs 6x
5V & 3.3V DC-DC Converters: 4x Infineon BSC0901NS (30V, 94A @ 100°C, Rds(on): 1.9mOhm)
PWM Controller(s): ANPEC APW7159C
Filtering Capacitors

Electrolytic:
N/A
Polymer:
19x Nippon Chemi-Con
20x Polymer

Supervisor IC 1x InnoSwitch INN3675C
Fan Model Power Logic PLA09215S12H (87mm, 12V, 0.55A, Fluid Dynamic Bearing Fan)
5VSB Circuit
Rectifier
no info
Standby PWM Controller
1x

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

Accredited
Average Efficiency (>1450 load combinations)90.371%
Average Noise Output (>1450 Load Combinations)14.25dBA
Average PF (>1450 Load Combinations)0.978
Efficiency With 10W (≤500W) or 2% (>500W) Load67.357%
Standby Power Consumption0.0530W
Non-Accredited
12V Ripple (Full Load)37.72mV
5V Ripple (Full Load)20.75mV
3.3V Ripple (Full Load)18.78mV
5VSB Ripple (Full Load)24.03mV
12V Load Regulation1.05%
5V Load Regulation0.56%
3.3V Load Regulation1.47%
5VSB Load Regulation3.64%
Inrush Current32.600A
Accredited
Average Efficiency (>1450 load combinations)92.026%
Average Noise Output (>1450 Load Combinations)12.66dBA
Average PF (>1450 Load Combinations)0.938
Efficiency With 10W (≤500W) or 2% (>500W) Load63.260%
Standby Power Consumption0.1269W
Non-Accredited
12V Ripple (Full Load)42.96mV
5V Ripple (Full Load)20.78mV
3.3V Ripple (Full Load)18.51mV
5VSB Ripple (Full Load)22.57mV
12V Load Regulation1.00%
5V Load Regulation0.54%
3.3V Load Regulation1.41%
5VSB Load Regulation3.54%
Inrush Current66.750A
12V Transient Response (200%)11.55V
5V Transient Response (200%)5.057V
3.3V Transient Response (200%)3.219V
5VSB Transient Response (200%)4.877V
Hold-Up Time & PWR_OK Signal17.50ms
AC Loss to PWR_OK Hold Up Time15.50ms
PWR_OK Inactive to DC Loss Delay2.00ms
PSU Timings: T1 (20% / 100%)55.0ms50.0ms
PSU Timings: T3 (20% / 100%)115.0ms113.0ms
12V OCP (27.8°C / 42.0°C)101.60A (143.30%), 12.053V97.80A (137.94%), 12.063V
5V OCP (27.8°C / 42.0°C)23.5A (117.50%), 5.14V22.1A (110.50%), 5.146V
3.3V OCP (27.8°C / 42.0°C)26.9A (134.50%), 3.252V24.8A (124.00%), 3.255V
5VSB OCP (27.8°C / 42.0°C)3.6A (120.00%), 4.754V *High Ripple (65.07mV)3.4A (113.33%), 4.877V *High Ripple (63.79mV), Voltage Drop (4.735V @ 3.6A)
OPP (27.72°C / 43.21°C)142.67%139.97%

Hold-Up Time & PWR_OK Signal

Hold-Up Time (ms)17.5
AC Loss to PWR_OK Hold Up Time (ms)15.5
PWR_OK Inactive to DC Loss Delay (ms)2

Stromverbrauch im Ruhezustand

Tables

Detailed Results
Average Min Limit Min Max Limit Max Result
Mains Voltage RMS: 115.05 V 115.03 V 113.85 V 115.09 V 116.15 V PASS
Mains Frequency: 60.00 Hz 59.95 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 % 0.10 % N/A 0.16 % 2.00 % PASS
Real Power: 0.053 W 0.007 W N/A 0.092 W N/A N/A
Apparent Power: 9.978 W 9.957 W N/A 9.998 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: 230.10 V 230.06 V 227.70 V 230.12 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: 1.415 1.415 1.340 1.416 1.490 PASS
Mains Voltage THD: 0.14 % 0.13 % N/A 0.16 % 2.00 % PASS
Real Power: 0.127 W 0.090 W N/A 0.188 W N/A N/A
Apparent Power: 32.632 W 32.602 W N/A 32.663 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 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 0.228W 65.452% 0.036
5.068V 0.349W 115.04V
2 0.09A 0.454W 73.21% 0.063
5.048V 0.62W 115.04V
3 0.55A 2.764W 84.277% 0.234
5.026V 3.28W 115.04V
4 1A 5.013W 84.873% 0.299
5.013V 5.907W 115.04V
5 1.5A 7.48W 84.358% 0.335
4.986V 8.867W 115.04V
6 3A 14.689W 82.517% 0.379
4.897V 17.801W 115.03V
Test # 5VSB DC/AC (Watts) Efficiency PF/AC Volts
1 0.045A 0.228W 51.113% 0.014
5.073V 0.446W 229.99V
2 0.09A 0.455W 63.245% 0.023
5.05V 0.719W 229.99V
3 0.55A 2.764W 81.113% 0.099
5.026V 3.408W 229.99V
4 1A 5.012W 83.708% 0.156
5.012V 5.988W 229.99V
5 1.5A 7.488W 84.174% 0.202
4.992V 8.898W 229.99V
6 3A 14.728W 83.413% 0.275
4.91V 17.654W 230V

Protection Features

OCP (Normal @ 27.8°C)12V: 101.60A (143.30%), 12.053V
5V: 23.5A (117.50%), 5.14V
3.3V: 26.9A (134.50%), 3.252V
5VSB: 3.6A (120.00%), 4.754V *High Ripple (65.07mV)
OCP (Hot @ 42.0°C)12V: 97.80A (137.94%), 12.063V
5V: 22.1A (110.50%), 5.146V
3.3V: 24.8A (124.00%), 3.255V
5VSB: 3.4A (113.33%), 4.877V *High Ripple (63.79mV), Voltage Drop (4.735V @ 3.6A)
OPP (Normal @ 27.7°C)1212.692W (142.67%)
OPP (Hot @ 43.2°C)1189.714W (139.97%)
OTP✓ (106°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% 5.235A 1.932A 1.992A 0.999A 85.002 85.948% 0 <6.0 51.69°C 0.97
12.112V 5.176V 3.314V 5.007V 98.92 40.46°C 115.01V
20% 11.477A 2.9A 2.993A 1.201A 169.942 90.728% 0 <6.0 52.66°C 0.98
12.114V 5.172V 3.308V 4.994V 187.3 40.78°C 114.98V
30% 18.076A 3.385A 3.495A 1.406A 254.953 91.919% 0 <6.0 53.57°C 0.98
12.109V 5.17V 3.305V 4.978V 277.436 41.17°C 114.95V
40% 24.683A 3.87A 3.999A 1.611A 340.042 92.177% 0 <6.0 56.13°C 0.979
12.107V 5.168V 3.301V 4.966V 368.929 41.52°C 114.92V
50% 30.923A 4.84A 5.006A 1.818A 424.846 91.953% 1100 10.8 42.16°C 0.983
12.106V 5.166V 3.296V 4.951V 462.017 69.28°C 114.9V
60% 37.158A 5.813A 6.018A 2A 509.262 91.786% 1098 10.8 42.8°C 0.983
12.099V 5.161V 3.29V 4.938V 554.833 64.76°C 114.86V
70% 43.469A 6.788A 7.033A 2.236A 594.709 91.475% 1095 10.8 43.16°C 0.983
12.092V 5.157V 3.285V 4.919V 650.129 65.56°C 114.83V
80% 49.768A 7.758A 8.05A 2.342A 679.53 91.092% 1449 20.4 43.78°C 0.985
12.089V 5.154V 3.279V 4.909V 745.984 65.38°C 114.8V
90% 56.483A 8.248A 8.548A 2.449A 764.958 90.634% 1804 27.6 44.1°C 0.986
12.083V 5.152V 3.276V 4.9V 844.01 62.98°C 114.77V
100% 62.936A 8.738A 9.079A 3.086A 849.768 90.116% 2100 32.2 45.67°C 0.987
12.077V 5.149V 3.272V 4.86V 942.967 62.35°C 114.74V
110% 69.263A 9.717A 10.198A 3.089A 934.345 89.548% 2619 39.1 46.44°C 0.987
12.071V 5.145V 3.265V 4.856V 1043.4 62.23°C 114.7V
CL1 0.116A 14.001A 14.601A 0A 121.294 83.995% 1097 10.8 40.14°C 0.977
12.122V 5.156V 3.267V 5.043V 144.62 57.05°C 114.99V
CL2 0.115A 13.985A 0A 0A 73.582 82.274% 1088 10.7 40.54°C 0.964
12.123V 5.162V 3.317V 5.047V 89.557 52.63°C 115.01V
CL3 0.116A 0A 20.279A 0A 67.393 81.421% 1084 10.7 40.09°C 0.959
11.884V 5.176V 3.255V 5.045V 88.327 52.35°C 115.01V
CL4 70.355A 0A 0A 0A 849.504 90.958% 1800 27.5 45.79°C 0.985
12.075V 5.168V 3.305V 5.021V 933.962 57.02°C 114.74V

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% 5.235A 1.932A 1.992A 0.999A 85.006 86.944% 0 <6.0 49.56°C 0.846
12.112V 5.175V 3.313V 5.006V 97.773 40.42°C 229.99V
20% 11.481A 2.901A 2.993A 1.202A 169.953 91.89% 0 <6.0 50.08°C 0.923
12.111V 5.171V 3.308V 4.994V 184.977 40.73°C 229.98V
30% 18.082A 3.386A 3.496A 1.407A 254.965 93.171% 0 <6.0 51.24°C 0.944
12.106V 5.169V 3.304V 4.977V 273.659 41.05°C 229.96V
40% 24.691A 3.871A 3.999A 1.612A 340.056 93.651% 0 <6.0 53.63°C 0.953
12.104V 5.168V 3.301V 4.965V 363.092 41.72°C 229.95V
50% 30.933A 4.84A 5.007A 1.818A 424.875 93.629% 0 <6.0 55.91°C 0.956
12.102V 5.165V 3.296V 4.952V 453.784 42.44°C 229.93V
60% 37.160A 5.813A 6.018A 2A 509.288 93.564% 1097 10.8 42.92°C 0.958
12.099V 5.162V 3.29V 4.939V 544.343 56.57°C 229.91V
70% 43.470A 6.787A 7.034A 2.236A 594.727 93.431% 1099 10.8 43.12°C 0.962
12.091V 5.158V 3.285V 4.92V 636.524 56.35°C 229.9V
80% 49.806A 7.761A 8.051A 2.341A 679.494 93.275% 1089 10.7 43.51°C 0.964
12.079V 5.152V 3.279V 4.912V 728.487 53.76°C 229.88V
90% 56.487A 8.248A 8.548A 2.448A 764.944 92.976% 1804 27.6 44.45°C 0.969
12.081V 5.151V 3.275V 4.903V 822.732 53.76°C 229.87V
100% 62.942A 8.738A 9.078A 3.085A 849.746 92.641% 2101 32.2 45.49°C 0.969
12.075V 5.148V 3.272V 4.863V 917.238 55.32°C 229.85V
110% 69.266A 9.717A 10.198A 3.088A 934.321 92.258% 2623 39.1 46.66°C 0.97
12.070V 5.144V 3.265V 4.858V 1012.731 56.76°C 229.83V
CL1 0.116A 14.001A 14.599A 0A 121.288 84.968% 1098 10.8 40.19°C 0.891
12.121V 5.156V 3.268V 5.043V 142.734 50.93°C 229.98V
CL2 0.114A 13.985A 0A 0A 73.576 83.272% 1090 10.7 41.25°C 0.811
12.122V 5.162V 3.317V 5.047V 88.389 50.1°C 229.98V
CL3 0.117A 0A 20.275A 0A 67.393 77.031% 1083 10.7 40.91°C 0.805
11.867V 5.177V 3.256V 5.045V 87.587 48.04°C 229.98V
CL4 70.357A 0A 0A 0A 849.491 93.397% 1800 27.5 45.66°C 0.968
12.075V 5.166V 3.305V 5.022V 909.545 51.19°C 229.85V

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 1.228A 0.483A 0.497A 0.199A 20.002 72.755% 0 <6.0 45.86°C 0.838
12.087V 5.178V 3.32V 5.037V 27.636 36.88°C 115.03V
40W 2.692A 0.676A 0.696A 0.298A 39.999 79.52% 0 <6.0 48.53°C 0.929
12.140V 5.178V 3.319V 5.035V 50.435 37.62°C 115.03V
60W 4.188A 0.869A 0.895A 0.397A 59.997 82.616% 0 <6.0 48.41°C 0.949
12.066V 5.177V 3.318V 5.031V 72.679 38.28°C 115.02V
80W 5.686A 1.062A 1.094A 0.497A 79.943 86.746% 0 <6.0 48.82°C 0.963
12.014V 5.176V 3.316V 5.026V 92.212 39.13°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 1.228A 0.483A 0.497A 0.199A 20.004 72.415% 0 <6.0 38.04°C 0.432
12.102V 5.176V 3.318V 5.035V 27.9 36.28°C 230V
40W 2.695A 0.676A 0.696A 0.298A 40.003 79.68% 0 <6.0 41.57°C 0.649
12.131V 5.176V 3.318V 5.033V 50.27 37.97°C 229.99V
60W 4.208A 0.869A 0.895A 0.398A 60.002 83.267% 0 <6.0 44.38°C 0.765
12.010V 5.176V 3.317V 5.03V 72.052 38.48°C 229.99V
80W 5.641A 1.062A 1.095A 0.497A 79.952 87.269% 0 <6.0 46.39°C 0.816
12.111V 5.176V 3.316V 5.026V 91.82 39.19°C 229.99V

The results above are not used in the certification process

Ripple Measurements

Test12V5V3.3V5VSBPass/Fail
10% Load40.47mV19.11mV18.57mV22.66mVPass
20% Load39.75mV18.95mV18.52mV21.79mVPass
30% Load38.17mV18.70mV17.85mV22.92mVPass
40% Load38.52mV19.57mV18.52mV21.99mVPass
50% Load38.98mV21.51mV23.12mV24.09mVPass
60% Load39.04mV27.18mV33.15mV27.06mVPass
70% Load41.34mV30.75mV35.30mV29.41mVPass
80% Load41.44mV27.33mV32.18mV26.14mVPass
90% Load43.18mV23.55mV22.76mV24.19mVPass
100% Load37.72mV20.75mV18.78mV24.03mVPass
110% Load42.92mV19.27mV19.52mV22.89mVPass
Crossload135.61mV17.33mV17.13mV16.26mVPass
Crossload236.48mV19.41mV18.06mV17.29mVPass
Crossload364.16mV18.90mV20.92mV17.55mVPass
Crossload441.25mV18.70mV19.01mV16.94mVPass

The results above are not used in the certification process

Test12V5V3.3V5VSBPass/Fail
10% Load38.52mV18.80mV17.70mV23.27mVPass
20% Load38.62mV18.49mV18.06mV22.97mVPass
30% Load39.81mV17.83mV17.44mV22.86mVPass
40% Load38.42mV19.72mV18.11mV21.69mVPass
50% Load38.58mV26.62mV27.78mV22.86mVPass
60% Load38.83mV26.11mV31.82mV27.21mVPass
70% Load38.88mV23.91mV28.60mV28.64mVPass
80% Load40.21mV26.36mV30.80mV26.09mVPass
90% Load41.08mV23.04mV21.85mV24.09mVPass
100% Load42.96mV20.78mV18.51mV22.57mVPass
110% Load44.01mV18.82mV19.14mV22.62mVPass
Crossload134.94mV17.40mV17.43mV15.87mVPass
Crossload227.88mV19.31mV18.26mV17.04mVPass
Crossload363.90mV19.16mV18.93mV17.75mVPass
Crossload440.31mV19.79mV19.06mV16.73mVPass

The results above are not used in the certification process

ASRock Phantom Gaming PG-850PSF

Top side
Power specifications label
Fan
PSU Internals
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