CYBENETICS LTD Syrou 6, Latsia, 2231, Nicosia Cyprus
Version:00
Lian Li RS1200G
Serial Number-
Lab IDLL12002921
Certification ID252921
  • Test Result Report ID: 25PS2921A
  • Certificate Issue Date: Aug 12, 2025
115V230V
Scheme: ETA-EMI PSU
115V230V
Scheme: LAMBDA PSU
Aristeidis Bitziopoulos, Certification Body General Manager

General Information

DUT Information

BrandLian Li
Manufacturer (OEM)Sirfa
SeriesRS-G
Model NumberRS1200G
Serial Number-
Fan Report LinkHong Hua HA13525H12F-Z (0.5A)
DUT Notes

DUT Specifications

Rated Voltage (Vrms)100-240
Rated Current (Arms)8-15
Rated Frequency (Hz)50-60
Rated Power (W)1200
TypeATX12V
Dimensions (W x H x D)
Cooling135mm Fluid Dynamic Bearing Fan (HA13525H12F-Z)
Semi-Passive Operation✓
Cable DesignFully Modular

Power Specifications

Rail3.3V5V12V5VSB-12V
Max. PowerAmps202010030
Watts1001200150
Total Max. Power (W)1200

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 (625mm) 1 1 16-22AWG Tinned Copper
4+4 pin ATX12V (700mm) 1 1 18AWG Tinned Copper
8 pin ATX12V (700mm) 1 1 18AWG Tinned Copper
6+2 pin PCIe (650mm) 3 3 18AWG Tinned Copper
6+2 pin PCIe (650mm+100mm) 1 2 18AWG Tinned Copper
12+4 pin PCIe (700mm) (600W) 1 1 16-24AWG Tinned Copper
SATA (400mm+150mm+150mm+150mm) 1 4 18AWG Tinned Copper
SATA (310mm+200mm+100mm+100mm) 1 4 18AWG Tinned Copper
SATA (300mm+15mm+15mm+15mm) 1 4 18AWG Tinned Copper
SATA (380mm+150mm) 2 4 18AWG Tinned Copper
4-pin Molex (500mm+150mm+150mm+150mm) 1 4 18AWG Tinned Copper

Parts Description

General Data
Manufacturer (OEM) Sirfa
PCB Type Double-Sided
Primary Side
Transient Filter 4x Y caps, 2x X caps, 2x CM chokes, 1x MOV
Inrush Protection NTC Thermistor SCK-057 (5 Ohm @ 25°C) & Relay
Bridge Rectifier
2x Yangzhou GBJ3510A (1,000V, 35A @ 85°C)
APFC MOSFETs
2x Sanrise Tech SRC60R068BS (600V, 21.5A @ 125°C, Rds(on): 68mOhm)
APFC Boost Diode
Macrocore HX1D10065A (650V, 10A @ 150°C)
Bulk Cap(s)
TDK (450V, 790uF, 2000h @ 105°C, EPCOS)
TDK (450V, 420uF, 2000h @ 105°C, EPCOS)
Main Switchers
2x Sanrise Tech SRC60R095BS (600V, 16A @ 125°C, Rds(on): 95mOhm)
APFC Controller Infineon ICE3PCS01G
Resonant Controller
Champion CU6901VAC
Topology Primary side: APFC, Half-Bridge & LLC Resonant Converter
Secondary side: [12V] Synchronous Rectification & [Minor Rails] DC-DC converters
Secondary Side
+12V MOSFETs 8x SI40N11E
5V & 3.3V DC-DC Converters: 4x Infineon BSC0906NS (30V, 40A @ 100°C, Rds(on): 4.5mOhm)
PWM Controller(s): UPI-Semi uP3861P
Filtering Capacitors

Electrolytic:
Rubycon (6-10,000 @ 105°C, ZLH)
8x Teapo (1-3,000 @ 105°C, SC)
Teapo (2,000 @ 105°C, SH)
Polymer:
36x Teapo
Supervisor IC Weltrend WT7527RA (OVP, UVP, OCP, PG)
MCU Geehy 32S030F6P6
Fan Power Transistor STMicroelectronics 2SD882
Fan Model Hong Hua HA13525H12F-Z (135mm, 12V, 0.50A, Fluid Dynamic Bearing Fan)
5VSB Circuit
Rectifier
2x Infineon BSC0906NS (30V, 40A @ 100°C, Rds(on): 4.5mOhm)
PFC P10V45SP SR(45V, 10A)
Standby PWM Controller
Si-Trend SI8016HSP8

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)89.344%
Average Noise Output (>1450 Load Combinations)24.59dBA
Average PF (>1450 Load Combinations)0.994
Efficiency With 10W (≤500W) or 2% (>500W) Load69.104%
Standby Power Consumption0.0607W
12V Ripple (Full Load)25.09mV
5V Ripple (Full Load)11.86mV
3.3V Ripple (Full Load)14.79mV
5VSB Ripple (Full Load)7.78mV
12V Load Regulation1.06%
5V Load Regulation0.56%
3.3V Load Regulation0.83%
5VSB Load Regulation3.23%
Inrush Current36.140A
Efficiency RatingPLATINUM
Noise RatingA
Average Efficiency (>1450 load combinations)91.198%
Average Noise Output (>1450 Load Combinations)24.85dBA
Average PF (>1450 Load Combinations)0.968
Efficiency With 10W (≤500W) or 2% (>500W) Load70.664%
Standby Power Consumption0.1493W
12V Ripple (Full Load)25.02mV
5V Ripple (Full Load)10.94mV
3.3V Ripple (Full Load)13.20mV
5VSB Ripple (Full Load)7.75mV
12V Load Regulation1.11%
5V Load Regulation0.60%
3.3V Load Regulation0.83%
5VSB Load Regulation3.38%
Inrush Current65.400A
12V Transient Response (200%)11.22V
5V Transient Response (200%)4.867V
3.3V Transient Response (200%)3.148V
5VSB Transient Response (200%)4.888V
Hold-Up Time & Power Ok Signal24.80ms
AC Loss to PWR_OK Hold Up Time19.60ms
PWR_OK Inactive to DC Loss Delay5.20ms
PSU Timings: T1 (20% / 100%)104.0ms90.0ms
PSU Timings: T3 (20% / 100%)126.0ms126.0ms
12V OCP (27.2°C / 44.4°C)116.60A (116.60%), 11.974V119.60A (119.60%), 5993.988V
5V OCP (27.2°C / 44.4°C)24.5A (122.50%), 4.987V23.9A (119.50%), 4.976V
3.3V OCP (27.2°C / 44.4°C)23.8A (119.00%), 3.264V22.7A (113.50%), 3.264V
5VSB OCP (27.2°C / 44.4°C)4.7A (156.67%), 4.987V4.7A (156.67%), 4.982V
OPP (27.70°C / 44.32°C)116.08%120.04%

Hold-Up Time & Power Ok Signal

Hold-Up Time (ms)24.8
AC Loss to PWR_OK Hold Up Time (ms)19.6
PWR_OK Inactive to DC Loss Delay (ms)5.2

Vampire Power

Tables

Detailed Results
Average Min Limit Min Max Limit Max Result
Mains Voltage RMS: 115.09 V 115.04 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: 1.416 1.415 1.340 1.418 1.490 PASS
Mains Voltage THD: 0.13 % 0.09 % N/A 0.18 % 2.00 % PASS
Real Power: 0.061 W -0.004 W N/A 0.109 W N/A N/A
Apparent Power: 9.294 W 8.750 W N/A 9.879 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: 231.05 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 % 0.15 % N/A 0.25 % 2.00 % PASS
Real Power: 0.149 W 0.079 W N/A 0.241 W N/A N/A
Apparent Power: 29.701 W 29.046 W N/A 30.401 W N/A N/A
Power Factor: 0.006 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 66.448% 0.042
5.122V 0.348W 114.95V
2 0.09A 0.461W 73.762% 0.073
5.12V 0.626W 114.95V
3 0.55A 2.81W 80.314% 0.285
5.108V 3.498W 114.95V
4 1A 5.098W 80.604% 0.363
5.096V 6.326W 114.95V
5 1.5A 7.627W 80.996% 0.407
5.083V 9.415W 114.95V
6 3A 15.134W 80.047% 0.446
5.044V 18.908W 114.94V
Test # 5VSB DC/AC (Watts) Efficiency PF/AC Volts
1 0.045A 0.231W 57.32% 0.014
5.121V 0.404W 230.07V
2 0.09A 0.461W 66.723% 0.025
5.119V 0.691W 230.07V
3 0.55A 2.81W 78.025% 0.12
5.107V 3.601W 230.06V
4 1A 5.097W 79.26% 0.194
5.095V 6.431W 230.06V
5 1.5A 7.626W 79.788% 0.254
5.083V 9.556W 230.06V
6 3A 15.135W 79.955% 0.347
5.044V 18.928W 230.06V

Protection Features

OCP (Normal @ 27.2°C)12V: 116.60A (116.60%), 11.974V
5V: 24.5A (122.50%), 4.987V
3.3V: 23.8A (119.00%), 3.264V
5VSB: 4.7A (156.67%), 4.987V
OCP (Hot @ 44.4°C)12V: 119.60A (119.60%), 5993.988V
5V: 23.9A (119.50%), 4.976V
3.3V: 22.7A (113.50%), 3.264V
5VSB: 4.7A (156.67%), 4.982V
OPP (Normal @ 27.7°C)1392.99W (116.08%)
OPP (Hot @ 44.3°C)1440.52W (120.04%)
OTP✓ (100°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% 8.148A 1.997A 2.01A 0.983A 120.022 87.693% 0 <6.0 49.91°C 0.978
12.079V 5.008V 3.283V 5.087V 136.873 40.35°C 114.94V
20% 17.325A 2.997A 3.018A 1.183A 239.99 91.141% 0 <6.0 50.98°C 0.993
12.068V 5.006V 3.28V 5.074V 263.37 40.77°C 114.91V
30% 26.836A 3.499A 3.523A 1.384A 359.425 91.389% 675 16.4 41.11°C 0.996
12.050V 5.002V 3.279V 5.06V 393.314 47.18°C 114.87V
40% 36.433A 4.001A 4.029A 1.586A 479.81 91.43% 676 16.4 41.77°C 0.997
12.039V 5V 3.276V 5.046V 524.765 48.32°C 114.85V
50% 45.647A 5.005A 5.041A 1.789A 599.565 91.214% 675 16.4 42.16°C 0.998
12.028V 4.997V 3.274V 5.032V 657.32 49.69°C 114.83V
60% 54.945A 6.009A 6.055A 1.993A 720.122 90.804% 676 16.4 42.76°C 0.999
12.018V 4.994V 3.27V 5.018V 793.161 51.88°C 114.79V
70% 64.191A 7.015A 7.071A 2.199A 839.869 90.147% 676 16.4 43.4°C 0.999
12.007V 4.991V 3.267V 5.003V 931.638 54.34°C 114.76V
80% 73.523A 8.021A 8.088A 2.304A 959.863 89.154% 883 24.3 43.76°C 0.999
11.996V 4.988V 3.264V 4.991V 1076.634 55.24°C 114.72V
90% 83.201A 8.527A 8.584A 2.41A 1079.681 88.398% 1552 42.9 44.47°C 0.999
11.985V 4.985V 3.262V 4.981V 1221.367 53.6°C 114.7V
100% 92.694A 9.033A 9.112A 3.027A 1199.672 87.684% 2086 48.9 45.59°C 0.999
11.974V 4.982V 3.259V 4.956V 1368.296 53.31°C 114.64V
110% 102.143A 10.042A 10.225A 3.033A 1320.288 86.821% 2095 48.8 46.96°C 0.999
11.963V 4.979V 3.256V 4.947V 1520.458 55.68°C 114.6V
CL1 0.116A 12.059A 12.113A 0A 101.304 80.838% 674 16.4 40.64°C 0.973
12.057V 4.992V 3.277V 5.107V 125.304 47.74°C 114.93V
CL2 0.116A 20.065A 0A 0A 101.4 78.546% 674 16.4 40.78°C 0.973
12.064V 4.984V 3.285V 5.11V 129.098 46.35°C 114.93V
CL3 0.116A 0A 20.191A 0A 67.395 72.556% 674 16.4 40.03°C 0.955
12.061V 5.007V 3.268V 5.108V 92.9 45.08°C 114.94V
CL4 100.106A 0A 0A 0A 1200.211 88.338% 2095 48.8 45.15°C 0.999
11.989V 4.995V 3.266V 5.05V 1358.643 52.49°C 114.64V

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% 8.150A 1.997A 2.01A 0.984A 120.051 88.336% 0 <6.0 45.4°C 0.895
12.078V 5.011V 3.284V 5.085V 135.86 40.03°C 229.95V
20% 17.330A 2.997A 3.018A 1.184A 240.036 92.043% 0 <6.0 46.6°C 0.957
12.067V 5.008V 3.282V 5.071V 260.79 40.9°C 229.95V
30% 26.855A 3.499A 3.523A 1.385A 359.622 92.926% 674 16.4 41.18°C 0.972
12.048V 5.004V 3.28V 5.058V 386.981 44.43°C 229.94V
40% 36.456A 4.001A 4.029A 1.587A 480.016 93.178% 674 16.4 42.13°C 0.978
12.037V 5.001V 3.277V 5.044V 515.153 45.51°C 229.92V
50% 45.671A 5.004A 5.04A 1.79A 599.778 93.117% 675 16.4 41.98°C 0.982
12.027V 4.998V 3.275V 5.029V 644.096 46.32°C 229.9V
60% 54.970A 6.008A 6.054A 1.995A 720.323 92.812% 675 16.4 42.56°C 0.989
12.016V 4.996V 3.272V 5.014V 776.046 47.48°C 229.89V
70% 64.222A 7.014A 7.07A 2.201A 840.074 92.449% 675 16.4 43.03°C 0.993
12.005V 4.993V 3.269V 4.999V 908.516 48.72°C 229.87V
80% 73.555A 8.02A 8.087A 2.307A 960.07 91.754% 883 24.3 43.52°C 0.996
11.993V 4.989V 3.265V 4.987V 1046.235 50.42°C 229.85V
90% 83.239A 8.526A 8.583A 2.413A 1079.882 91.173% 1553 42.9 44.36°C 0.997
11.982V 4.986V 3.263V 4.975V 1184.483 49.39°C 229.83V
100% 92.749A 9.033A 9.111A 3.032A 1199.966 90.551% 2093 48.9 45.7°C 0.997
11.970V 4.983V 3.26V 4.948V 1325.19 49.78°C 229.81V
110% 102.197A 10.048A 10.23A 3.037A 1320.542 90.017% 2090 48.8 46.38°C 0.998
11.959V 4.977V 3.255V 4.94V 1466.971 51.16°C 229.81V
CL1 0.118A 12.062A 12.119A 0A 101.33 80.624% 676 16.4 41.63°C 0.843
12.056V 4.992V 3.276V 5.106V 125.688 46.88°C 230V
CL2 0.116A 20.073A 0A 0A 101.404 78.821% 674 16.4 41.4°C 0.843
12.063V 4.982V 3.285V 5.11V 128.637 45.54°C 230.07V
CL3 0.116A 0A 20.192A 0A 67.394 72.847% 673 16.4 40.54°C 0.779
12.062V 5.007V 3.268V 5.108V 92.462 44.52°C 230.1V
CL4 100.107A 0A 0A 0A 1200.169 91.344% 2095 48.8 45.32°C 0.996
11.989V 4.995V 3.265V 5.05V 1313.863 49.71°C 229.99V

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 0.499A 0.502A 0.195A 20.006 64.731% 0 <6.0 42.87°C 0.847
12.102V 5.01V 3.286V 5.116V 30.935 36.31°C 114.96V
40W 2.705A 0.699A 0.703A 0.294A 40.004 76.734% 0 <6.0 43.58°C 0.925
12.086V 5.01V 3.285V 5.112V 52.224 37.77°C 114.95V
60W 4.182A 0.899A 0.904A 0.392A 60.003 82.201% 0 <6.0 46.96°C 0.951
12.084V 5.01V 3.285V 5.108V 73 38.04°C 114.95V
80W 5.656A 1.098A 1.105A 0.49A 79.968 84.826% 0 <6.0 47.89°C 0.964
12.083V 5.01V 3.284V 5.104V 94.256 39.42°C 114.95V

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 0.499A 0.502A 0.196A 20.014 66.447% 0 <6.0 44.43°C 0.474
12.103V 5.013V 3.287V 5.115V 30.247 36.24°C 229.97V
40W 2.706A 0.698A 0.703A 0.294A 40.012 77.808% 0 <6.0 44.61°C 0.648
12.086V 5.013V 3.287V 5.111V 51.534 37.5°C 229.97V
60W 4.182A 0.898A 0.904A 0.392A 60.012 82.547% 0 <6.0 44.25°C 0.75
12.084V 5.012V 3.286V 5.107V 72.728 38.79°C 229.97V
80W 5.658A 1.098A 1.105A 0.49A 79.991 85.44% 0 <6.0 44.2°C 0.822
12.082V 5.012V 3.285V 5.103V 93.622 39.17°C 229.96V

The results above are not used in the certification process

Ripple Measurements

Test12V5V3.3V5VSBPass/Fail
10% Load10.47mV7.14mV3.86mV5.45mVPass
20% Load14.18mV6.68mV4.48mV5.04mVPass
30% Load12.33mV6.94mV5.39mV5.61mVPass
40% Load13.23mV7.30mV6.77mV5.91mVPass
50% Load14.09mV7.75mV7.07mV6.16mVPass
60% Load15.11mV8.11mV7.78mV6.06mVPass
70% Load15.92mV8.72mV8.44mV6.21mVPass
80% Load15.62mV9.64mV11.90mV6.52mVPass
90% Load16.74mV9.79mV12.61mV6.67mVPass
100% Load25.09mV11.86mV14.79mV7.78mVPass
110% Load26.24mV11.74mV15.47mV7.97mVPass
Crossload115.86mV7.99mV8.14mV5.46mVPass
Crossload212.01mV7.55mV3.76mV5.71mVPass
Crossload310.12mV7.04mV8.85mV5.40mVPass
Crossload424.41mV10.85mV12.07mV7.93mVPass

The results above are not used in the certification process

Test12V5V3.3V5VSBPass/Fail
10% Load10.62mV7.70mV3.81mV6.06mVPass
20% Load12.70mV6.99mV4.12mV5.55mVPass
30% Load12.20mV7.45mV5.24mV5.81mVPass
40% Load12.57mV7.65mV6.77mV5.91mVPass
50% Load13.53mV8.01mV6.81mV6.27mVPass
60% Load13.49mV8.87mV7.32mV6.12mVPass
70% Load14.91mV9.23mV8.19mV6.27mVPass
80% Load14.96mV9.69mV11.55mV7.08mVPass
90% Load15.93mV9.80mV12.05mV6.88mVPass
100% Load25.02mV10.94mV13.20mV7.75mVPass
110% Load25.71mV10.58mV14.60mV7.79mVPass
Crossload116.32mV8.09mV8.50mV5.58mVPass
Crossload210.03mV7.50mV3.81mV5.35mVPass
Crossload310.18mV6.78mV9.05mV5.45mVPass
Crossload424.58mV10.18mV10.59mV6.91mVPass

The results above are not used in the certification process

Lian Li RS1200G

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
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