Hydro G 850W

Legacy Products

  • Unique product ID with changeable side stickers for DIY enthusiasts and gamers
  • Intelligent fan speed control circuit design with 0dBA function
  • Server grade circuit and advanced thermal layout design
  • Complies with newest ATX12V & EPS12V standards
  • High efficiency ≧ 90%
  • Active PFC ≧ 99%
  • High wattages with 80PLUS® gold certification
  • Powerful single +12V rail design
  • Advanced full modular design with ribbon cables
  • 100% Japan-made E-cap
  • SLI and Crossfire ready
  • Quiet and long-lasting 135mm FDB fan
  • Full protections: OCP, OVP, SCP, OPP, UVP, OTP
  • Global safety approved
  • 80plus_Gold
FSP Hydro G series stands for the needs of PC DIY enthusiasts and gamers who want a high end PSU with stylish ID design but do not want to compromise electronic performance at all.

By server grade circuit and advanced thermal layout design, Hydro G series deliver full load (wattage) at 50°C ambient temperature. Silent operation is considered by intelligent fan speed control circuit design with 0dBA function to fulfill gamers need in playing games.

Stylish in DIY Spirit

Now it is your show time! Changeable side stickers are available for your own theme in PC system.



The modular cable design simplifies installation and allows flexibility and simplicity, in choosing only those cables needed.


Unique dissymmetry ID
and vent-hole design

To minimize fan speed and acoustic from turbulence.

Cooling Power, Play Silent

The smart 135mm FDB (fluid dynamic bearing) fan of Hydro G PSU automatically starts when over 30% load, and automatically stops when lower than 20% load. This smart design keeps power supply cool, and your system quiet.
*Note 1:First time install Hydro G PSU, the fan will spin for 1~3 seconds and stop as signal of intelligent fan control function is good.
*Note 2:Hydro G PSU automatically starts when over 30% load, and stops when under 30% load.




Model No.HG850
AC Input100-240Vac~ 11-5.5A  50-60Hz
DC Output+3.3V+5V+12V-12V+5Vsb
Max Output Current25A25A70.83A0.5A3.5A
Max Combined Power150W850W6W17.5W
Total Power850W @50°C


 atx cable 24 pinEPS 4 4 pin8pinpcie 6+2 pinhd statmolex2.5 floppy
ATX 20+44+4 PIN8PINPCI-E 6+2SATAMolex


Model HG850
Special Edition HYDRO G White
Rated Output Power 850W
Form Factor ATX12V V2.4 & EPS12V V2.92
80 PLUS Certification Gold
Input Voltage 100-240Vac (Full Range)
Input Current 11-5.5A
Input Frequency 50~60Hz
PFC Active PFC (>0.9 typical)
Efficiency >90%@ Typical Load
Fan Type 135mm FDB Fan
Noise < 21dBA
Dimensions(Lx W x H) 150 x 170 x 86mm
Weight 2730g
Operation Temp. 0~50°C / 32°F~104°F
Protection OCP/OVP/ SCP/ OPP/ UVP/ OTP