FlexGURU Pro 500W

  • Compliance with newest Flex ATX V1.22
  • Efficiency ≧ 90% at typical load
  • Intelligent fan speed control
  • Quiet long-lasting 40mm dual ball bearing fan
  • Black round cables for the DIY enthusiasts
  • Powerful single +12V rail design
  • Main Japanese electrolytic capacitors
  • Includes 1U bracket
  • IEC 62368 Compliance
  • Latest Intel CPU ready
  • Full protections OCP,OVP, SCP,OPP,OTP

Excellent Thermal Performance

The FlexGURU Pro series offers an inner 40mm fan design, which reduces noise and allows for maximum cooling at all times.

All Black Round Cables

The all black round cables offers your system a more sophisticated look compared to other similar power supplies.

High Efficiency Conversion 90%

90% Efficiency Conversion

The efficiency of your power supply is very important since it directly affects your system's performance. The FlexGURU Pro 500W has a guaranteed typical efficiency of 90% and offers a high conversion power to power your system.

FlexGURU FIX table

Multifunctional Design

The FlexGURU Pro Series comes with the included 1U bracket, which turns the FlexGURU Pro 500W into a 1U IPC power supply.

FlexGURU FIX Bracket

Application Field

Industrial PC

  • Industrial PC

  • Point of Sale System

  • Network communication

  • Surveillance

  • Edge Computer

  • Home Theater Personal Computer

  • NAS Server

  • Gaming & Creator PC

Compliance with IEC 62368

FSP Group features the latest in green power technology and provides additional safety approvals to keep its power supplies ahead of regulation changes. FSP has upgraded the majority of its power supplies to the newer IEC 62368 standards.


Safety Protection

OVP (Over Voltage Protection), UVP (Under Voltage Protection), OCP (Over Current Protection), OPP (Over Power Protection), SCP (Short Circuit Protection), and OTP (Over Temperature Protection), full guardian circuit protection to keep your hardware safe.

100% Japanese Electrolytic Capacitors

The FlexGURU Pro series utilizes full 100% Japanese Electrolytic Capacitors to offer stable outputs and long-term reliability.


 atx cable 24 pinEPS 4 4 pinEPS 4 4 pinpcie 6+2 pinhd statmolex2.5 floppy
20+4 PIN8 PIN4+4 PINPCI-E 6+2SATAMolex


AC Input100-240Vac~  8-4A  50-60Hz
DC Output+3.3V+5V+12V-12V+5Vsb
Max Output Current14A16A41A0.3A3A
Max Combined Power90W Max   
Total Power500W


Model FSP500-50FDB
Rated Output Power 500W
Form Factor Flex ATX
Input Voltage 100-240V
Input Current 8-4A
Input Frequency 50-60Hz
PFC Active PFC
Efficiency ≥90% at typical load
Fan Type Ball Bearing, 40mm
Dimensions(L x W x H) 150 x 40.5 x 81.5mm
Operation Temp. 100,000 Hrs