Larger version of one of the smaller images above

LEPA G Series

850W 80 PLUS Gold Certified ATX 12V



  • 80 Plus Gold certified to deliver up to 92% efficiency
  • DC-to-DC converter design ensures system stability
  • Double Forward circuit design provides high efficiency
  • High efficiency 5VSb circuit helps system meet EU ErP Lot 6 (2013) standards
  • Solid state capacitors and all Japanese-made capacitors provide great reliability
  • 140mm two-ball bearing cooling fan with thermal programmed speed controller delivers silent, cool operation
  • Hybrid modular cabling design with decent flat cables makes system upgrade and replacement easy
  • Powerful single +12V rail output offers great compatibility with heavy-duty graphics cards
  • Universal AC Input from 100V - 240V (Full Range)
  • Over Power, Over Voltage, Over Temperature, Short-circuit, Brown-out protection provide great safety to your system
  • ATX12V version 2.3 and EPS12V version 2.92 compliant



DC-to-DC converter design
ensures system stability


High quality 105oC Japanese-made capacitors



Hybrid Modular Design




Model Number: G850-MAS
AC Input Voltage

100 - 240VAC, 47 - 63Hz

AC Input Current 12A
DC Output +3.3V 20A 100W
+5V 20A
+12V 70A 840W
-12V 0.8A 9.6W
+5Vsb 3A 15W
Total Power 850W
MTBF > 100,000 hours @25oC
Dimension 160mm (D) x 150mm (W) x 86mm (H)


  Cables & Connectors







  • 80 Plus Gold certified up to 92% efficiency
  • Hybrid Modular cable design
  • Flat modular cables
  • Adequate cable lengths
  • Good Fit and Finish all around
  • Solid state Japanese capacitors
  • Over Voltage, Over Power, Over Temp, Short Circuit, Brown-out and Under Voltage protection
  • Voltages remained consistent
  • Low-load fanless mode
  • 140mm two-ball bearing Yate Loon fan
  • Nice carrying bag for cables not being used
  • 3 year warranty


  • Nothing that I could find issue with



To sum up, the LEPA G850-MAS is a good PSU at a good price, for the standards of its category. It doesn't use any exotic technologies in order to keep its price as low as possible, yet manages to achieve pretty good performance numbers and is, on top of that, equipped with modular cables. You should take a look at the G850-MAS if you want a good, reliable, and modular PSU near this capacity.