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Logisys 650W ATX12V/EPS12V Power Supply (PS650U12)

Author:  Justin Washick
Date:  2008.04.03
Topic:  Miscellaneous
Provider:  Logisys
Manufacturer:  Logisys

Logisys 650W ATX12V/EPS12V Power Supply (PS650U12)


Logisys PS650U12


Are you looking for a solid power supply without paying any more than necessary? Today, I'll be taking a look at the Logisys 650W Power Supply (PS650U12), an inexpensive product compared to most other power supplies of this wattage. Is this a good solution on a budget? Let's explore and test this product to find out.

What's in the box?


(click to enlarge)
Logisys PS650U12 Logisys PS650U12


From the Product Page


Every advancement in computer industry with new graphics card, large capacity and faster hard drive and memory module, high speed CPU, means an increased need for power. The two tone glossy metallic painted 650W power supply is equipped with industrial grade components to ensure stable and unflappable output, and protection against power and voltage surges. It comes with one main ATX power connector (20+4pin), one P4 12V connector, one P8 12V connector, two FDD 4 pin connector, one 6 pin AUX connector, six 4 pin molex connectors, two PCI-E connectors, and 4 SATA connectors. The featured universal outputs along with ATX12V and EPS12V compliancy ensure the usage in variety of applications. It also equipped with dual 1000uF large capacity, which is usually used in 1000w or larger power supplies. The power supply supports dual 12V rails (12V1, 12V2) that support the most high end PC systems.


  • 1 x 24-pin Mainboard (Approx. 500mm / 20inch)
  • 1 x 8-pin P8 (Approx. 500mm / 20inch)
  • 1 x 4-pin P4(Approx. 500mm / 20inch)
  • 2 x 6-pin PCI Express(Approx. 500mm / 20inch)
  • 4 x SATA (Approx. 500mm / 20inch)
  • 6 x 4-pin Molex (Approx. 500mm / 20inch)
  • 1 x 6-pin AUX (Approx. 500mm / 20inch)
  • 2 x 4-pin FDD(Approx. 500mm / 20inch)
  • Efficiency:>80%
  • OV Protection: +3.3V, +5V, +12V
  • OC Protection: +3.3V, +5V, +12V
  • Standard: UL, ULC,CE, TUV
  • Dimensions: 150 x 86 x 140mm (W x H x D)


AC Input 100~120Vac 10A  / 200~240Vac 5A                   

Frequency 50/60Hz

DC Output

Load Min Max Max. Combined Wattage
+3.3V 0.3A 30A +3.3V & +5V = 320W
+5V 1.0A 55A
+12V1 1.0A 22A +3.3V & + 5V & +12Vs = 650W
+12V2 1.0A 22A
-5V 0A 0.5A
-12V 0A 1A Total power = 650W
+5VSB 0A 2.5A Max. Output = 750W



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