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Ultra X4 600W Power Supply Review

paulktreg    -   January 27, 2010
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Specification:

 

Review Sample: Ultra Products X4 600W Power Supply, Part Number U12-40505.


Ratings Table:

 

 

 

 

 

 

 

 

 

 

Ultra X4 600W Power Supply Specification Table
AC Input
115-230VAC     9-6A     50-60Hz
DC Output
+3V3
+5V
+12V
-12V
+5VSB
Minimum Load
0.8A
0.5A
1A
0
0.1A
Maximum Load
24A
24A
37A
0.5A
2.5A
Maximum
Combined
Wattage
150W
444W
6W
12.5W
582W
18.5W
600W

 

 

System Protection:

"Ultra's innovative short circuit protection system helps to protect a user's computer by shutting down in the event of a major electrical event. When this occurs, the unit will automatically power down to prevent damage to the attached components. Simply restart the power supply to get your system back up and running."

Ultra X4 600W Power Supply Over Voltage Protection
Sense Level
Over Voltage
+3V3
4.2V±10%
+5V
6.3V±10%
+12V
15.0V±10%

Short circuit and over voltage are the only protection measures mentioned in the enclosed literature or detailed on the packaging.

 

Safety & Agency Approvals:

UL 1950, IEC 60950, FCC Class B, CE & CB.

 

Power Supply Weight:

 

Manufacturer/Model
Weight
Ultra X4 600W Power Supply
1.9kg
4.2lbs

 

 

Power Supply Connectors:

 

Ultra X4 600W Power Supply Connectors
24 Pin Motherboard
Modular
1
ATX12V 4 Pin
Modular
1
EPS12V 8 Pin
Modular
1
Peripheral 4 Pin
Modular
9
FDD
Modular
2
SATA Power
Modular
9
PCI-E 6 Pin¹
Modular
2
PCI-E 8 Pin¹
Modular
1
Case Fan
Adapter²
2

 

¹ Only two PCI-E connectors can be connected to the power supply at any one time, so either 2 x PCI-E 6 Pin or 1 x PCI-E 6 Pin plus 1 x 8 Pin PCI-E.
² Requires one peripheral 4 pin connector.

 

Power Supply Cable Lengths:

 

Ultra X4 600W Power Supply Connector Cable Quantities & Lengths
Modular
PSU > 24" > 20+4 Pin Motherboard
1
Modular
PSU > 24" > 8 Pin EPS12V
1
Modular
PSU > 24" > 4 Pin ATX12V
1
Modular
PSU > 24" > PCI-E 6 Pin
1
Modular
PSU > 24" > PCI-E 6+2 Pin
1
Modular
PSU > 18" > Peripheral > 6” > Peripheral
1
Modular
PSU > 18" > Peripheral > 6” > Peripheral > 6” > FDD
2
Modular
PSU > 18" > Peripheral > 6” > Peripheral > 6” > Peripheral
1
Modular
PSU > 18" > SATA > 6” > SATA > 6” > SATA
3
Adapter
Peripheral > 12" > 2 x Case Fan
1

 

 

Features:

The Ultra X4 600W doesn't come with a feature list which is very unusual. The list below is drawn from the user manual and any relevant information pulled from the packaging.

  • 80 Plus Certified
  • Active power factor correction
  • Low noise
  • Fully modular
  • 135mm cooling fan
  • Short circuit and over voltage protection
  • Standard 3 year warranty or limited lifetime if registered
  • MTBF 100,000 hours @ 25°C



  1. Introduction & Closer Look
  2. Closer Look (The Power Supply)
  3. Specification & Features
  4. Testing: DC Voltage Load Regulation At 110VAC & 230VAC
  5. Testing: Efficiency, Power Factor & DC Quality
  6. Testing: Temperature, Noise Level & Fan Speed
  7. Conclusion
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