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Ultra X4 1050W Power Supply Review

paulktreg    -   October 18, 2009
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Specification:

Ratings Table:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Ultra X4 1050W Specifications (Part No: U12-40502)
AC Input
115-230VAC     14-7A     50-60Hz
DC Output
+5V
+3V3
+12V
-12V
+5VSB
Maximum Load
30A
24A
76A
0.5A
3A
Maximum Combined Wattage
170W
912W
6W
15W
1029W
21W
1050W

 

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 1050W Over Voltage Protection
Sense Level
Over Voltage
+3V3
4.2V±10%
+5V
6.3V±10%
+12V
15.0V±10%

 

Safety & Agency Approvals:

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

 

Power Supply Weight:

 

Power Supply Weight
Manufacturer/Model
Weight
Ultra X4 1050W
2.1kg
4.6lbs

 

Power Supply Connectors:

 

Ultra X4 1050W Connectors
20+4 Pin Motherboard
Modular
1
EPS12V 8 Pin
Modular
1
ATX12V 4 Pin
Modular
1
PCI-E 6 Pin
Modular
3
PCI-E 6+2 Pin
Modular
3
SATA Power
Modular
11
Peripheral 4 Pin
Modular
9
FDD
Modular
2
Case Fan
Adapter
2

 

Power Supply Cable Lengths:

 

Ultra X4 1050W Connector Cable Lengths
Modular
PSU > 23” > 20+4 Pin Motherboard
1
Modular
PSU > 23” > 8 Pin EPS12V
1
Modular
PSU > 23” > 4 Pin ATX12V
1
Modular
PSU > 23” > PCI-E 6 Pin
1
Modular
PSU > 25” > PCI-E 6 Pin
1
Modular
PSU > 27” > PCI-E 6 Pin
1
Modular
PSU > 23” > PCI-E 6+2 Pin
1
Modular
PSU > 25” > PCI-E 6+2 Pin
1
Modular
PSU > 27” > PCI-E 6+2 Pin
1
Modular
PSU > 17” > Peripheral > 6” > Peripheral > 6” > FDD
2
Modular
PSU > 17” > Peripheral > 6” > Peripheral
1
Modular
PSU > 17” > Peripheral > 6” > Peripheral > 6” > Peripheral
1
Modular
PSU > 17” > SATA > 6” > SATA
1
Modular
PSU > 17” > SATA > 6” > SATA > 6” > SATA
3
Adapter
Peripheral > 12” >  2 x Case Fan
1

 

Features:

Nothing that could be described as a feature list, so below are the main points taken from the packaging and the user manual.

  • 80 Plus certified
  • Active power factor correction
  • Low noise
  • Fully modular
  • 135mm cooling fan
  • Thermal overload sensors
  • Standard 3 year warranty or limited lifetime warranty if registered
  • MTBF 100,000 hours @ 25°C
  • Efficiency 85% at typical load and nominal input voltage

     



  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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