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This AT form factor PSU has a real power rating of 250W (continuous). The 8cm fan located on the back of the PSU ensures that it can be used in any kind of ATX chassis without any compatibility issues.

A unique feature of the SPI-250G is its monitor outlet that allows an external display to be powered directly from the desktop PC (provided that the external display has a C14 AC power inlet). It also has a -5V rail that allows the use of industrial and legacy motherboards.


  • -5V rail available
  • OVP / OCP / SCP protection
  • 8cm fan on the rear side
  • Monitor Outlet
  • AT form factor
  • AT legacy connectors
2_year_warranty rohs


Output Table
AC Input 180~264V, 3A, 47~53Hz
DC Output +3.3V +5V +12V -12V -5V
Max Output Current 26A 9A 0.5A 0.5A
Max Combined Power 130W 108W 8.5W
Total Power 250W
Peak Power


Dimension Depth Width Height
(mm) 140 150 85.7


PSU Load
20% 50% 100%
Efficiency 65% 65% 65%


1x AT P8 & P9 Connector


connector_-_cpu_8pin connector_-_cpu_4_4pin connector_-_cpu_4pin
CPU 8 Pin CPU 4+4 Pin CPU 4 Pin


connector_-_pci-e_6_2pin connector_-_pci-e_6pin
PCI-E 2.0 6+2 (8) Pin PCI-E 2.0 6 Pin


connector_-_sata connector_-_molex_4pin connector_-_floppy_4pin connector_-_fan_2pin
S-ATA 3x Molex 4 Pin 1x Floppy 4 Pin Fan 2 Pin