I have a Packard Bell iMedia s3720/x4520uk and I need a new PSU. Please help!?

NIce

New member
My pc is an iMedia s3720/x4520uk and i have a Hipro HP-D250AA0 PSU at 250Watts. I need a new on at about 500w and i can't find one anywhere on the net. Can anyone please advise?!
The dimensions of my current PSU are approximately, 135mm,120mm,62mm.
Please help, it's urgent!
 
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