New Power Supply, early 2009 MacPro (4,1)


first, i've searched forum related issues , have come empty handed.

need new power supply 2009 mac pro. repair should easy. getting part proving hard.

i've done of standard diagnostics , have reduced possibilities power supply, after 2 hours of know on wednesday (12/30) in trying system restart. press power button, hear "click" , nothing. rinse , repeat 2 hours while pulling , disconnecting possible power unit. no, not connected usb devices, monitor, hard drives, memory, etc. have replaced br2032 cr2025 (yes know different working , according forum posts work, not long).

need know, unit has 32gb of memory, 256gb ssd, 500gb , 1tb drives, original ati 4870 , 3 usb devices attached. 1 connection ups, 1 speaker system , 1 7 port usb 2 hub (keyboard , mouse connect via usb hub). system running os x 10.10.5.

if knows in u.s.a. can power supply tower macpro (early 2009) appreciated.

thanks,
 



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