Power supplies
1,255 PSUs
HP 2400W Fully Modular (499243-B21)
2,400 W · Fully modular · ATX
$122 $0.05/W
Newegg
NE $122 · AMZ $150
IBM 460W 80+ Server (94Y6236)
460 W · 80 PLUS · Server / redundant
$60 $0.13/W
Newegg
NE $60 · AMZ $149