power plug or powerstrip for step donw transformer

[ak19]

i am looking for power plug (so i use it with 110 v output and connect my custom made power plug board to connect 110v devices with ind to us plug converter pls correct me if its not an good idea ) or usa powerstrip for 3000

watts step down transformer

purpose to use multiple us based devices from one 110 v output on transformer

powerstrip must b with 3000 watts continous power

thanks !