@crazydane thx man!
For your last solution, do you mean i have to plug this one
 


To my L14-30R receptacle and then wire it to the this pdu

https://www.ebay.com/itm/HP-252635-001-PDU-24A-MPDU-HIGH-VOLTAGE-OUT-PERP-32X-C13-IN-L6-30P/112846040592?ssPageName=STRK%3AMEBIDX%3AIT&_trksid=p2060353.m2749.l2649

and finally what kind of power cord do i need to plug the supernova1600 to that pdu?

If some one has better idea Please suggest me.

@ccgllc Thank you for your reply.
Im from Canada and comfortable building my own electrical stuff.
Do you mean this one?



How about these two together?



Is there any PDU to connect directly to 4-Prong-30-Amp-Dryer ?

Hi guys,
What are cheapest solution (and safe) to use 30 Amp L14-30R 4-Prong receptacle (240v for dryer) with supernova 1600 + 5 GTX1080Ti rig?




 

Twist coin?