Created by experienced specialists in building of bitcoin mining hardware, NekrosMiner is the most powerful and power efficient SHA-256 miner for today. Ultrafast 85TH/s bitcoin miners will be supplied in a convenient 4U Rackmount case and fully ready for mining (PSU, control unit, cables and easy setup included). Plug-and-Mine. It doesn't matter if your a pro or a newbie in mining Bitcoins - start mining Bitcoins in just 5 minutes. NekrosMiner has a built-in controller and is shipped with pre-installed operating system and software. It is easy to maintain and need only some minor setup.