Buffalo TeraStationWSS , 1U Rack Mountable , 4-Bay NAS / 32TB , Intel Atom C3338 1.5 GHz Dual-Core , 8GB ECC DDR4 RAM , Windows Storage Server 2016

2U with Management feature for 3 backup servers for free (includes management server itself). , 140 TB Usable Storage , suggested backup 83.5 TB, with 2 x SAT5220-3840G (RAID 1), 64 GB RAM, 1 x 1 GbE + 2 x 10 GbE, not include railkit RKS-02