XE1-3ET00-02 RSC-3ET, 3U, 16xSATA/SAS HS 3,5/2,5" universal bay + 2x2,5" 15mm internal bay + 4x2,5" 7mm internal bay, up to 12"(W) x 13"(D) E-ATX, 12G passive backplane support 4*NVMe, Acbel 2U 800W