HP HIT-5526390-R - Device interface cable (R11C) - Connects DKC (disk controller) and DKU (disk array frame unit) - FC-7U-A2 to 7U-A1 Retail
HP HIT-5526394-D - Device interface cable (EXC) - Connects one DKU (disk array frame unit) to another DKU - 3L/BL-A2 to 3L/BL-A1 Retail
HP HIT-5526394-H - Device interface cable (EXC) - Connects one DKU (disk array frame unit) to another DKU - 7L/FL-A2 to 7L/FL-A1 Retail
HP HIT-5526394-M - Device interface cable (EXC) - Connects one DKU (disk array frame unit) to another DKU - 3U/BU-A2 to 3U/BU-A1 Retail
HP HIT-5526394-K - Device interface cable (EXC) - Connects one DKU (disk array frame unit) to another DKU - 1U/9U-A2 to 1U/9U-A1 Retail