HP HIT-5526390-P - Device interface cable (R11C) - Connects DKC (disk controller) and DKU (disk array frame unit) - FC-3U-A2 to 3U-A1 Retail
HP HIT-5526390-M - Device interface cable (R11C) - Connects DKC (disk controller) and DKU (disk array frame unit) - FC-5U-A2 to 5U-A1 Retail