The Solid State Drive (SSD) Carrier Card network interface module (NIM) enables SSD support on the Cisco ISR 4451-X platform NIM slots. It provides flash storage to the platform and supports dual 2.5" (7 mm max) SATA SSDs. The carrier card fits into NIM slot 3 in the Cisco ISR 4451-X. The router supports only a single SSD Carrier Card NIM.