Both the #5552787-A (non-RoHS) and the #5552487-P(RoHS Applied/these are interchangeable) are 900GB drives with 10k speed, in a Small Form Factor 2.5″ drive caddy to fit into all of the Hitachi Vantara VSP G Series Storage Systems.

The Feature Codes for these two drives are as follows:

DKC-F810i-900JCM = #5552787-A    RoHS Not Applied

DKC-F810i-900JCMC = #5552787-P   RoHS Applied