This is for 1 x drive, both items in stock are from the same factory batch.

Mfr Model:  HDT725025VLA380
Mfr Part:   0A33650
Mfr Date:   FEB-2008
C.O.O:      THAILAND
MLC:        BA2163
Revision:   A02
Board Part: F 0A29531 01

PC3000 info avail if needed.