ST500DM002 ST3500418AS ST3500413AS 100535704 Rev c…For most 7200.12 and 7200.11 drives with 2 heads, their heads type is the same. Barracuda 7200.12 .11500GB These drives have usually 2 heads and the head has two types: BR2 and PH2(head QR number),only if the head type is the same, the heads .
Samsung head replacement is also easy to find donor hard drives, users just need to spend time in selecting donor drive for Seagate Samsung drives. Sometimes, even it is same model number,
Toshiba head replacement is also very common data recovery job in many data recovery labs. To find one donor drive for Toshiba hdd head replacement is easier than other drives.
Although Hitachi drives were purchased by Western Digital, but there’re still many Hitachi and even IBM hard drives in the market. There’re many physical data recovery cases in our data recovery lab.
In most WD head swap cases, users just find the same model and PCB number, the success rate is good. Sometimes after head swap, if the read/write ability of heads is not good, try to move the donor head adaptives to patient drive too.
Seagate hdd head replacement donor requirement is higher than other hdd brands, especially the Seagate F3 hard drives. Sometimes, even if it is the same model number and PCB number, but the head type can be different