/dev/sda Device Model:     HGST HUS724030ALA640
Serial Number:    PN2281P9JE356Y
  9 Power_On_Hours          0x0012   100   100   000    Old_age   Always       -       5359
=================
/dev/sdb
Device Model:     HGST HUS724030ALA640
Serial Number:    PN2281P9JDZYAY
  9 Power_On_Hours          0x0012   100   100   000    Old_age   Always       -       5359
=================
/dev/sdc
Device Model:     TOSHIBA DT01ACA100
Serial Number:    8315359KS
^C

[root@dev1 ~]# bash 2.sh
/dev/sda
Device Model:     HGST HUS724030ALA640
Serial Number:    PN2281P9JE356Y
User Capacity:    3,000,592,982,016 bytes [3.00 TB]
  9 Power_On_Hours          0x0012   100   100   000    Old_age   Always       -       5359
=================
/dev/sdb
Device Model:     HGST HUS724030ALA640
Serial Number:    PN2281P9JDZYAY
User Capacity:    3,000,592,982,016 bytes [3.00 TB]
  9 Power_On_Hours          0x0012   100   100   000    Old_age   Always       -       5359
=================
/dev/sdc
Device Model:     TOSHIBA DT01ACA100
Serial Number:    8315359KS
User Capacity:    1,000,204,886,016 bytes [1.00 TB]
  9 Power_On_Hours          0x0012   097   097   000    Old_age   Always       -       24485
=================
/dev/sdc1
Device Model:     TOSHIBA DT01ACA100
Serial Number:    8315359KS
User Capacity:    1,000,204,886,016 bytes [1.00 TB]
  9 Power_On_Hours          0x0012   097   097   000    Old_age   Always       -       24485
=================
/dev/sdd
Device Model:     Samsung SSD 850 EVO 250GB
Serial Number:    S2R5NXAH113304K
User Capacity:    250,059,350,016 bytes [250 GB]
  9 Power_On_Hours          0x0032   098   098   000    Old_age   Always       -       5643
=================
/dev/sdd1
Device Model:     Samsung SSD 850 EVO 250GB
Serial Number:    S2R5NXAH113304K
User Capacity:    250,059,350,016 bytes [250 GB]
  9 Power_On_Hours          0x0032   098   098   000    Old_age   Always       -       5643
=================
/dev/sdd2
Device Model:     Samsung SSD 850 EVO 250GB
Serial Number:    S2R5NXAH113304K
User Capacity:    250,059,350,016 bytes [250 GB]
  9 Power_On_Hours          0x0032   098   098   000    Old_age   Always       -       5643
=================
/dev/sde
Device Model:     WDC WD5000AAKS-60WWPA0
Serial Number:    WD-WCAYUX008971
User Capacity:    500,107,862,016 bytes [500 GB]
  9 Power_On_Hours          0x0032   041   041   000    Old_age   Always       -       43224
=================
/dev/sde1
Device Model:     WDC WD5000AAKS-60WWPA0
Serial Number:    WD-WCAYUX008971
User Capacity:    500,107,862,016 bytes [500 GB]
  9 Power_On_Hours          0x0032   041   041   000    Old_age   Always       -       43224
=================
/dev/sdf
Device Model:     ST2000LM003 HN-M201RAD
Serial Number:    S36VJ9AGA07655
User Capacity:    2,000,398,934,016 bytes [2.00 TB]
  9 Power_On_Hours          0x0032   100   100   000    Old_age   Always       -       6926
=================
/dev/sdf1
User Capacity:        2,000,398,934,016 bytes [2.00 TB]
=================