- HSTNN-OB51
- 451545-361
- 456623-001
- HSTNN-DB51
- KU530AA
- 500014-001
- 484785-001
- 451545-261
- 572186-001
- 572189-001
- For Hp Compaq 6520
- For Hp Compaq 6520s
- For Hp Compaq 6520p
- For HP 541
- Business Notebook 6530s
- Business Notebook 6531s
- Business Notebook 6535S
- For COMPAQ 515
- For COMPAQ 510
- For COMPAQ511
- For COMPAQ516
- For HP 540
