Dell F5133 - 6-Cell 11.1V Battery for Inspiron 6000 9200 9300 9400 E1705 - CPU Medics
Best Buy: DENAQ 9-Cell Lithium-Ion Battery for Select Dell Inspiron, Precision and XPS Laptops DQ-U4873
D5551 - 9-Cell 73Wh 11.1V Battery for Dell Inspiron 6000 9200 9300 9400 E1705 - CPU Medics
Taking apart the Dell Inspiron 9400 - Grey Panther's Place
eReplacements Premium Power Products 312-0339 - Notebook battery - 1 x lithium ion 9-cell 6600 mAh - for Dell Inspiron 9400, XPS Gen 2; Precision Mobile Workstation M6300, M90; XPS M1710 (312-0339-ER) at TigerDirect.com