Laptop Model Part Number Voltage Capacity Latitude C, CP, CPi, CPt, CPx series, C500, C510, C540, C610, C640, C800, C810, C840, M40, M50, Inspiron 2500, 3700, 3800, 4000, 4150, 8000, 8100, 8200 1340Y, 1691P, 1K500, 2M400, 3H349, 3H625, 3K120, 5081P, 53977, 66912, 6H410, 6M934, 75UYF, 77TCJ, 7N025, 851UY, 8M815, 8C612, XO316, 5208U, 555TT, 5E528, 5H980, 3149C, 1X511, 2H660, 2J245, 3H352, 800BTPR, 01J433, 07H508, 312-0009, 312-0026, 312-0028, 312-0041, 312-0051, 312-009, 312-0113, 312-0115, 312- 522, 312-3250, 312-3280, 14.4v 4.46Ah