Dell Laptop Battery for Inspiron 1440 and Inspiron 1750. Part# K450N , 312-0940, 312-0941, J414N, K415N, G555N, OK456N, G558N 6 cell battery - black - Newegg.com
Extended Life 6 Cell Battery for Dell Inspiron 1440 1525 1526 1545 1546 1750 GW240|batteries movie|battery operated flicker candlebattery for macbook 13 - AliExpress
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New GHU Battery for Dell Inspiron 14/ 17, Inspiron 1440, Inspiron 1750, 0F972N, 312-0940,312-0941,312-0941,J414N - Walmart.com
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Amazon.com: dell inspiron 1440 battery
Amazon.com: 11.10V,4800mAh,Li-ion,Hi-quality Replacement Laptop Battery for Dell Inspiron 1440, Inspiron 1750, Compatible Part Numbers: This replacement laptop battery can substitute the following part numbers of Dell 0F972N, 312-0940, J414N, K450N ...