Dell AlienWare 2F8K3 Battery

Dell Alienware 2F8K3 Battery for M17X-R5 and M18X-R3 Models This Dell Alienware 2F8K3 battery replaces the original te Alienware M17X 5th generation (R5) and M18X 3rd generation (R3) laptop batteries. The M17x laptop has a 17" screen and the M18x has an 18" screen measured diagonally.
Note: If you have a removable cartridge battery, this is not the correct battery. Earlier versions of this laptop use a different battery. (R1, R2 etc. ). Go to our Alienware laptop battery page for the full list. This replacement 2F8K3 battery is an internal battery which requires the case to be opened up in order to charge the battery. In order to ensure that you receive the correct battery you should take your battery out and compare it to the picture above. We use the highest quality lithium-ion battery cells that charge faster, last longer and weigh less than cheaper, lower quality batteries. Each 2F8K3 battery is backed by a 2-year warranty and 30-day money back guarantee. Tech Specs Xtend brand; 14.8 Volts; 83 Whr; 8 Cell Li-ion; Samsung (South Korea); Black; Assembled in China; 2 Year Warranty; 30 day full satisfaction guarantee; 300-500 recharge cycles; You can expect about 3 - 3.5 hours of run time with this 2f8k3 battery when new, depending on your energy use.
Replaces these battery part numbers: 02F8K3 0G33TT 0J33TT 0KJ2PX 0NU209 2F8K3 451-BBCB G33TT KJ2PX