This genuine Dyson power pack battery part# 967810-23 fits all Dyson DC59, SV04 and V6 series cordless vacuum models.  Original Dyson V6 power pack offer beter performance and durability over cheaper batteries that are manufactured by third party manufacturers.  The battery is easy to replace and includes 2 new fastening screws to use when installing the battery.

For best results inspect your filter.  Many times batteries fail prematurely because of improper maintenance.  A poorly maintained filter will cause the vacuum to work harder and thus hotter.