Re: Battery Bay for W520 (4270CTO) in ThinkPad: P and W Series Mobile Workstations https://forums.lenovo.com/t5/ThinkPad-P-and-W-Series-Mobile-Workstations/Battery-Bay-for-W520-4270CTO/m-p/871483 ThinkPad: P and W Series Mobile Workstations topics Sun, 23 Sep 2012 18:23:08 +0000 tp07_en <![CDATA[ Re: Battery Bay for W520 (4270CTO) ]]> https://forums.lenovo.com/topic/findpost/1306/871483/872201 from what i see, the only W that supports a 3-cell bay battery is the W500.

part numbers: 57Y4536 or 0A36310. battery types 42 or 43, respectively.

 

similarly, those batteries are supported in the T500, but not beyond. in the T4xx series, beyond the T400 they are only l ]]> Sun, 23 Sep 2012 18:23:08 +0000 https://forums.lenovo.com/topic/findpost/1306/871483/872201 NateS