Thanks for the reply Tarvoke. I thought I would err on the side of caution and pick up a 90 W charger. I managed to find a genuine Lenovo one fairly cheap from a "well known auction site". Awaiting arrival of both the ultrabase and power adapter.

Thanks again.

Hi,

Thanks very much for the reply and the welcome. As I will be using the ultrabase primarily for the optical drive, I guess 90 W is the way to go.
Thanks again.

Hi, New member here so wanted to introduce myself. I am based in Wales within the UK. I have a specific question related to the 65W power supply I have for my Thinkpad x201. Can this be used with the x200 Ultrabase I have just acquired (awaiting delivery) or would the Ultrabase require a 90 W power ...