On Wednesday, 1 January 2020 12:40:59 UTC, Dave Plowman (News) wrote:
I wonder if anyone can help. Looking for a replacement DC barrel plug to
fit a BT Homehub 5A power supply. I believe the plug is a "Type B 6mm
2.1mm" according to wikidev which has gone offline at the mo.
Ebay.

Very probably, but I haven't managed to find one.

Owain