Hi All Is this siutable to power the PI3 B+ the splitter and the converter. https://www.amazon.co.uk/gp/product/B00JX1ZS5O/ref=ppx_yo_dt_b_asin_title_o05_s00?ie=UTF8&psc=1
No. You should be looking for a powered USB hub that has at least a 3 amp power supply and can output at least 2 amps (bear minimum) to one port (for the Rpi). Sorry haven't shopped for one lately, so I have no suggestions.
Thanks Akriss Just realised I have 2 of theses) https://www.amazon.co.uk/gp/product/B07GBQJSHK/ref=ppx_yo_dt_b_asin_title_o06_s00?ie=UTF8&th=1 (above my tv and it says they supply 2.1 amps so hopefully this will be enough power.