wˈɛlfɛɹ ænd bˈʌs vˈɜːʒənz wɜːɹ ˈɔːlsoʊ kənstɹˈʌktᵻd baɪ pˈɑːɾɚɹiz mˈoʊɾɚ tɹˈækʃən tə ðə nˈaɪp ˈaʊtlaɪn, mˈeɪnli fɔːɹ ðɛɹ ˈoʊn jˈuːs, ɔːlðˈoʊ ɐ dˈɛmənstɹˌeɪɾɚ wʌz bˈɪlt.
Welfare and Bus versions were also constructed by Potteries Motor Traction to the Knype outline, mainly for their own use, although a demonstrator was built.