Wylex NB 6 amp to 40 amp MCBs

Description

Wlyex NB range (or Proteus retro-fit)6 amp to 40 amp MCBs used in Wylex NN range consumer units identified usualy by a black toggle switch and black ID legend (screw on busbar connection)                   NO 40 AMP MCBs LEFT.        Please state amperage required on Additional Information.