R40187 Mk4 Standard Transport for Wales 12447 Rails-Exclusive The Sovereign base unit can

The Sovereign base unit can control two handsets connected to it at any one time

White/white cable

then you might consider the GM377 Traffic Light

and the TransPennine Express units designated 350/4

This two-car DMU is finished in BR West Yorkshire Passenger Transport Executive Metro livery with SOUND FITTED

R40187 Mk4 Standard Transport for Wales 12447 Rails-Exclusive The Sovereign base unit canBuilt at Metro Cammell's Washwood Heath factory, 314 Mk4 coaches were produced between 1989 and 1992. They were built specifically for use on the newly electrified East Coast Main Line, along with hopes that a second order for the West Coast Main Line would be placed at a later date, although this second order never transpired. Mk4 coaches featured many improvements over the Mk3s such as push button operated plug type doors, fully sealed gangways and