The unit is untested.
Triang P5 Power Units Controller & RT42 Speed Control Unit - UNTESTED
Vintage Rovex Tri-ang RT42 Speed Control Unit For OO Gauge Model Trains Unboxed.
Classic Clean TRIANG RAILWAYS Speed Control Units No: R.42 - Untested UK Exp ⭐⭐⭐
Vintage power unit Triang Railway Speed Control Unit for Train Set Untested
Vintage Triang Railways Speed Control Unit Controllers For Train Set Untested
TRI-ANG `OO GAUGE` CONTROL UNITS #P42 CIRCUIT & RT42 SPEED (GOOD USED CONDITION
