Tri-ang RT.42 Train Controller 0-12V DC output - Earlier version - Not tested

Tri-ang railways speed controller RT 42 boxed model train rail accessory 50s

Triang RT42 Speed Control Unit - OO Gauge

H.M. RELCO controller. Boxed.

vintage Tri-ang P.42 train controller used for controlling model railway speeds

A nice TRIANG P.42 CIRCUIT CONTROLLER UNTESTED

Tri-ang P6 Power Controller - Railway Model Train - Vintage - Original Box

Vintage H&M Safety Minor Power Control Unit for Triang Railways