Troller Autopulse Momentum 1 Train Controller Transformer Model 34 - Vintage

Troller Transistorized Autopulse Momentum 1 HO Train Transformer Model 34 W/Box

Troller Transistorized Autopulse Momentum 2.5 Train Transformer HO Trains Lionel

Troller Train Controller Transformer Transistorized AutoPulse TwinMomentum 5

MRC Sound & Power 7000 Train Controller Transformer HO/N/O/G *USED* NO SPEAKER

Vintage TROLLER Model TRH-200 - New - "Warehouse Find"

Troller TRH-40 Tracker DC Walk Around HO Scale Multiscale Train Controller