Autopulse TwinTransPak 5 Model Train Power Pack Dual Control w/ Box

Vintage Model Rectifier Corp DUAL POWER Model Train Hobby Transformer

Vintage MRC Model 500 HO Train Control Throttle pack with box & instr-working

Vintage MRC Sound & Power 7000 Transformer Controller HO O G Model Train

MRC Dual Power 027 Two Train Transformer/270 Watts of AC Power/One Controller

Vintage NOS 1990s MRC Tech II Throttle Control 3000GS HO O S N TT Model Train

MRC Tech II Railmaster 2400 Model Train Control

MRC Railpower 1370 HO/N Scale Model Train Power Pack Transformer