Vintage Tyco HO Scale Model 899V Transformer Railroad Train Power Pack Untested

KF INDUSTRIES HO Power Pack Model 50 Controller Transformer Train Vntg Untested

KF Industries HO Train Model CB250 Dual Control Transformer Power Pack Tested

HO Scale Tyco Model 899B Hobby Transformer model Train power pack -Untested

Vntg Tyco HO Electric Power Pack Model 899 Train Transformer inOrig Box Untested

Vintage TYCO HO Scale Train Transformer Power Pack Lot of 2 Untested

MRC Railpower 1300 Model Train Power Pack HO & N Scale w/ Box Untested

Atlas Model 1252 HO Power Pack Toy Transformer: UNTESTED