Power Unit No.1. In good working order and in great condition.
Vintage TRIANG Power Unit No1 Transformer Model Train Set
Tri-ang Vintage Power Unit No1
INTERNATIONAL MODEL AIRCRAFT LTD - POWER UNIT NO1. UNTESTED
Triang Power Unit. P4-5 Power Controller.
Vintage Triang Power Unit P5 Power Controller for Train Set Untested
Vintage Triang Power Unit RP 4.5 Power Controller Untested
