Both "A" units are powered

This is a Faller 222216 N Grain Silos (Pack of 2)

Southern Pacific S gauge ready-to-run freight set

They were a common sight throughout the Industrial Midwest

This is a Bluford Shops 60111 N Colorado & Southern USRA 30'6 2-Bay Hopper - Ready-To-Run

Woodland Scenics US2282 O Transformer Connect (Set of 2) ProductID_12303056 Both "A" units are poweredThis is a Woodland Scenics US2282 O Transformer Connect Set Lot [2]. Use the O Scale Transformer Connect Set to give the illusion of providing power from utility poles to structures. All powered structures need a power drop, and the Transformer Connect Set makes it easy to add this feature for further realism on your layout. This Set is designed to work with the Pre Wired Poles. This includes 2 Distribution Poles with Transformers and 44 (111 cm) of