This is purchased as is. I do not have the knowledge or experience to test this. It hums when plugged in. The Vintage Lionel TrainMaster Type "KW" Transformer is a classic piece of equipment used for controlling model railroads. With a power output of 190 Watts and operating on AC power supply, it provides the necessary power for running trains with analog control. This black transformer is a ready-to-go item with a compact size of 7 1/4" length, 7 3/4" height, and 6 3/4" width, making it easy to install and use. Made by the renowned brand Lionel in the United States, this vintage piece is a must-have for any model railroad enthusiast looking to add to their collection.
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