Check the listing for details. Bachmann Model #6607 Hobby Transformer. Condition: Used. Listed at 13.99 USD. This Bachmann Model #6607 Hobby Transformer is a reliable and efficient power solution for your model railroad. With a control system of analog and a unit quantity of 2, it is perfect for powering multiple trains at once. The transformer has a length of 5 inches and a width of 2 inches, making it compact and easy to fit into any model railroad setup. The Bachmann 6607 is a high-quality transformer that is perfect for hobbyists and experienced model railroad enthusiasts alike. Its brand reputation and model recognition ensure that you are getting a product that is both durable and effective. Whether you are powering your model railroad for the first time or looking for a reliable power solution, the Bachmann Model #6607 Hobby Transformer is the perfect choice.