Pole-mounted transformers are those odd-looking electrical boxes and coils that are attached to the tops of electrical poles. They tend to remind you of the scenes from old black-and-white Frankenstein movies when Dr. Frankenstein was in his lab and elevating his creature toward the roof to be electrically awakened. If you see your power company installing transformer on a pole in your neighborhood, you might be wondering why. Here are some of the more common reasons why this type of field dressing may be happening in what seems like a mostly residential area.