This Siemens transformer is a top-of-the-line choice for businesses and industries in need of reliable electrical equipment. Designed for single-phase use and featuring a SITAS system, this transformer has a power output of 250VA and can handle voltage inputs ranging from 115/230V to 208-550V. With a model number of 4AM4042-8DD40-0FA0, this transformer is made by one of the most trusted brands in the industry. It is perfect for use in a variety of settings, from manufacturing plants to construction sites. This item is categorized as "other electrical equipment and supplies" and falls under the larger umbrella of "business and industrial" products. Whether you're looking to upgrade your existing equipment or outfit a new workspace, this transformer is sure to meet your needs. With its high-quality construction and reliable performance, you can trust it to get the job done right.