The Signal Transformer Class B-3 C9451 DPC-10-90 is a lot of 2 power transformers designed for step-down conversion. With a primary voltage rating of 230V and a secondary voltage rating of 10V, this transformer series provides a turns ratio of 1:15. Ideal for electrical equipment and industrial applications, these transformers offer a secondary current rating of 90mA/180mA, making them suitable for various power supply needs. Made by Signal Transformer, a trusted brand in the industry, these transformers are reliable and efficient for your business or industrial requirements.