The SIT211 from Vanguard Electronics is a Space-Qualified Power Transformer with an inductance of 0.81 mH and a current rating of 1.1 A. This transformer has a turn ratio of 1:1.0 and a direct current resistance of 0.27 Ohms. It is built to MIL-STD-981 specifications and is compliant with NASA outgassing limits. The transformer comes with tin-lead terminations and is ideal for applications such as filter inductors, common mode chokes, SEPIC converters, DC/DC converters, power supplies, and isolation transformers.