Keeping grids resilient – at any time with Siemens Transformers: reliability of energy grids is a matter that affects everybody involved in the business. Siemens Transformers developed the Pretact® portfolio for grid resilience wherever needed. In the case of a blackout being unavoidable, Siemens Transformers have designed a strategy beyond replacement. Mobile Resilience Transformers can be easily transported and are quickly installed, significantly reducing outage time and costs. The Pretact® line implements the new Siemens Transformer design style guide with a bold visual impression of reliability in emergency situations.