Case studies Want to know what it's like to have Nynas as a supplier and partner? To hear the words of our customers, click on the links and we'll take you to their locations around the world and you'll find out what they really think of us. You'll find case stories from around the world describing how our customers work together with us in order to create mutual value through innovative solutions. Oil filling - A colossal transformer "For a job like this we need a partner capable of a high degree of accuracy and flexibility," says Mark Wilson, Head of Sales & Tendering at Alstom Grid's transformer factory in Stafford, UK. Read more about Oil filling - A colossal transformer Oil analysis keeps Nacka Energi in power With 27,000 subscribers depending on electricity from Nacka Energi, the company keeps a close eye on its nine main transformers. Each transformer is made to measure, so if one fails, it could take a year to replace it. Read more about Oil analysis keeps Nacka Energi in power The world's longest underwater electricity cable A new underwater cable – the world's longest for electricity – has been installed between Norway and the Netherlands. Read more about The world's longest underwater electricity cable Barth in Austria - Solve transformer problems, and fast "Barth, we've got a problem!" This is a statement heard regularly on answering the phone at Barth GmbH in Austria. Luckily for the caller they've come to the right place. Read more about Barth in Austria The "impossible" transformer "The aim of our research is not just to find out what the remaining life of a transformer is. We also want to know exactly WHEN it has to be replaced. The ideal situation would be to replace it the day before it fails!" Read more about The "impossible" transformer 123