The WAGO 855-4105/400-101 Current Transformer is a robust device designed for accurate current measurement, accommodating a primary current of 400 A and delivering a secondary output of 5 A. Weighing 263 g, its compact dimensions of 27.5 x 28 mm make it ideal for installations with limited space. With a voltage capacity of 720 V, this transformer ensures reliable performance and precise readings across various electrical applications.