WAGO-855-Series-Split Core-Current-Transformers-WAGO-855-4005-150-101-This-WAGO-855-4005-150-101-Split Core-Current-Transformer-is-suitable-for-retrofitting-to-existing-circuits-without-the-need-to-disrupt-current-paths-p-p-The-transformer-is-capable-of-supplying-extremely-precise-current-measurements-on-insulated-cables-up-to-18mm-in-diameter-p-WAGO-855-4005-150-101-Split Core-Primary-150A-Secondary-5A-Current-Transformer