FICO SLC-30 Mini Size Current Transformer | 30×10mm Window | 30A–300A to 5A Output | SLC SeriesThe FICO SLC 30 is a compact, molded housing current transformer (CT) from the SLC Series designed for reliable current measurement, monitoring and protection in residential, commercial, and light industrial applications. Engineered to deliver accurate, stable current sensing over a modest primary current range, the SLC 30 is ideal when space is limited and precise metering is required. Key Features & Benefits Primary current ranges from 30 A up to