The DEBNAR WSK40 is a high-quality, window-type current transformer designed for reliable and accurate measurement of alternating currents in low-voltage power systems. Its compact housing allows for easy installation on busbars or directly onto cables passing through its 40mm window. This transformer is ideal for use with ammeters, energy meters, and other monitoring devices in industrial and commercial applications, converting high primary currents to a standardized 5A secondary output. Built to meet stringent industry standards, the WSK40 ensures precision and safety in your electrical measurement setups.