The DC/AC clamp-on leakage current sensor is a product specially designed for measuring DC and AC leakage current and current below 600V. It adopts new CT and digital integrated technology, and the fine and long design of the jaw is suitable for use in places with dense wiring. The sensor is small in size, high in accuracy and stable in performance. It can be connected to phase detection analyzer, industrial control device, data recorder, oscilloscope, power quality analyzer, high-precision digital multimeter etc. It is widely used in power, communications, meteorology, railway, automobile industry, oil field, construction, measurement, scientific research teaching units, mining enterprises etc.