Hioki CT6280 AC Flexible Current Sensor CT Connect to the bottom of select Hioki Clamp On Ammmeters and allows AC current measurement up to 4200 Amps. Large diameter loop can measure around bus bars or multiple conductors. Ultra flexible sensor cna bend in and around small spaces. The CT6280's flexible sensor can be applied in locations where rigid jaws are not practical. In addition, the sensor cable's cross-sectional diameter of 5 mm, which is narrower than that of competing products, allows it to be applied more easily even in locations with complex or tangled wiring. Furthermore, the CT6280 can be used to measure large currents of up to 4199 A. Product information Technical Details Item Weight 1 pounds Power Source corded-electric.