The P6303 Current Probe is identical to the A6303 probe. It offers a wide range of current measurement capability for the lab and bench environment. This probe requires the use of an AM503, AM503A, AM503B or AM5030 Current Probe Amplifier. 20 Amps continuous 500 Amps peak Bandwidth: DC to 15MHz Cable length: 2 meters Up to 0.83 Conductor Diameter