FW Bell CLSM-1000Product Attribute Attribute Value Accuracy 0. 5% @ 25 C Current, Primary 1000 A Current, Secondary 200 mA Current, Switching 200 mA Diameter, Inner 1. 58 in. For Use With Measures DC, AC and impulse currents Frequency Response DC to 100 kHz Function Current Height 4. 22" (107. 2mm) Length 6. 3" (160. 02mm) Measurement Range 1500 A Mounting Type Panel Mount Output Current Series CLSM Series Standards UL Listed Supply Voltage 18 VDC Technology Hall