HX - P/SP2 Series. Open Loop Hall Effect current transducers with integral primary connections for the accurate measurement of current. Open Loop (low power consumption) AC,DC, and mixed signal measurement Extended measuring range (3xlpn) Small size HX 03-20 (23.5x15.8x19mm) HX 25-50 (20x19x15.4mm) Multi turn Primary Unipolar power supply Operating Temperature Range -25 to +85°C Supply voltage 12/14Vdc Load Resistance 2K Insulation test voltage 3kV Frequency Bandwidth 50kHz Body Mat'l UL94-V0 Weight 8g