This is a device which controls the powerful flow of current. It uses closed loop fluxgate system.It gives best result at +105℃ and -40℃. Consist of Multi-Busbar,F02 and F03 with source access. It has four main models with primary nominal current range 6-50A including 24 models in all category. F01PxxxS05L series have PCB installed in it with built in busbar.They are designed by pin simnilarity as the extended version of S22PxxxS05M2 series. It has a unipolar poiwer supply of +5V with rated ou[ut voltage of +0.625V and offset voltage of +2.5V.Its Anti-Surge current is rated in 4kAT，8/20μS, 1times.