A proximity electric current sensing device, comprising: a main body (110, 410) having a hole for a conducting wire (112, 412) to go through the main body (110, 410); a first adjusting component (120, 420) disposed on a first side of the main body (110, 410) for adjusting a first position of the conducting wire (112, 412); a second adjusting component (130, 430) disposed on a second side of the main body (110, 410) for adjusting a second position of the conducting wire (112, 410); a first sensing unit (140, 462) disposed on the main body (110, 412) and adjacent to a first side of the conducting wire (112, 412) for sensing a first magnetic flux of the conducting wire (112, 412); a second sensing unit (150, 464) disposed on the main body (110, 410) and adjacent to a second side of the conducting wire (112, 412) for sensing a second magnetic flux of the conducting wire (112, 412); a third sensing unit (160, 466) disposed on the main body (110, 410) and adjacent to a third side of the conducting wire (112, 412) for sensing a third magnetic flux of the conducting wire (112, 412), wherein the third sensing unit (160, 464) comprises: a first sensing coil disposed on the main body (110, 410) and adjacent to the third side of the conducting wire (112, 412) for sensing the third magnetic flux to generate a first voltage; and a second sensing coil disposed on the main body (110, 410) and adjacent to the first sensing coil at a preset distance (d) for sensing the third magnetic flux to generate a second voltage; and a processing unit (170, 470) coupled to the first sensing unit (140, 462), the second sensing unit (150, 464) and the third sensing unit (160, 466) being configured to determine a position of the conducting wire (112, 412) according to the first magnetic flux and the second magnetic flux, and to calculate an amount of an electric current according to the first voltage and the second voltage. a main body (110, 410) having a hole for a conducting wire (112, 412) to go through the main body (110, 410); a first adjusting component (120, 420) disposed on a first side of the main body (110, 410) for adjusting a first position of the conducting wire (112, 412); a second adjusting component (130, 430) disposed on a second side of the main body (110, 410) for adjusting a second position of the conducting wire (112, 410); a first sensing unit (140, 462) disposed on the main body (110, 412) and adjacent to a first side of the conducting wire (112, 412) for sensing a first magnetic flux of the conducting wire (112, 412); a second sensing unit (150, 464) disposed on the main body (110, 410) and adjacent to a second side of the conducting wire (112, 412) for sensing a second magnetic flux of the conducting wire (112, 412); a third sensing unit (160, 466) disposed on the main body (110, 410) and adjacent to a third side of the conducting wire (112, 412) for sensing a third magnetic flux of the conducting wire (112, 412), wherein the third sensing unit (160, 464) comprises: a first sensing coil disposed on the main body (110, 410) and adjacent to the third side of the conducting wire (112, 412) for sensing the third magnetic flux to generate a first voltage; and a second sensing coil disposed on the main body (110, 410) and adjacent to the first sensing coil at a preset distance (d) for sensing the third magnetic flux to generate a second voltage; and a processing unit (170, 470) coupled to the first sensing unit (140, 462), the second sensing unit (150, 464) and the third sensing unit (160, 466) being configured to determine a position of the conducting wire (112, 412) according to the first magnetic flux and the second magnetic flux, and to calculate an amount of an electric current according to the first voltage and the second voltage. a first sensing coil disposed on the main body (110, 410) and adjacent to the third side of the conducting wire (112, 412) for sensing the third magnetic flux to generate a first voltage; and a second sensing coil disposed on the main body (110, 410) and adjacent to the first sensing coil at a preset distance (d) for sensing the third magnetic flux to generate a second voltage; and a processing unit (170, 470) coupled to the first sensing unit (140, 462), the second sensing unit (150, 464) and the third sensing unit (160, 466) being configured to determine a position of the conducting wire (112, 412) according to the first magnetic flux and the second magnetic flux, and to calculate an amount of an electric current according to the first voltage and the second voltage.