\documentclass[border=3pt, tikz]{standalone}
% Circuits
\usepackage[european,s traightvoltages, RPvoltages, americanresistor, americaninductors]{circuitikz}
\tikzset{every picture/.style={line width=0.2mm}}
% Tikz Library
\usetikzlibrary{calc}
% Bipoles Specifications
\ctikzset{bipoles/thickness=1.2, label distance=1mm, voltage shift = 1}
\def\nu{10}
\def\nodesep{0.3}
\begin{document}
\begin{tikzpicture}
\begin{circuitikz}
% % Grid
% \draw[thin, dotted] (0,0) grid (\nu,\nu);
% \foreach \i in {1,...,\nu}
% {
% \node at (\i,-2ex) {\i};
% }
% \foreach \i in {1,...,\nu}
% {
% \node at (-2ex,\i) {\i};
% }
% \node at (-2ex,-2ex) {0};
% Coordinates
\coordinate (DC left) at (0,6);
\coordinate (DC right) at (10,6);
%% IC
\coordinate (left bottom corner) at (2,1);
\coordinate (right top corner) at (6,4);
\coordinate (left top corner) at (left bottom corner |- right top corner);
\coordinate (right bottom corner) at (left bottom corner -| right top corner);
\coordinate (middle left) at ($(left bottom corner)!0.5!(left top corner)$);
\coordinate (middle right) at ($(right bottom corner)!0.5!(right top corner)$);