An electrical connection system, comprising: a plug connector having a first plug terminal including a planar first connection portion having a generally rectangular cross section and a first attachment portion configured to be attached to a first electrical conductor and having a second plug terminal including a planar second connection portion having a generally rectangular cross section and a second attachment portion configured to be attached to a second electrical conductor, wherein the first and second plug terminals (160, 162) form a first mirrored terminal pair having bilateral symmetry about a longitudinal axis; and a receptacle connector configured to mate with said plug connector having a first receptacle terminal including a third attachment portion configured to be attached to a third electrical conductor and a first cantilever beam portion having a generally rectangular cross section defining a convex first contact point depending from the first cantilever beam portion, said first contact point configured to contact the first connection portion of the first plug terminal and having a second receptacle terminal including a fourth attachment portion configured to be attached to a fourth electrical conductor and having a second cantilever beam portion having a generally rectangular cross section defining a convex second contact point depending from the second cantilever beam portion, said second contact point configured to contact the second connection portion of the second plug terminal, wherein the first and second receptacle terminals (132, 134) form a second mirrored terminal pair having bilateral symmetry about the longitudinal axis and wherein when the plug connector is connected to the receptacle connector, the major width of the first connection portion is substantially perpendicular to the major width of the first cantilever beam portion and the second connection portion is substantially perpendicular to the major width of the second cantilever beam portion, characterized in that the attachment portions of the plug terminals (160, 162) and the attachment portions of the receptacle terminals (132,134) have an L-shape. a plug connector having a first plug terminal including a planar first connection portion having a generally rectangular cross section and a first attachment portion configured to be attached to a first electrical conductor and having a second plug terminal including a planar second connection portion having a generally rectangular cross section and a second attachment portion configured to be attached to a second electrical conductor, wherein the first and second plug terminals (160, 162) form a first mirrored terminal pair having bilateral symmetry about a longitudinal axis; and a receptacle connector configured to mate with said plug connector having a first receptacle terminal including a third attachment portion configured to be attached to a third electrical conductor and a first cantilever beam portion having a generally rectangular cross section defining a convex first contact point depending from the first cantilever beam portion, said first contact point configured to contact the first connection portion of the first plug terminal and having a second receptacle terminal including a fourth attachment portion configured to be attached to a fourth electrical conductor and having a second cantilever beam portion having a generally rectangular cross section defining a convex second contact point depending from the second cantilever beam portion, said second contact point configured to contact the second connection portion of the second plug terminal, wherein the first and second receptacle terminals (132, 134) form a second mirrored terminal pair having bilateral symmetry about the longitudinal axis and wherein when the plug connector is connected to the receptacle connector, the major width of the first connection portion is substantially perpendicular to the major width of the first cantilever beam portion and the second connection portion is substantially perpendicular to the major width of the second cantilever beam portion, characterized in that the attachment portions of the plug terminals (160, 162) and the attachment portions of the receptacle terminals (132,134) have an L-shape.