An electrical connector comprising; a housing; an electrically conductive first male terminal retained by the housing, wherein the first male terminal extends from the housing and comprises a first contact surface extending along a coupling length of the first male terminal for directly contacting an opposing surface of a said first female terminal disposed within a said female connector receptacle and electrically coupling therewith; a first insulating cover disposed along at least the portion of the coupling length of the first male terminal for electrically insulating one or more surfaces of the first male terminal other than the first contact surface; wherein at least a portion of the coupling length of the first male terminal, the insulating cover and the first contact surface are configured for insertion through a said opening of the said female connector receptacle; an electrically conductive second male terminal retained by the housing, wherein the second male terminal extends from the housing and comprises a second contact surface extending along a coupling length of the second male terminal for directly contacting an opposing surface of a said second female terminal disposed within the said female connector receptacle and electrically coupling therewith; a second insulating cover disposed along at least the portion of the coupling length of the second male terminal for electrically insulating one or more surfaces of the second male terminal other than the second contact surface; wherein at least a portion of the coupling length of the second male terminal, the insulating cover and the second contact surface are configured for insertion through the said opening of the said female connector receptacle; characterised in that each of the first insulating cover and the second insulating cover are configured with a different width. a housing; an electrically conductive first male terminal retained by the housing, wherein the first male terminal extends from the housing and comprises a first contact surface extending along a coupling length of the first male terminal for directly contacting an opposing surface of a said first female terminal disposed within a said female connector receptacle and electrically coupling therewith; a first insulating cover disposed along at least the portion of the coupling length of the first male terminal for electrically insulating one or more surfaces of the first male terminal other than the first contact surface; wherein at least a portion of the coupling length of the first male terminal, the insulating cover and the first contact surface are configured for insertion through a said opening of the said female connector receptacle; an electrically conductive second male terminal retained by the housing, wherein the second male terminal extends from the housing and comprises a second contact surface extending along a coupling length of the second male terminal for directly contacting an opposing surface of a said second female terminal disposed within the said female connector receptacle and electrically coupling therewith; a second insulating cover disposed along at least the portion of the coupling length of the second male terminal for electrically insulating one or more surfaces of the second male terminal other than the second contact surface; wherein at least a portion of the coupling length of the second male terminal, the insulating cover and the second contact surface are configured for insertion through the said opening of the said female connector receptacle; characterised in that each of the first insulating cover and the second insulating cover are configured with a different width.