A battery switch configured to control a first bank of batteries and a second bank of batteries, the first and second bank of batteries having at least one battery, the battery switch comprising: a housing; a first bank terminal supported by the housing, the first bank terminal connected to a first fixed contact plate; a second bank terminal supported by the housing and connectable to the first bank terminal, the second bank terminal connected to a second fixed contact plate; a first load terminal supported by the housing and connectable to the first bank terminal, the first load terminal connected to a third fixed contact plate; a second load terminal supported by the housing and connectable to the second bank terminal, the second load terminal connected to a fourth fixed contact plate; and a selector supported by the housing and rotatably mounted to the housing, the selector including at least two movable contacts (200a, 200b) each having three points of electrical contact (205a, 205b, 205c, 205d, 205e, 205f), the at least two movable contacts being insulated from one another and are movable relative to the first, second, third and fourth fixed contact plates, the selector having four positions including a first position in which the first and second bank terminals are disconnected from the first and second load terminals, a second position in which the first bank terminal is connected to the first load terminal and the second bank terminal is disconnected from the second load terminal, a third position in which the first bank terminal is connected to the first load terminal, the second bank terminal is connected to the second load terminal, and the first bank terminal is disconnected from the second bank terminal, and a fourth position in which the first bank terminal is connected to the first load terminal and the second bank terminal and the second bank terminal is connected to the second load terminal. a housing; a first bank terminal supported by the housing, the first bank terminal connected to a first fixed contact plate; a second bank terminal supported by the housing and connectable to the first bank terminal, the second bank terminal connected to a second fixed contact plate; a first load terminal supported by the housing and connectable to the first bank terminal, the first load terminal connected to a third fixed contact plate; a second load terminal supported by the housing and connectable to the second bank terminal, the second load terminal connected to a fourth fixed contact plate; and a selector supported by the housing and rotatably mounted to the housing, the selector including at least two movable contacts (200a, 200b) each having three points of electrical contact (205a, 205b, 205c, 205d, 205e, 205f), the at least two movable contacts being insulated from one another and are movable relative to the first, second, third and fourth fixed contact plates, the selector having four positions including a first position in which the first and second bank terminals are disconnected from the first and second load terminals, a second position in which the first bank terminal is connected to the first load terminal and the second bank terminal is disconnected from the second load terminal, a third position in which the first bank terminal is connected to the first load terminal, the second bank terminal is connected to the second load terminal, and the first bank terminal is disconnected from the second bank terminal, and a fourth position in which the first bank terminal is connected to the first load terminal and the second bank terminal and the second bank terminal is connected to the second load terminal. a first position in which the first and second bank terminals are disconnected from the first and second load terminals, a second position in which the first bank terminal is connected to the first load terminal and the second bank terminal is disconnected from the second load terminal, a third position in which the first bank terminal is connected to the first load terminal, the second bank terminal is connected to the second load terminal, and the first bank terminal is disconnected from the second bank terminal, and a fourth position in which the first bank terminal is connected to the first load terminal and the second bank terminal and the second bank terminal is connected to the second load terminal.