... traction drive, pump motor and other power switching operations. DC ContactorTechart contactors are designed primarily for use in electric ... power switching operations.Technical parameterSingle Contactor/Main ContactorVoltage: 24V, 36V, 48V, 72V, 80VCurrent: 100A, 150A, 300ADouble Contactor/Reversing ContactorVoltage: 24V, 36V, 48V, 72V, ... inquiries will be much appreciated by us. Reversing Contactor