The present disclosure provides a high voltage and high current switch with zero-phase waiting and a control method. The switch includes two or more switching units connected in series, each of the switch unit modules includes a main switch circuit, an auxiliary switch circuit, a voltage-equalizing power supply circuit unit, a switch control and communication circuit unit, and a current transformer; and the auxiliary switch circuit and the voltage-equalizing power supply circuit unit are connected in parallel between two ends of the main switch circuit, and the current transformer is connected to the main switch circuit; an output of the current transformer is connected to the voltage-equalizing power supply circuit unit which supplies power to the switch control and communication circuit unit, and the switch control and communication circuit unit is configured to control the closing and opening of a main relay and an auxiliary relay.