The utility model discloses a kind of
backup power supply equipment that can be controlled according to
water level, including battery, control module, charging module, switching module,
inverter module and
water level detection module;Control module connects battery, charging module, switching module,
inverter module and
water level detection module;Charging module is connected battery by control module, charging module is connected to commercial power by commercial power interface, and charging is carried out to battery;Switching module connects charging module and
inverter module, and inverter module is connected with battery by switching module, and inverter module can be switched to connect battery power supply line of inverter module and battery;Wherein, when switching module is connected to commercial power, switching is commercial power supply mode;Commercial power is
cut off, and the switching module is switched to battery power supply mode;
Water level detection module connects control module, in battery power supply mode, whether control module controls switching module to open battery power supply line to load device is powered through load interface according to the water level detected by water level detection module;The water level detected by water level detection module is higher than preset value, and control module controls switching module to connect battery power supply line and
power load device.