Immersible pump

The utility model relates to an immersible pump which comprises a pump body, wherein impellers are arranged in the pump body, a filtering cover is arranged at the bottom of the pump body, a motor fixing sleeve is arranged at the top of the pump body, a water outlet pipe is arranged on the pump body positioned on the right side of the motor fixing sleeve, a motor connected with the impellers is arranged in the motor fixing sleeve, a sealing cover is arranged at the top of the motor fixing sleeve, a frequency converter connected with the motor is arranged in the sealing cover through a line, a controller connected with the frequency converter through a line is arranged above the sealing cover, and a circuit board is arranged in the controller connected with three water level probes through lines. The immersible pump is reasonable in structural design and low in energy consumption by controlling rotation speed of the motor through the frequency converter. Furthermore, the controller arranged above the sealing co