... anti-seawater corrosion pump centrifugal pump self-priming pump ModelMCL-50AMATERIALBalance, cast steel, stainlessMAX.PRESSURED HEIGHT24mPLACE ... Amphibious: on land, rain water can be used as general self-priming centrifugal pumps, submersible pumps can be used on water ... idling, when the temperature rise reached a certain degree, the automatic power-off protection starts to protect the motor;4. The ...