Hydroman® Submersible Dredging Sand Pump for Sea Water unique sealing device can effectively balance the pressure inside and outside the oil, and balance the pressure at both ends
of the mechanical seal, ensure the reliable operation of the mechanical seal to the maximum extent, greatly extend the service life, the submersible sand pump motor can increase the water inlet
detection according to user requirements. Various protection devices such as overheating enable the product to operate safely for a long time under severe working conditions.