Lorentz offers submersible pump systems that fit 4" and larger well casings including their PS600 HR/C pump, with lift up to 180m, flow rate up to 11 cubic meters/hour and 48 VDC to 72 VDC nominal voltage.Their PS1200 HR/C pump offers a 21 cubic meter/hour flow rate and lift up to 240m. These pumps are for irrigation, pond management, livestock watering, deep well pumping, and drinking water supply applications.