... deep well. 4SKM submersible pump have advantages of small volumn, light ,weight ,lower noise,long-working time etc. 4SKM series clean-water ... use in the domestic, civil and industrial sectors, including for water supplies as part of a pressure set, irrigation, washdown ... M 3 Pumps for sea water Franklin electric 4" submersible electric motor Other voltages or frequency 60 Hz 4SKM DEEP WELL WATER PUMP