Submersible Deep Well Pump Exclusive New Design, Excellent high efficiency Pumped liquid to cool the motor as it passes over Submersible Deep Well Pump DS Series Characteristics 1. Stainless steel(300grade), 98mm diameter pump body 2. Clean, little sand water allowed, Heavy-duty, 600-volt rated. Oil and water-resistant jacketed moter lead. Double cooling, environment-protected 3.110-115V/60HZ, ...