1. Stainless steel anticorrosion structure.
2. Epoxy resin sealed stator can extent the using life.
3. Good heat conduction system, low temperature.
4. Stainless steel shaft, max coupling contact.
5. Auto adjusting water insulation trust bearing.
6. Changeable cable, convenient to change.
7. Pressure balance membrane, depth under water 150m.
8. High sand resistent structure.
9. Auto compensation insulation, cooling system.
10. High selection bearing, withstand 6800nt pressure.