... motor,vertical motor,OHS motor,submersible mo vhs motor.Vertical Hollow Shaft Motor,vhs motor,deep well pump motor,hollow shaft ... ,vertical motor,OHS motor,submersible motor,motorwe produce VHS with IEC standard ,VHS with NEMA standardOur products (WP-1) IP23 ... internationally advanced structure of anti-reverse to efficiently prevent motor's reverse in time when the power shuts offsuddenly2) Adding ...