Franklin Electric 4-inch Submersible Encapsulated Motors, manufactured in ISO 9001 certified facilities. This motors are built for operation in 4-inch diameter or larger water wells. Our 4-inch submersible motors (0,25 through 9,3kW) feature the industry's widest range of voltage and frequency ratings in both single- and three-phase models.
It is fitted with water lubricated radial and thrust bearings for maintenance-free operation. The motor is filled with a special FES93 fluid, a special diaphragm ensures pressure compensation inside the motor.
In consideration of environmental relief and energy saving Franklin Electric developed a High Efficiency 6" Submersible Borehole System, consisting of a synchronous submersible NEMA motor associated variable frequency drive and output filter.