The Pentair Submersible Vertical Pump Switch FPS17-66 is an electric pump accessory designed for use in industrial and commercial applications. With the trusted brand of Pentair behind it, this model FPS17-66 switch is specifically made for vertical pumps, providing reliable power source options for pumps and pump systems. This switch is a crucial component in ensuring efficient and consistent pump operation, making it a valuable addition to any hydraulic, pneumatic, or plumbing system.