The FD 511 is an electronic part manufactured by Pizzato. It is a Limit Switch with Pin Plunger Ø10mm, NO + NC, 10 amps, max. 500VAC, and PG13,5. It is made from high-quality materials to ensure accurate and reliable switching and performance. It features an adjustable angle of operation and is suitable for industrial, residential, and commercial applications. It is easy to install and works well with a variety of applications.