Speed responsive switches detect motion, or sense over-speed or under-speed occurrences of industrial machinery or motors. Hubbell Industrial Controls, Inc. has both direct coupled or non-contact type switches for; directional, non-directional, plugging, anti-plugging, over-speed, under-speed, and also zero-speed applications. Many enclosure styles are available including surface or flange mounting with NEMA 3, 4, 7, 9, 10 or 13 construction.
