This Square D 9007C52B compact-size heavy duty industrial limit switch with NEMA enclosure has a single-pole contact type and standard rotary head type. This limit switch is Underwriters Laboratories (UL) listed, Canadian Standards Association (CSA) certified, and European Conformity (CE) marked. It meets the Ingress Protection IP67 standard for protection against dust and water. Square D limit switches are manufactured by Schneider Electric. Square D brand pressure, float, and limit switches have been synonymous with safety, quality, and reliable performance for over 100 years. First launched by Detroit Fuse and Manufacturing in 1902, the Square D brand its products continue to earn customer trust today.