These heavy duty prewired, factory sealed switches meet the demanding enclosure requirements of UL (NEMA) Type 3, 4, 4X, 6P, 12 and 13 and they are intended for wet environments where the integrity of the threaded conduit and switch body seals must be assured|The switch body cavity including threaded conduit entry is completely sealed with epoxy and an 8 ft, 5 or 9 conductor SOOW-A cable or 5 or 9-pin prewired receptacle with pin connector is provided as standard|Switches are provided as complete devices using composite catalog numbers or separately as operating head and switch body components|Designed to provide a degree of protection against the entry of water during prolonged submersion at limited depths (tested with a 6 ft head of water for 24 hr)|3SE03 limit switches offer a new standard of reliability and quality in automatic control circuits under heavy duty applications