E47 compact prewired limit switches Eaton's E47 compact prewired limit switches are designed to be a versatile, slim device for hard-to-fit applications where sealing integrity is required. The rugged die-cast aluminum alloy housing, cable connection and switch mechanism are encapsulated for protection against extreme temperature (-10 to 70C), contaminants, moisture, shock and vibration. E47 precision limit switches Eaton's E47 precision switches provide high-accuracy switching at an affordable price. A variety of standard features, such as current capacity, operating force, travel characteristics and actuators, lets you custom fit the switch to your application. The switches are available in their compact basic form, or enclosed in a rugged, metal housing.