Class E

Class E may refer to:

Science and technology

 * Class E amplifier, a power amplifier class in electronics
 * Class E addresses, in a classful network, a type of Internet Protocol IP address
 * Class E, twisted pair structured cabling system in the ISO/IEC 11801 standard

Other uses

 * Class E, an airspace class as defined by the ICAO
 * Class E, a driver's license
 * Class E felony, a category of crime in the US