The Maersk E Series comprises eight 14,770 twenty-foot equivalent unit

Twenty-foot equivalent unit

The twenty-foot equivalent unit is an inexact unit of cargo capacity often used to describe the capacity of container ships and container terminals...

 (TEU) container ships. Each sister ship

Sister ship

A sister ship is a ship of the same class as, or of virtually identical design to, another ship. Such vessels share a near-identical hull and superstructure layout, similar displacement, and roughly comparable features and equipment...

 bear names beginning with the letter "E", tie for the largest container ship ever constructed, and are the longest ships currently in use at 397 metres (1,302 ft) long and 56 metres (184 ft) wide. They are owned by the Danish A. P. Moller-Maersk Group. The first in the class built was Emma Maersk by Odense Steel Shipyard Ltd.

Odense Steel Shipyard

Odense Steel Shipyard located in Odense, Denmark was constructed in 1918–1919 by the A.P. Møller company and will be closed sometime in 2012. A new yard with bigger and better facilities was constructed 1957–1959 on a new site located in Munkebo a few kilometres outside of Odense proper...

, Denmark

Denmark

Denmark is a Scandinavian country in Northern Europe. The countries of Denmark and Greenland, as well as the Faroe Islands, constitute the Kingdom of Denmark . It is the southernmost of the Nordic countries, southwest of Sweden and south of Norway, and bordered to the south by Germany. Denmark...

. The E-class is planned to be followed by the Triple-E class

Maersk Triple E class

The Maersk Triple E class is a planned family of large, fuel-efficient container ships, designed as a successor to the Mærsk E-class. In February 2011, Maersk awarded Daewoo Shipbuilding a US$1.9 billion contract to build twenty of the ships....

, which is even larger and more fuel-efficient.

Ship name	Year built
Emma Mærsk Emma Mærsk Emma Mærsk is the first container ship in the E-class of eight owned by the A. P. Moller-Maersk Group. When she was launched in 2006, Emma Mærsk was the largest container ship ever built...	2006
Estelle Mærsk	2006
Eleonora Mærsk Eleonora Mærsk Eleonora Mærsk is a container ship owned and run by the Mærsk Line. She was, and still is, as of 2009, one of the eight largest container ships ever built by terms of gross tonnage. Eleonora Mærsk has a capacity of 11,000 twenty-foot equivalent units , including around 1,000 reefer containers,...	2007
Evelyn Mærsk	2007
Ebba Mærsk Ebba Mærsk The Ebba Maersk is a container ship owned by the Danish shipping company A. P. Moller-Maersk Group. The fifth of the Mærsk E-class, it and its seven sister ships are the largest container ships ever built as well as the longest ships in use. It has a total TEU capacity of 11,000 TEU 14-ton...	2007
Elly Mærsk	2007
Edith Mærsk Edith Mærsk Edith Maersk is a container ship and the sister ship of Emma Maersk, thus the world's largest cargo ship. It has capacity for 13,500 containers, in spite of calculations from Maersk Line company, that the ship has only 11,000 TEUs capacity. It can reach up to 15,200 TEUs according to specialists.-...	2007
Eugen Mærsk Eugen Mærsk The Eugen Maersk is a container ship owned by the Danish shipping company Maersk. The eighth and newest of the Maersk PS-Class, built in 2008, it and its seven sister ships are the largest container ships ever built as well as the longest ships in use. It has a total TEU capacity of 11,000 TEU...	2008