The class was introduced in early 1880 after being ordered in 1879, and around the beginning of the 20th century, the class received new boilers and two were moved north to Auckland to assist on the new North Island Main Trunk.
The class was introduced in early 1880 after being ordered in 1879 and consisted of six members. Around the beginning of the 20th century, the class received new boilers and two were moved north to Auckland to assist on the new North Island Main Trunk.