Mukaddeme-i Hayir (Ottoman Turkish: Great Abundance) was the second of two s built for the Ottoman Navy in the 1860s. The Ottoman Navy ordered her from the Imperial Arsenal in Constantinople, and she was laid down in 1870, launched in 1872, and commissioned in 1874. She was armed with four guns, was powered by a single-screw compound steam engine with a top speed of . The ship saw action during the Russo-Turkish War of 1877–1878, but was laid up from 1878 to 1897. At the start of the Greco-Turkish War in 1897, the Ottoman Navy mobilized "Mukaddeme-I Hayir" and the rest of the ironclad fleet but found almost all of the ships to be in unusable condition. "Mukaddeme-i Hayir" was disarmed the following year and converted into a stationary training ship in 1911. After the outbreak of World War I in 1914, she became a barracks ship, and served in this capacity until 1923, when she was broken up.