HNLMS Prins Hendrik der Nederlanden[a] was an ironclad ramtorenschip[1] (turret ram ship) built in Great Britain for the Royal Netherlands Navy in the mid-1860s.

The iron hull was divided by five watertight bulkheads and the ship had a double bottom beneath the engine and boiler rooms.

[4] Prins Hendrik der Nederlanden had two horizontal return connecting rod compound steam engines,[5] built by Lairds, each driving a single 15-foot-6-inch (4.7 m) propeller.

[5] The engines produced a total of 2,426 indicated horsepower (1,809 kW) which gave the ship a maximum speed of 12.09 knots (22.39 km/h; 13.91 mph) during her sea trials.

Her fore and mainmasts were supported by tripods to reduce interference with the firing arcs of the gun turrets by the ship's rigging.

Prins Hendrik der Nederlanden had a total sail area of 1,554 square meters (16,730 sq ft).

They had a rate of fire of about 30 rounds per minute[6] Prins Hendrik der Nederlanden had a complete waterline belt of wrought iron that was 4.5 inches (114 mm) thick.

[3] http://resolver.kb.nl/resolve?urn=sgd:18741875:0001253:pdf Prins Hendrik der Nederlanden was laid down by Laird & Son Co. at Birkenhead in August 1865.

[11] On 1 February 1882 she was sent to Cirebon but due to the outbreak of cholera the ship was recalled after a few days and send to Riau for practice from which she returned on 20 March that year in Batavia.

[13] After practicing in August 1883 she protect shipping in the Sunda Strait and made a trip to the shores of Banten and Lampung after the eruption of the volcano Krakatoa.

[15] In April 1887 she practised in the Java Sea for several days and was later that month sent to Makassar for a three-month practice together with Koning der Nederlanden.