Affondatore was an Italianironclad warship of the 1860s. For pre-modern armoured ships, see Pre-industrial armoured ships. ...
She was an armoured turret-ship built in Millwall, London for the Italian navy, her name approximately translating as 'Sinker'. Construction commenced in 1863 and she was commissioned in 1866.
Eight boilers powered one steam engine, generating 2,700 HP and propelling her at 12 knots. She carried 474 tonnes of coal, giving her a range of 1,647 miles at 10 knots; adequate for Mediterranean engagmeents.
She carried 5in of iron armour, and was armed with two rifled Armstrong guns and two smoothbore cannon. Engaged at the Battle of Lissa, she unsuccessfully tried to ram the Austrian ships, and received damage wyich caused her to founder in Ancona harbour two days later. The Armstrong Gun is a type of muzzleloading, rifled cannon manufactured in England during the Crimean War and the American Civil War. ... There have been two naval Battles of Lissa fought in the Adriatic Sea near the island of Lissa. ...
The exception was Affondatore, which was on the far side of the 2nd squadron and out of the battleline.
Before the battle Persano caused more confusion by deciding to transfer his flag to the Affondatore and the 2nd and 3rd Divisions slowed to allow Re d'Italia to lower her boats.
Kaiser's encounter with Affondatore was the last major action of the battle.