Whitehead Alenia Sistemi Subacquei Italy developed the Black Shark torpedo as an evolution of the A184, with more advanced electronic counter-countermeasures (ECCM) abilities and sonar.

The advancements in electric motor design and battery allowed an increase in both range and speed.

[3] The brushless motor design coupled with the aluminum-silver oxide (Al-AgO) battery gives the system a top speed 50+ knots (93+ km/h; 58+ mph), and a range of 50 km (27 nmi; 31 mi), performance envelope.

[3] Meanwhile, in Italy, WASS is developing NSP / BSA (Nuovo Siluro Pesante / Black Shark Advanced), new future torpedo for the Italian Navy as result of government program A/R SMD 1/2010[4] for development new BSA torpedoes for 87.5 million euros, within 2020: BSA will arm Italian Todaro-class submarines, with about 80 torpedoes expected.

NSP/BSA - Nuovo Siluro Pesante / Black Shark Advanced will be on board new Italian Navy PPA vessels (Full version), with two launchers under the flight deck.