Daewoo Shipbuilding and Marine Engineering (DSME) has delivered the second Nagapasa (Type 209/1400)-class diesel-electric submarine (SSK), KRI Ardadedali (404), to Indonesia on 25 April. Indonesian Navy ordered three submarines under a $12,1 billion contract signed in 2011. 

Nagapasa Class submarines are 61,2 metres in length and displace about 1,400 tonnes submerged. Powered by four MTU 12V493 diesel engines, the submarine has a top speed of 21,5 kt underwater and 11 kt when surfaced. 

First-of-class KRI Nagapasa (403) was commissioned in August 2017, while a third vessel, KRI Alugoro, is currently under construction at the facilities of Indonesian shipbuilder PT PAL.