Large diesel-electric submarine Black hole Tested and reliable submarine you can trust ► Powerful and well-balanced armament; ► Low noisiness, small sonar and radar trace; ► High survivability and reliability; ► Well-mastered building technologies; ► Substantial ...

Diesel-electric submarine based on project 677E Silent threat Embodiment of the best Russian submarine building technological advancements ► Well-balanced and powerful armament; ► Low noisiness, small sonar and radar trace; ► Control over the submarine ...