Hanwha Ocean Launches First KSS-III Batch-II Submarine

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Key Takeaways:

  • 1. The Republic of Korea Navy and DAPA launched the ROKS Jang Yeong-sil, the first KSS-III Batch-II submarine.
  • 2. The submarine is a 3,600-ton-class vessel with improved capabilities over previous models.
  • 3. The ROKS Jang Yeong-sil incorporates advanced technologies such as lithium-ion batteries and noise reduction for enhanced performance.

The ROK Navy and DAPA launched the ROKS Jang Yeong-sil, a 3,600-ton-class submarine with advanced capabilities, marking a significant milestone in South Korea's submarine acquisition project. The vessel features enhanced detection, strike capability, stealth, and survivability, with upgrades to its combat and sonar systems. The submarine's lithium-ion batteries enable longer underwater operations, while noise reduction technologies improve stealth. The vessel will undergo sea trials before entering active service by the end of 2027.

Insight: The ROKS Jang Yeong-sil represents a significant advancement in South Korea's defense industry, showcasing the country's technological excellence and contributing to its defense exports.

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This article was curated by memoment.jp from the feed source: Naval News.

Read the original article here: https://www.navalnews.com/naval-news/2025/10/hanwha-ocean-launches-first-kss-iii-batch-ii-submarine/

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