{
  "id": "chungmugong-yi-sun-sin",
  "name": "Chungmugong Yi Sun-Sin Class (KDX-II Class)",
  "aliases": [],
  "domain": "naval",
  "country": "KOR",
  "category": "Destroyer",
  "status": null,
  "fielded": 2003,
  "operators": [
    "KOR"
  ],
  "prolif_count": 1,
  "summary": "Chungmugong Yi Sun-sin class destroyers are multipurpose destroyers of the Republic of Korea Navy. The lead ship of this class, ROKS Chungmugong Yi Sunsin, was launched in May 2002 and commissioned in December 2003.",
  "specs": [
    {
      "k": "crew",
      "v": 300,
      "src": [
        "weg-chungmugong-yi-sun-sin"
      ],
      "conf": "medium"
    },
    {
      "k": "length_m",
      "v": 154.4,
      "src": [
        "weg-chungmugong-yi-sun-sin"
      ],
      "conf": "medium"
    },
    {
      "k": "beam_m",
      "v": 16.9,
      "src": [
        "weg-chungmugong-yi-sun-sin"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "Draft",
      "section": "dims",
      "v": "4.3 m",
      "src": [
        "weg-chungmugong-yi-sun-sin"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "Displacement (standard)",
      "section": "dims",
      "v": "4,500 tons",
      "src": [
        "weg-chungmugong-yi-sun-sin"
      ],
      "conf": "medium"
    },
    {
      "k": "displacement_t",
      "v": 5500,
      "src": [
        "weg-chungmugong-yi-sun-sin"
      ],
      "conf": "medium",
      "label": "Displacement (full load)"
    },
    {
      "k": "propulsion",
      "v": "2 x General Electric LM-2500",
      "src": [
        "weg-chungmugong-yi-sun-sin"
      ],
      "conf": "medium"
    },
    {
      "k": "speed_kt",
      "v": 30,
      "src": [
        "weg-chungmugong-yi-sun-sin"
      ],
      "conf": "medium"
    },
    {
      "k": "range_km",
      "v": 8334,
      "src": [
        "weg-chungmugong-yi-sun-sin"
      ],
      "conf": "medium",
      "note": "4,500 nmi (8,300 km; 5,200 mi) at 18 kn (33 km/h; 21 mph)"
    },
    {
      "k": "",
      "label": "Gun Fire Control System Name",
      "section": "firecontrol",
      "v": "1 x Thales Goalkeeper Fire Control System",
      "src": [
        "weg-chungmugong-yi-sun-sin"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "Missile Fire Control System Name",
      "section": "firecontrol",
      "v": "2 x Thales STIR 2.4 systems fire-control w/OT-134 missile target illuminators.",
      "src": [
        "weg-chungmugong-yi-sun-sin"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "Combat Control System",
      "section": "firecontrol",
      "v": "1 x Samsung Thales KDCOM-2 system",
      "src": [
        "weg-chungmugong-yi-sun-sin"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "Air Search Radar",
      "section": "firecontrol",
      "v": "1 x Raytheon AN/SPS-49(V)5 radar",
      "src": [
        "weg-chungmugong-yi-sun-sin"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "Surface Search Radar",
      "section": "firecontrol",
      "v": "1 x SPS-95K surface search radar",
      "src": [
        "weg-chungmugong-yi-sun-sin"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "Navigation Radar",
      "section": "firecontrol",
      "v": "1 x Daewoo DTR-92 navigation",
      "src": [
        "weg-chungmugong-yi-sun-sin"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "Active and Passive Sonar",
      "section": "firecontrol",
      "v": "1 x Atlas Elektronik DSQS-23",
      "src": [
        "weg-chungmugong-yi-sun-sin"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "Towed Linear Passive Sonar",
      "section": "firecontrol",
      "v": "1 x Daewoo TASS towed passive array",
      "src": [
        "weg-chungmugong-yi-sun-sin"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "Active Protection System",
      "section": "protection",
      "v": "2 x 330-340 round Matra-Defense Dagaie Mark 2 decoy rocket launching system",
      "src": [
        "weg-chungmugong-yi-sun-sin"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "Torpedo Decoy",
      "section": "protection",
      "v": "1 x SLQ-260K TACM torpedo decoy launcher and 1 x SLQ-25 Nixie towed acoustic decoy system",
      "src": [
        "weg-chungmugong-yi-sun-sin"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "EW",
      "section": "protection",
      "v": "1 x LIG Nex1 SLQ-200(V)1K Sonata intercept/jamming",
      "src": [
        "weg-chungmugong-yi-sun-sin"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "NBC Water Washdown System",
      "section": "protection",
      "v": "Yes",
      "src": [
        "weg-chungmugong-yi-sun-sin"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "Torpedo System: launcher",
      "section": "armament",
      "v": "2 x triple 324-mm Mark 32 ASW torpedo tubes",
      "src": [
        "weg-chungmugong-yi-sun-sin"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "Torpedo System: torpedo name",
      "section": "armament",
      "v": "Blue Shark ASW or Mark 46 Mod 5 torpedoes",
      "src": [
        "weg-chungmugong-yi-sun-sin"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "Torpedo System: basic load",
      "section": "armament",
      "v": "46",
      "src": [
        "weg-chungmugong-yi-sun-sin"
      ],
      "conf": "medium"
    },
    {
      "k": "",
      "label": "Aircraft Facilities: aircraft",
      "section": "armament",
      "v": "2 x Super Lynx [carries Sea Skua ASM missiles or U.S. Mark 46, Mod. 5 ASW torpedoes].",
      "src": [
        "weg-chungmugong-yi-sun-sin"
      ],
      "conf": "medium"
    },
    {
      "k": "armament",
      "v": "1 x OTO Melara 127/64; 1 x Goalkeeper CIWS; 1 x 24-cell Doosan K-VLS; Hyunmoo III",
      "src": [
        "weg-chungmugong-yi-sun-sin"
      ],
      "conf": "medium"
    },
    {
      "k": "hulls",
      "v": 6,
      "src": [
        "weg-chungmugong-yi-sun-sin"
      ],
      "conf": "medium",
      "note": "Hulls listed in the source card"
    }
  ],
  "payloads": [
    {
      "name": "1 x OTO Melara 127/64",
      "role": "Naval Gun",
      "src": [
        "weg-chungmugong-yi-sun-sin"
      ],
      "conf": "medium",
      "caps": {
        "Type": "Naval Gun",
        "Caliber": "127 mm",
        "Rate of fire": "40 rounds/min"
      },
      "range_km": 100,
      "qty": "1"
    },
    {
      "name": "1 x Goalkeeper CIWS",
      "role": "Close-in-Weapon System (CIWS)",
      "src": [
        "weg-chungmugong-yi-sun-sin"
      ],
      "conf": "medium",
      "caps": {
        "Type": "Close-in-Weapon System (CIWS)",
        "Caliber": "30 mm",
        "Rate of fire": "70 rounds/second (4,200 rounds/minute)"
      },
      "range_km": 0.4,
      "qty": "1"
    },
    {
      "name": "1 x 24-cell Doosan K-VLS",
      "role": "Armament",
      "src": [
        "weg-chungmugong-yi-sun-sin"
      ],
      "conf": "medium",
      "caps": {}
    },
    {
      "name": "Hyunmoo III",
      "role": "Cruise Missile",
      "src": [
        "weg-chungmugong-yi-sun-sin"
      ],
      "conf": "medium",
      "caps": {
        "Type": "Cruise Missile",
        "Length": "6.25 m"
      }
    }
  ],
  "variants": [
    {
      "name": "ROKS Chungmugong Yi Sun-sin",
      "text": "Commissioned: 2003 Status: Active",
      "src": [
        "weg-chungmugong-yi-sun-sin"
      ]
    },
    {
      "name": "ROKS Munmu the Great",
      "text": "Commissioned: 2004 Status: Active",
      "src": [
        "weg-chungmugong-yi-sun-sin"
      ]
    },
    {
      "name": "ROKS Dae Jo-yeong",
      "text": "Commissioned: 2005 Status: Active",
      "src": [
        "weg-chungmugong-yi-sun-sin"
      ]
    },
    {
      "name": "ROKS Wang Geon",
      "text": "Commissioned: 2005 Status: Active",
      "src": [
        "weg-chungmugong-yi-sun-sin"
      ]
    },
    {
      "name": "ROKS Gang Gam-chan",
      "text": "Commissioned: 2007 Status: Active",
      "src": [
        "weg-chungmugong-yi-sun-sin"
      ]
    },
    {
      "name": "ROKS Choe Yeong",
      "text": "Commissioned: 2008 Status: Active",
      "src": [
        "weg-chungmugong-yi-sun-sin"
      ]
    }
  ],
  "art": "destroyer",
  "image": {
    "file": "chungmugong-yi-sun-sin.jpg",
    "thumb": "chungmugong-yi-sun-sin-thumb.jpg",
    "credit": "대한민국 국군 Republic of Korea Armed Forces",
    "license": "CC BY-SA 2.0",
    "url": "https://commons.wikimedia.org/wiki/File:2005._7.30._%ED%95%B4%EA%B5%B0%EC%82%AC%EA%B4%80%EC%83%9D%EB%8F%84_%EC%88%9C%ED%95%AD%ED%9B%88%EB%A0%A8_Republic_of_Korea_Navy_Cruise_Training_Task_Group_(8718129471).jpg",
    "title": "File:2005. 7.30. 해군사관생도 순항훈련 Republic of Korea Navy Cruise Training Task Group (8718129471).jpg"
  },
  "verified": null,
  "changelog": [
    {
      "date": "2026-10-10",
      "change": "Entry created from the Worldwide Equipment Guide (ODIN), bulk import"
    },
    {
      "date": "2026-10-10",
      "change": "Added photo (CC BY-SA 2.0)"
    }
  ],
  "url": "https://www.defensepedia.com/systems/chungmugong-yi-sun-sin.html",
  "sources": {
    "weg-chungmugong-yi-sun-sin": {
      "title": "Chungmugong Yi Sun-Sin Class (KDX-II Class) South Korean Destroyer",
      "publisher": "U.S. Army TRADOC G-2 Worldwide Equipment Guide (ODIN)",
      "url": "https://odin.t2com.army.mil/WEG/Asset/Chungmugong_Yi_Sun-Sin_Class_KDX-II_Class_South_Korean_Destroyer",
      "published": "2026-03-20",
      "tier": 1,
      "checked": "2026-10-10"
    }
  }
}