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Sejong the Great Class / KDX-III Class Destroyer

Builders

Hyundai Heavy Industries; Daewoo Shipbuilding & Marine Engineering

Operator

Republic of Korean Navy (ROKN)

Crew

300

Displacement

7,700t (standard); 10,000t (full load)

Length

165m

Beam

21m

Draft

6m

Displacement

7,700t (standard); 10,000t (full load)

Maximum Speed

30kt

Cruising Range

5,500nm at 20kt

Missiles

80 x SM-2 Block IIIB/IV 16 x SSM-700K Hae Sung long-range anti-ship missiles 32 x Hyunmoo III land attack missiles 21 x RIM-116 Rolling Airframe Missiles (RAM)

Guns

1 x 5 inch (127mm/L62) Mk-45 Mod 4 naval gun

CIWS

1 x 30mm Goalkeeper close-in weapon system

ASROC

16 x Hong Sang Eo (Red Shark) anti-submarine rockets

Torpedoes

2 x 3 K745 LW Blue Shark torpedoes

Radars

AN/SPY-1D multifunction radar, AN/SPG-62 I/J band fire control radar

Sonars

Atlas Elektronik bow-mounted DSQS-21 BZ-M sonar, MTeQ towed array sonar

Type

Combined gas turbine and gas turbine (COGAG)

Engines

4 x General Electric LM2500 gas turbines

Power Output

75MW

Aegis Combat System

Lockheed Martin

Surface-to-Air Missiles

Raytheon

Close In Weapons System

Thales Nederland

Naval Gun System

BAE Systems Land & Armaments

Gas Turbines

General Electric
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