ROKS Sejong the Great

	ROKS Sejong the Great during the Busan International Fleet Review on 7 October 2008.
South Korea
Name	Sejong the Great ; (세종대왕/世宗大王);
Namesake	Sejong the Great
Builder	Hyundai
Launched	25 May 2007
Commissioned	22 December 2008
Identification	Pennant number: DDG-991
Status	Active
General characteristics
Class & type	Sejong the Great-class destroyer
Displacement	8,500 tons standard displacement; 10,000 tons full load;
Length	166 m (544 ft 7 in)
Beam	21.4 m (70 ft 3 in)
Draft	6.25 m (20 ft 6 in)
Propulsion	4 × General Electric LM2500 COGAG;; 2 × shafts;; 100,000 shp (75 MW) produced power;
Speed	exceeds 30 knots (56 km/h; 35 mph)
Range	5,500 nautical miles (10,200 km; 6,300 mi)
Endurance	30 days
Complement	300 crew
Sensors &; processing systems	AN/SPY-1D(V) multi-function radar; AN/SPG-62 fire control radar; DSQS-21BZ-M hull mounted sonar; SQR-220K towed array sonar system; Sagem Infrared Search & Track (IRST) system;
Electronic warfare; & decoys	LIG Nex1 SLQ-200K Sonata electronic warfare suite
Armament	1 × 5 inch (127 mm)/L62 caliber Mk 45 Mod 4 naval gun; 1 × 30 mm Goalkeeper CIWS; 1 × RAM Block 1 CIWS; 16 × SSM-700K Haeseong Anti-ship Missiles; 2 × triple torpedo tubes for K745 Blue Shark torpedo; 80-cell Mk 41 VLS for SM-2 Block IIIB/IV; 48-cell K-VLS for:; K-ASROC Red Shark; Hyunmoo III land attack cruise missiles;
Aircraft carried	2 × Super Lynx or SH-60 Seahawk
Aviation facilities	Hangar and helipad

ROKS Sejong the Great (DDG-991) is the lead ship of her class of guided missile destroyer built for the Republic of Korea Navy. She was the first Aegis-built destroyer of the service and was named after the fourth king of the Joseon dynasty of Korea, Sejong the Great.

South Korea
ROKS Sejong the Great during the Busan International Fleet Review on 7 October 2008.
Name	Sejong the Great (세종대왕/世宗大王)
Namesake	Sejong the Great
Builder	Hyundai
Launched	25 May 2007
Commissioned	22 December 2008
Identification	Pennant number: DDG-991
Status	Active
General characteristics
Class & type	Sejong the Great-class destroyer
Displacement	8,500 tons standard displacement 10,000 tons full load
Length	166 m (544 ft 7 in)
Beam	21.4 m (70 ft 3 in)
Draft	6.25 m (20 ft 6 in)
Propulsion	4 × General Electric LM2500 COGAG; 2 × shafts; 100,000 shp (75 MW) produced power
Speed	exceeds 30 knots (56 km/h; 35 mph)
Range	5,500 nautical miles (10,200 km; 6,300 mi)
Endurance	30 days
Complement	300 crew
Sensors & processing systems	AN/SPY-1D(V) multi-function radar AN/SPG-62 fire control radar DSQS-21BZ-M hull mounted sonar SQR-220K towed array sonar system Sagem Infrared Search & Track (IRST) system
Electronic warfare & decoys	LIG Nex1 SLQ-200K Sonata electronic warfare suite
Armament	1 × 5 inch (127 mm)/L62 caliber Mk 45 Mod 4 naval gun 1 × 30 mm Goalkeeper CIWS 1 × RAM Block 1 CIWS 16 × SSM-700K Haeseong Anti-ship Missiles 2 × triple torpedo tubes for K745 Blue Shark torpedo 80-cell Mk 41 VLS for SM-2 Block IIIB/IV 48-cell K-VLS for: K-ASROC Red Shark Hyunmoo III land attack cruise missiles
Aircraft carried	2 × Super Lynx or SH-60 Seahawk
Aviation facilities	Hangar and helipad