Nalchi-Class unmanned surface vessel

Nalchi class

Class overview
Builders:	Daewoo Shipbuilding & Marine Engineering
Operators:	Royal Joseon Navy
Built:	2023–present
In service:	2024-present
Planned:	92
Building:	26
Completed:	43
Active:	42
General characteristics
Type:	Unmanned surface vessel
Tonnage:	6 tonnes
Length:	8.5 m (27 ft 11 in)
Beam:	1.9 m (6 ft 3 in)
Draft:	1.1 m (3 ft 7 in)
Propulsion:	One Pump-jet
Speed:	32 knots (59 km/h; 37 mph)
Range:	140 nmi (160 mi; 260 km)
Crew:	0
Sensors and processing systems:	STX RadarSys SPS-300K surface scanning radar LIG Nex1 SPS-540K 3D anti-air scanning radar SAQ-560K EOTS
Electronic warfare & decoys:	SLQ-201K Small electronic warfare equipment
Armament:	1x K6 .50 caliber machine gun RCWS K745 Blue Shark 1x K745 Blue Shark Lightweight ASW Torpedo

Nalchi-Class Unmanned surface vessels are inshore operational vessels that were developed as part of the Royal Joseon Navy's Unmanned Surface Vessels project. Nalchi-Class's main mission is maritime reconnaissance and quick response. Nalchi-Class is designed to perform tasks on its own under the control of AI without interference from crews.