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Jang Bogo N Nuclear-Powered Submarine

Sector: Aerospace & Defense • Location: Changwon, South Korea

Source: Marine Insight

Project
Planned

South Korea plans to launch its first domestically built nuclear-powered submarine by the mid-2030s under a defence programme to counter North Korea's submarine-based nuclear and missile threats. The submarines will be built domestically, powered by low-enriched uranium fuel, and are expected to enter operational service in the late 2030s or later. The project involves South Korea's domestic nucle

Status
Prospective
Sector
Aerospace & Defense, Government, Nuclear
Location
Changwon, South Korea
Updated
22 Jul 2026
Source
Marine Insight

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The project “Jang Bogo N Nuclear-Powered Submarine” is an infrastructure initiative in the Aerospace & Defense sector, located in Changwon, South Korea. Taiyo aggregates data on it from Marine Insight.

Participants

Not available for this record.

Status

Original status

planned

Taiyo status

Prospective

Taiyo last update

2026-07-22

Contact

Not available for this record.

Description

Description

South Korea plans to launch its first domestically built nuclear-powered submarine by the mid-2030s under a defence programme to counter North Korea's submarine-based nuclear and missile threats. The submarines will be built domestically, powered by low-enriched uranium fuel, and are expected to enter operational service in the late 2030s or later. The project involves South Korea's domestic nuclear, shipbuilding, and defence industries, and will comply with international non-proliferation rules.

Original sector

Defence

Location

Country

South Korea

City

Changwon

Source

Source

Marine Insight

URL

More Details

Record type

Project

Sector

Aerospace & Defense, Government, Nuclear

Article published date

2026-05-30

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