Hanwha Ocean Competes for Canada's Submarine Contract

Published on February 04, 2026 | Translated from Spanish
Hanwha Ocean KSS-III class attack submarine navigating in cold waters, representing the proposal for the Royal Canadian Navy.

Hanwha Ocean Competes for Canada's Submarine Contract

The South Korean company Hanwha Ocean has positioned itself as a candidate to secure Canada's Patrol Submarine Project, known as CPSP. This defense agreement is valued at a massive 45 billion dollars and aims to provide a dozen new submarines. The competition to win this program is fierce, with other major international consortia also in the race. 🚢

Details of the CPSP Program and Canada's Needs

The Royal Canadian Navy needs to replace its current submarine fleet, which has already exceeded the service life for which they were designed. The CPSP requires vessels that can operate seamlessly under the Arctic ice cap and patrol the country's extensive coastlines. These vessels must incorporate cutting-edge technology to carry out surveillance missions and deter threats in an increasingly complex geostrategic landscape.

Essential Operational Features:
  • Capability to navigate and patrol in Arctic environments with ice.
  • High autonomy to cover long distances along Canadian coasts.
  • Integration of modern sensor and communications systems.
The CPSP contract represents one of Canada's largest naval defense investments in decades.

Hanwha Ocean's Technical Proposal

Hanwha Ocean's proposal is based on the design of the KSS-III class attack submarine, which it is currently building for the South Korean navy. The company would adapt this existing model to meet all of Canada's specific requirements. Among its strong points, the firm highlights the vessel's great autonomy, its air-independent propulsion (AIP) systems, and its ability to carry and launch missiles. Its track record in manufacturing large-tonnage submarines is one of its main selling points. ⚙️

Key Aspects of the Proposal:
  • Adapt the proven KSS-III design to Canadian Arctic needs.
  • Leverage experience in building large-sized, long-range submarines.
  • Offer AIP propulsion systems to remain submerged longer.

Final Considerations and Logistics

Although Hanwha Ocean assures it can deliver the units ahead of its rivals, practical questions arise regarding the contract's logistics. This includes details such as providing all technical documentation and manuals in Canada's two official languages, English and French, as well as ensuring the supply of spare parts and survival equipment adapted to the harsh Canadian winter for the entire service life of the submarines, which may exceed thirty years. The outcome of this tender will define Canada's naval capabilities for the coming decades. 🎯