HMCS Harry DeWolf (AOPV 430)

HMCS Harry DeWolf (AOPV 430)
Ship image	HMCS Harry DeWolf (AOPV 430) in Halifax Harbour, 2021.jpg
Ship caption	HMCS Harry DeWolf in Halifax Harbour, 2021
Ship country	Canada
Ship flag	Canada, naval
Ship name	HMCS Harry DeWolf
Ship namesake	Vice-Admiral Harry DeWolf
Ship ordered	19 October 2011
Ship builder	Irving Shipbuilding
Ship laid down	11 June 2015
Ship launched	15 September 2018
Ship christened	5 October 2018
Ship commissioned	26 June 2021
Ship identification	MMSI: 316045000
Ship motto	Servati per mare (Saved by the sea)
Ship class	Harry DeWolf-class offshore patrol vessel
Ship class before	Kingston-class coastal defence vessel
Ship displacement	6,615 tonnes (full load)
Ship length	103.6 m (339 ft 11 in)
Ship beam	19.0 m (62 ft 4 in)
Ship draught	6.0 m (19 ft 8 in)
Ship ice class	Polar class 5
Ship propulsion	Diesel-electric; 4 × MAN 6L32/44CR diesels, 2 shafts
Ship speed	17 knots (31 km/h; 20 mph)
Ship range	6,800 nmi (12,600 km; 7,800 mi) at 14 kn (26 km/h; 16 mph)
Ship endurance	120 days
Ship complement	65 (accommodation for 85)
Ship sensors and<br>processing systems	Kelvin Hughes SharpEye navigational radar, Northrop Grumman BridgeMaster E radar, L-3 SAM Electronics integrated platform management system
Ship electronic warfare<br>& decoys	ESM: Rheinmetall Multi-Ammunition Softkill System (MASS)
Ship armament	1 × Bofors 40 mm Mk 4 naval gun, 2 × M2 Browning machine guns
Ship aircraft carried	CH-148 Cyclone or smaller helicopters
Ship aircraft facilities	Flight deck and enclosed hangar
Ship notes	Lead ship of the Royal Canadian Navy's new Arctic and Offshore Patrol Ship (AOPS) program

Contents

Design and development
Construction and commissioning
Service history
Design characteristics
Naming and namesake
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HMCS Harry DeWolf (AOPV 430) is the lead vessel of the Harry DeWolf-class offshore patrol vessel and the first warship of the Royal Canadian Navy commissioned with that name. It is the inaugural ship of the Arctic and Offshore Patrol Ship (AOPS) program, designed to enhance Canada's presence and sovereignty in the Arctic and other offshore regions. The vessel was constructed by Irving Shipbuilding at the Halifax Shipyard and formally entered service in 2021, marking a significant modernization of the Canadian Armed Forces' maritime capabilities.

Design and development

The design phase was initiated under the National Shipbuilding Procurement Strategy, later renamed the National Shipbuilding Strategy. The vessel's design is based on the *Svalbard*-class operated by the Royal Norwegian Navy, but was substantially modified by Vard Marine to meet specific Royal Canadian Navy requirements for extended Arctic operations. Key design objectives included achieving a Polar class 5 icebreaking capability, enabling sustained patrols in northern latitudes, and providing a versatile platform for government missions. The project involved extensive collaboration between Public Services and Procurement Canada, Irving Shipbuilding, and the Department of National Defence.

Construction and commissioning

Construction began with the ceremonial steel-cutting at the Halifax Shipyard on 11 June 2015. The ship's keel laying ceremony took place later that year, and the hull was launched into the Halifax Harbour on 15 September 2018. Following extensive sea trials in the Atlantic Ocean, which tested its propulsion, sensors, and ice-strengthened hull, the vessel was delivered to the Royal Canadian Navy in July 2020. The official commissioning ceremony was held on 26 June 2021 at the Her Majesty's Canadian Dockyard in Halifax, Nova Scotia, presided over by then-Chief of the Defence Staff General Jonathan Vance.

Service history

Following commissioning, *Harry DeWolf* conducted its first operational deployment in August 2021, a NORAD-oriented mission in the Canadian Arctic and through the Northwest Passage. In 2022, the ship embarked on a lengthy Indo-Pacific deployment, participating in exercises like RIMPAC off Hawaii and conducting port visits to allies including Japan and South Korea. Its missions have focused on sovereignty patrols, supporting other government departments like the Canadian Coast Guard, and engaging in international naval cooperation. The vessel has also been involved in search and rescue exercises and humanitarian assistance simulations.

Design characteristics

The ship features a robust, ice-strengthened hull designed to operate in first-year ice up to one meter thick. Its diesel-electric propulsion system integrates four MAN diesel engines, providing enhanced fuel efficiency and reduced acoustic signature. Armament includes a Bofors 40 mm naval gun and M2 Browning machine guns for surface threat deterrence. Aviation facilities consist of a large, heated hangar and a flight deck certified to operate the CH-148 Cyclone. The vessel is equipped with modern sensors, including Kelvin Hughes radar, and the Rheinmetall Multi-Ammunition Softkill System for defense.

Naming and namesake

The ship is named in honor of Vice-Admiral Harry DeWolf, a distinguished Royal Canadian Navy officer who commanded the destroyer HMCS *Haida* during the Second World War, notably in the Battle of the Atlantic and actions such as the Battle of the Bay of Biscay. Post-war, he served as Chief of the Naval Staff and was a key figure in the Royal Canadian Navy's early Cold War development. The class name continues a Royal Canadian Navy tradition of naming vessel classes after prominent Canadian naval figures, following predecessors like the *Iroquois*-class* and the *and the *Iroquois-class.

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Canadian Navy|Royal Canadian Navy|Department of the Navy|Canada

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