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Patrol & mine warfare vessels2021–present
Arctic/offshore patrol vessel
Harry DeWolf-class offshore patrol vessel is a arctic/offshore patrol vessel. It was built by Halifax Shipyards. Reported operators include Royal Canadian Navy Canadian Coast Guard (planned).
CanadaHarry DeWolf-class offshore patrol vessel
U.S. Coast Guard · Public domain · Resized · Public domain · Source ↗ · ModifiedHarry DeWolf class
Halifax Shipyards
Royal Canadian Navy Canadian Coast Guard (planned)
None
CA$3.5 billion (initial design and build) CA$2.3 billion (for construction of six vessels); CA$4.3 billion (2018 estimate); CA$4.98 billion (2023 estimate for first six Navy ships) + CA$2.1 billion (2024 estimate for two Coast Guard variants)
2016–present
2021–present
8 (6 for RCN and 2 for CCG)
2 (for CCG)
6
5
Arctic/offshore patrol vessel
6,615 t (6,511 long tons)
103.6 m (339 ft 11 in)
19 m (62 ft 4 in)
5.7 m (18 ft 8 in)
Polar Class 5
4 × MAN 6L32/44CR (4 × 3.6 MW)
Diesel-electric Two shafts (2 × 4.5 MW) Bow thruster
17 kn (31 km/h; 20 mph) (open water) 3 kn (5.6 km/h; 3.5 mph) in 1 m (3 ft 3 in) ice
6,800 nmi (12,600 km ; 7,800 mi ) at 14 kn (26 km/h; 16 mph)
120 days
2 × 8.5 m (28 ft) multi-role rescue boats by Rosborough Boats 12 m (39 ft) landing craft by ABCO Industries
65 (RCN). Accommodation for 87 additional mission crew
Combat Management System: Lockheed Martin Canada CMS 330 Tactical data Link: SATCOM ( Link 16 ) Terma SCANTER 6002 surveillance radar system Multichannel VHF/HF Radio Thales BlueGate Identification Friend or Foe (IFF) system OSI Maritime Systems Integrated Bridge Navigational System Kelvin Hughes SharpEye X and S-band navigation radars BlueNaute inertial navigation system SAGEM Damage/Machinery Control Systems
1 × BAE Mk 38 25 mm (0.98 in) gun 2 × M2 Browning machine gun
Sikorsky CH-148 Cyclone or Bell CH-146 Griffon CU-176 Gargoyle UAV
Onboard hangar and flight deck Vehicle bay; can hold pickup trucks , ATVs and snowmobiles Quarterdeck; space for multiple modular payload options such as standard shipping containers
Six containerized active/passive towed array sonars are planned to be procured for the ship class under Containerized Onboard Reelable Array (COBRA) project.
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Reference text from Wikipedia contributors, used under CC BY-SA 4.0.
True scale
Sourced dimensions beside a 1.75 m human reference.
Points represent sourced observations, including revisions. Revisions on the same effective date are not separate inventory events. Ranges appear in the table and are not plotted as exact points.
| Observation / report period | Value | Source | Claim state |
|---|---|---|---|
| 28 Sept 2026 | 103.6 m | Wikipedia contributors | superseded |
| 28 Sept 2026 | 103.6 m | Wikipedia contributors | superseded |
| 28 Sept 2026 | 103.6 m | Wikipedia contributors | approved |
Harry DeWolf-class offshore patrol vessel equipment records. Variants, orders and quantities are shown as reported in each inventory source; coverage is incomplete.
CanadaJanuary 2026 reported holdings of HARRY DEWOLF – CLASS. Covers the named Canadian fleet across its reported variants. The overview does not separate active, stored or maintenance status; this is not a readiness or deployable-strength count.
Royal Canadian Navy Canadian Coast Guard (planned)
Equipment reference ↗