
SEA FORCE® Series
Engineered for superior performance, stability, and durability in the most demanding maritime environments. Willard Marine SEA FORCE® RHIBs are the trusted choice for military, law enforcement, and commercial operators globally.
Versatility in Action
Willard Marine SEA FORCE® RHIBs are designed for a multitude of applications, including patrol, rescue, complex boarding operations, and as reliable shipboard tenders on naval vessels. Our commitment to quality and performance ensures each RHIB is ready for its designated mission, offering unmatched operational readiness and safety.
Hallmarks of a Willard SEA FORCE® RHIB
Deep-V hull design for superior stability and performance.
Heavy-duty, puncture-resistant polyurethane or Hypalon inflatable tubes.
Options for fiberglass or high-strength aluminum hull construction.
Shock-mitigation seating and ergonomic console designs.
Customizable deck layouts for diverse mission requirements.
Integration of advanced navigation, communication, and sensor packages.
Proven reliability in military, law enforcement, and commercial operations.
Compliance with ABYC and relevant USCG standards where applicable.
SEA FORCE® Models

SEA FORCE® 1100
Hull Length - 36 ft. (11.0 m)
Capacity: Up to 26 persons
Propulsion: Twin inboard diesels (Cummins 6.7L) with Hamilton Jet waterjets
Speed: ~40 knots
The U.S. Navy's standard 11-meter RHIB, utilized for Visit, Board, Search, and Seizure (VBSS), patrol, and rescue missions. Features a center console (optional cabin) and integrates with Navy ship davit launch systems. Over 15 years of proven reliability in Navy service.
SEA FORCE® 900
Hull Length - 30 ft. (9.0 m)
Capacity: Up to ~18 persons
A military-grade RHIB with a deep-V hull and non-skid deck. Its open-deck configuration provides an unobstructed work area, serving well as a patrol boat, workboat, ship's tender, or for tug and tow operations.

SEA FORCE® 777
Hull Length - 25 ft. (7.77 m)
Capacity:
Propulsion: 300 hp inboard diesel with Hamilton Jet drive HJ-274
Developed from the standard Navy RHIB design for blue-water missions. Features optional self-righting capability and Ullman shock-mitigating seats for crew comfort in extreme conditions. A rugged and reliable platform.

SEA FORCE® 730
Hull Length - 24 ft. (7.3 m)
Capacity: ~10 crew
A fast, responsive, and durable patrol RHIB suitable for both military and commercial applications, including patrol and search-and-rescue. Typically outfitted with single inboard diesel or outboard engines.

SEA FORCE® 670
Hull Length - 22 ft. (6.7 m)
Capacity: ~9 persons
A versatile patrol boat or tender with options for inboard or outboard engines. Features a deep-V FRP hull and heavy-duty inflatable tube for stability and safety. Commonly used by naval forces as a boarding craft or for commercial workboat duties.
SEA FORCE® 540
Hull Length - 18 ft. (5.4 m)
Capacity: ~6 persons
A compact and rugged outboard-powered RHIB. Often deployed as a quick-response craft or tender, built to military-grade standards with a deep-V hull and durable inflatable collar.
SEA FORCE® 490
Hull Length - 16 ft. (4.9 m)
Capacity: ~6 persons
The smallest of the SEA FORCE® lineup, this agile outboard-powered RHIB is used as a rescue dinghy, tender, or patrol boat for tight harbors, offering a stable ride in rough water.