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2020 Ocean Alexander 84R

Fort Lauderdale, FL, US 84 ft · 20.42 ft' beam 4 cabins 26 kn kn top
Asking
$5,495,000
Our Thoughts

The 2020 Ocean Alexander 84R represents a refined expression of modern motor yacht design, combining proven engineering principles with thoughtful layout and comprehensive systems integration. This 84-foot superyacht delivers the displacement-hull efficiency and seakeeping stability expected from Ocean Alexander's Revolution series, with a beam of 20.42 feet and draft of 5.92 feet that balance accommodation volume against operational flexibility.

Performance & Propulsion

Twin MAN V12 1900 HP engines provide the power foundation for a 26-knot maximum speed and comfortable 22-knot cruising capability. The engineering approach here reflects Ocean Alexander's commitment to durability: oversized shafts, rudders, and drive-train components are specified one class larger than typical competitive offerings, supporting extended service intervals and reduced vibration transmission throughout the hull. The propeller design is computer-optimized, and the Aqua 22HS propeller shafts provide superior corrosion resistance with excellent toughness. A Sidepower hydraulic stabilizer with zero-speed capability and redundant power take-off from both engines ensures comfortable motion across a wide range of sea states.

Maneuvering is supported by dual hydraulic windlass with 75 kg stainless steel plow anchors, 200 feet of 1/2-inch high-tensile chain, dual Sidepower bow and stern thrusters (30.8 HP each), and a hands-free anchor chain wash system—a functionality rarely standard on competitive models. Hydraulic steering is backed by dual stainless steel rudders and bronze struts with cutlass bearings.

Fuel, Water & Systems

The 2,378-gallon fuel capacity and 666-gallon fresh water capacity support extended cruising, with a Sea Recovery 900 GPD water maker enabling operational independence. Fuel tanks are constructed from 4.5mm aluminum alloy and tested to international standards, with a dual Racor fuel-water separator system, y-valve configuration for the generator circuit, and a Gulfcoast fuel polishing system based on U.S. military tank design standards. A dedicated fuel system catchment design addresses overflow prevention—a detail often overlooked by competitors. Two 40-gallon water heaters with dual high-efficiency heating elements and high-density fiberglass insulation provide rapid water temperature rise.

The 32 KW Kohler generator is resiliently mounted with sound shielding and vibration dampening, with water-drop exhaust design to minimize noise and vibration. The engine room features a proprietary dry bilge ventilation system with dedicated exterior exhaust, preventing moisture accumulation and mildew growth. Oil change systems for both main engines and the genset support straightforward maintenance.

Electrical Architecture & Monitoring

The electrical infrastructure reflects aerospace-grade engineering standards. An Octoplex NMEA 2000 network system provides centralized monitoring and control of AC and DC breakers, power sources, and vessel systems with visual and audio alerts for voltage, frequency, and amperage abnormalities. Dual GFCI and ELCI protection is standard throughout—Ocean Alexander's unique dual-protection approach exceeds industry norms. Heavy-duty AGM batteries with low self-discharge rates (1 to 3 percent) support a 100 AMP charger and battery paralleling system with isolation switches.

Shore power receptacles feature Iso-Boost technology (2x 100 AMP) with cable master, isolating and boosting questionable shore power to protect sensitive electronics—a feature typically optional on competitive yachts. The N2

Provided listing description Click to read the original broker text

Discover unparalleled luxury and innovation with this stunning 2020 Ocean Alexander 84R, a masterpiece from the acclaimed Revolution series. This 84-foot superyacht redefines elegance and functionality, perfect for discerning owners seeking adventure and sophistication on the water. Key Features: •  Expansive Beach Club: Step aboard via the hydraulic swim platform, which transforms with a button into a versatile beach club, complete with a shower and customizable storage for paddleboards, fishing gear, or other water toys. •  Grand Salon: The spacious main deck salon offers luxurious social areas with seamless visibility to the bow lounge, creating an open, inviting space ideal for entertaining or relaxing. •  Accommodations: Below deck, four lavish staterooms, including a breathtaking master suite, provide comfort and privacy for you and your guests. •  Upper Deck Oasis: Choose between an open or enclosed bridge, with the enclosed version featuring a plush lounge for six, three ergonomic helm chairs, and a state-of-the-art helm. The aft sundeck boasts a large grill, ample drink storage, multiple seating options, and an optional hot tub for soaking in panoramic views. •  Safety First: Designed with wide, protected side decks and robust stainless steel rails for secure movement in any weather, plus an easily accessible life raft for peace of mind. •  Modern Elegance: Meticulously crafted with premium materials and cutting-edge technology, this yacht blends style, performance, and practicality for an unmatched cruising experience. Priced competitively for today’s market, this 2020 Ocean Alexander 84R is ready to deliver unforgettable moments on the water. Contact us for pricing details and to schedule a private viewing. Don’t miss your chance to own a true revolution in yachting luxury!

2020 Ocean Alexander 84R: A Revolution-Series Superyacht Engineered for Discerning Cruisers
Overview
The 2020 Ocean Alexander 84R represents a defining achievement in the Revolution series—a purpose-built 84-foot motor yacht that synthesizes sophisticated design, advanced marine engineering, and comprehensive onboard systems into a vessel purpose-designed for extended cruising, entertaining, and water-based exploration. Located in Fort Lauderdale , Florida, this superyacht combines the operational efficiency and seaworthiness expected of a modern long-range cruiser with the interior refinement and technological integration demanded by owners who spend significant time aboard. Ocean Alexander's design philosophy emphasizes usable interior volume, structural integrity, and operational reliability. The 84R achieves approximately 10–18% more usable living space than competing 84-foot models through a forward-cabin design that maximizes beam utilization and sight lines. At 84 feet in length with a 20.42-foot beam and 5.92-foot draft, the vessel balances offshore capability with access to protected waters and coastal anchorages. The cruising speed of 22 knots and maximum speed of 26 knots, powered by dual MAN V12 1900 HP engines, position the 84R as a capable platform for multi-day passages while maintaining fuel-efficient transit speeds.
Hull Construction and Structural Engineering
The 84R's hull is built using fiberglass infusion lamination technology combined with vinylester resin and high-density structural foam—materials and methods typically reserved for vessels exceeding 100 feet. This construction approach delivers superior thermal and acoustic insulation while reducing overall weight and improving torsional rigidity. The hull incorporates longitudinal and lateral fiberglass stringers filled with high-density foam, marine-grade aluminum beams for floors, walls, and ceilings, and cross-knit directional carbon fiber in high-stress areas. This engineering strategy creates a monolithic structure that reduces vibration and movement while supporting the industry-leading window spans made possible by the aluminum beam design. All interior structural components are bonded directly to the hull, reinforcing the collision bulkhead and weather-tight bulkheads that divide the vessel into discrete compartments for safety and environmental control. The bottom protection system includes three coats of Seahawk primer, a high-build epoxy barrier coat, and three coats of Seahawk self-polishing antifouling paint—a multi-layer approach that provides sustained protection in saltwater environments. Bronze through-hull fittings, dripless shaft seals, and dripless rudder post seals minimize maintenance and operational complexity. The black boot top stripe is applied with Alexseal polyurethane paint and epoxy-based primers, a professional-grade finish system that provides superior gloss and color retention without the fading or yellowing typical of gelcoat. Alexseal's color-match guarantee and minimal-maintenance requirements—requiring only soap and water for the first three years—reflect Ocean Alexander's commitment to long-term finish durability.
Propulsion and Engine Systems
Twin MAN V12 1900 HP engines drive the 84R through a hydraulic steering system with bronze struts, cutlass bearings, and high-performance, computer-designed propellers. The propeller shafts are manufactured from Aqua 22HS, a high-grade austenitic alloy stainless steel that provides superior corrosion resistance and toughness while maintaining excellent strength characteristics. Engine installation employs stainless steel mounting plates and oversized drive-train components—rudders, shafts, and related hardware typically one size larger than competitive offerings—to ensure superior handling, longevity, and reduced vibration transmission. The engines are equipped with complete instrumentation at the main helm station, including lighted switches, engine hour meters, and alarm systems for oil pressure and temperature. Remote engine start/stop controls are installed at the aft deck and flybridge , allowing operational flexibility during maneuvering and anchoring. The exhaust system utilizes aerospace-grade "autoclave" hard-coat construction with AL-6XN alloys—the same material used in Saturn V rocket nozzles—manufactured to military standards. This proprietary approach ensures sustained performance and minimal corrosion in marine environments. Wet exhaust piping includes water temperature and oil pressure monitoring throughout the system. A Kohler 32 KW generator provides independent electrical power generation, with the genset resiliently mounted, sound-shielded, and vibration-dampened to minimize noise and vibration transmission. The generator exhaust is water-drop type per industry standards, further reducing operational noise.
Stabilization and Maneuvering Systems
The 84R is equipped with a Sidepower hydraulic stabilizer featuring a zero-speed system with power take-off from both engines, providing redundancy and stabilization capability even during station-keeping. Dual Sidepower bow and stern thrusters (30.8 HP each) enable precise maneuvering in confined spaces and eliminate the need for excessive helm input during docking and anchoring operations.
Anchoring and Windlass Systems
Dual hydraulic windlasses handle anchoring and mooring operations, with dual stainless steel plow-type anchors (75 kg each) connected to 200 feet of 1/2-inch high-tensile chain. Chain counters and stoppers provide visual and mechanical confirmation of anchor deployment and scope. A hands-free anchor chain wash system allows cleaning of chain during anchor operations—a feature that reduces maintenance and improves long-term chain integrity. Two vertical electric rope winches on the aft deck facilitate dinghy deployment and retrieval, as well as general deck handling operations. This standard equipment—optional on many competitive vessels—underscores Ocean Alexander's commitment to comprehensive deck systems.
Noise and Vibration Reduction
Ocean Alexander employs proprietary sound and vibration control techniques throughout the 84R, achieving noise and vibration levels that are industry-leading and often 1/2 to 1/10 of ISO-6954 requirements. The strategy combines multiple insulation barriers incorporating reflective materials, absorptive materials, dampening materials, and air pockets, along with flexible and isolation mounts for major machinery. The engine room and bilge spaces are primed and top-coated with polyurethane paint systems, and aluminum diamond plate flooring in the engine room provides durability and drainage. Delta-T intake and exhaust fans with demisters eliminate moisture from the air flow, keeping machinery spaces dry. Manually controlled, adjustable, and reversible Delta-T fans for engine exhaust are located on the superstructure rather than the hull side, maximizing water protection and reducing salt spray exposure. Ocean Alexander's proprietary "dry bilge ventilation system" maintains constant airflow through the bilges, evacuating moisture from condensation and maintaining a clean, mildew-free environment. This active dehumidification approach extends the service life of machinery and structural components.
Helm and Navigation Systems
The helm station features three Stidd electric helm chairs upholstered in Ultraleather, a custom steering wheel with Ultraleather inserts, and an Evan Marshall–designed pilot station with a "floating" display pod finished in matching wood and leather. The ergonomic layout enhances pilot performance and comfort during extended cruising. The navigation package—standard equipment on the 84R, valued at over $100,000 when optioned on competing vessels—includes a Garmin 8600 Series Black Box with 24-inch touch screen, Garmin 25 KW Open Array radar, Garmin GHC20 autopilot, Garmin VHF with card reader, Garmin blackbox sounder, Garmin AIS with NMEA GPS, and Garmin marine cameras (two in the engine room, one on the aft deck). A Garmin GRID remote input device is installed on the helm chair, enabling intuitive control of navigation functions. A 5-inch iPad with built-in Garmin app provides navigational control and viewing capability, offering flexibility for helm operations. A Ritchie 5-inch compass provides backup compass reference. Triband HD7 with DIRECTV receivers supports entertainment and weather monitoring. The Custom STATIONKEEPER position and heading hold system maintains the vessel's heading and position, reducing helm workload during anchoring, fishing, or station-keeping operations. Engine instrumentation is duplicated at the helm station, with complete readouts of oil pressure, water temperature, hour meter, and start/stop controls.
Electrical Systems and Automation
The 84R employs an Octoplex NMEA 2000 network electrical control system based on aerospace technology, enabling remote activation, control, and status reporting of AC and DC breakers. The system monitors power sources for voltage, frequency, and amperage abnormalities, providing visual and audio alerts. Enhanced circuit breaker functionality includes no-load indication, dimming,
Length
84 ft
Beam
20.42 ft'
Year
2020
Builder
Ocean Alexander
Model
84R
Cabins
4
Max speed
26 kn kn

Fly Yachts is pleased to assist you in the purchase of this vessel. This boat is centrally listed by MarineMax Ft. It is offered as a convenience by this broker/dealer to its clients and is not intended to convey direct representation of a particular vessel.

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