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Boston Whaler 405 Conquest

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Presented For Sale By:

Hackshaw Boats Brokerage & Marine Services

Hackshaw Boat Brokerage and Marine Services
Vigie Marina
Castries
Saint Lucia
+1 (758) 721-8000

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Make Boston Whaler
Model 405 Conquest
Year 2025
Condition New
Price Request Price
Type Power
Class Cruiser (Power)
Length 41 ft
Fuel Type Gas
Hull Material Fiberglass
Location Saint Lucia, Saint Lucia
LOA 41 ft 4 in
Beam 13 ft 6 in
Max Draft 2 ft 6 in
Keel Type Other
Dry Weight 30360 lb
Max Bridge Clearance 11 ft 8 in
Engine Type Outboard-4S
Engine Make Mercury
Engine Model 600 V12
Fuel Type Gas
Engine Year 2025
Power 600 hp
Engine usage (hours) 1
Engine Type Outboard-4S
Engine Make Mercury
Engine Model 600 V12
Fuel Type Gas
Engine Year 2025
Power 600 hp
Engine usage (hours) 1
Engine Type Outboard-4S
Engine Make Mercury
Engine Model 600 V12
Fuel Type Gas
Engine Year 2025
Power 600 hp
Engine usage (hours) 1
Maximum Speed 54 kn
Cruising Speed 37 kn
Range 290 nmi
Guest Cabins 1
Guest Heads 1
Seating Capacity 20
Fuel Tanks 1 x 620 gal
Fresh Water Tanks 1 x 90 gal
Holding Tanks 1 x 30 gal
Hull Shape Deep Vee

Description

New Build Boston Whaler 405 Conquest  The Ultimate Offshore Dual Console Ready to Exceed Expectations
The Boston Whaler 405 Conquest earns its reputation as the SUV of the sea. This commanding 41 foot dual console cabin cruiser delivers bold performance, refined luxury, and versatile functionality all in one extraordinary platform. Whether you're chasing bluewater gamefish, escaping overnight to remote islands, or hosting an elegant gathering at anchor, the 405 Conquest offers uncompromised capability and comfort.

Legendary Construction and Design

Constructed with Boston Whaler's iconic double hull filled with closed cell foam, the 405 Conquest remains unsinkable no matter the circumstance. This design ensures exceptional structural strength, reduced noise and vibration, and enduring integrity. Measuring 41 feet 4 inches in overall length with a beam of 13 feet 6 inches, it balances elegance with stability. A graceful profile, flared bow, and panoramic windshield create a refined aesthetic that feels equally at home in sportfish or cocktail mode.

Size, Capacity, and Endurance


Here are the vital specs:

  •  Length overall: 41 feet 4 inches
  •  Beam: 13 feet 6 inches
  • Draft: 30 inches
  • Dry weight (no engines): 22,400 pounds
  • Fully loaded weight (engines, fuel, water): approximately 30,360 pounds
  • Maximum payload: 6,922 pounds
  • Swamped buoyancy: 4,050 pounds
  • Passenger capacity: 20 persons
  •  Fuel capacity: 620 gallons plus 38 gallons for diesel generator
  •  Freshwater capacity: 90 gallons
  • Waste holding capacity: 30 gallons
  • Bridge clearance: 11 feet 8 inches with hardtop, up to 20 feet 9 inches with upper station

These numbers illustrate a boat built for extended range, heavy loads, and comfort on long trips.

Power and Real?World Performance


With engine options ranging from quad 300 horsepower to quad 400 horsepower, and even triple V12 configurations totaling up to 1,800 horsepower, the 405 Conquest delivers thrilling performance. Real world tests demonstrate:
  • Time to plane: about 4.7 seconds
  • Idle to 30 miles per hour: around 12.9 seconds under load
  • Cruise speed: approximately 32.8 miles per hour at 4,500 rpm, consuming roughly 52.7 gallons per hour for an efficient range of 336 miles with reserve
  • Top speed: over 52 miles per hour with performance engines
  • Fuel economy: up to 0.6 miles per gallon during efficient cruise

These performance figures underline the boat?s ability to cover long distances fast while delivering enough efficiency to extend your adventure.

Deck Layout: Fishing and Entertaining Mastered

The cockpit is intelligently laid out to serve both serious anglers and leisure seekers:
  • Spacious with versatile seating and an optional summer kitchen complete with grill, sink, and drawers
  •  Integrated fish boxes with chilled glycol cooling eliminate the need for ice
  • A hull side door and heavy duty latch enable secure boarding from water or delivering fish on deck
  • Shore power, cockpit showers, pull?up cleats, and swim access add convenience and safety
  • Twin tables and lounges turn the aft deck into a social sanctuary or prepare for casting and rigging in minutes

From tournament fishing to dockside entertaining, the deck adapts with swift precision.

Helm and Controls

The helm station offers near-luxury control:

  • Joystick piloting delivers confidence in tight docking or anchoring scenarios
  • Multipurpose display systems unify navigation, engine data, and autopilot controls in one place
  • Plush helm and companion seating, footrests, and shading ensure hours of comfortable command
  • Innovative access to the head compartment, optional upper helm station, and mechanical infrastructure emphasize ergonomic grace and utility

Aboard the 405 Conquest, you helm a command center that balances power, convenience, and elegance.

Elevated Cabin Comfort

This cabin steps beyond typical express boats:

  • A luxurious master stateroom up front, a mid-berth accommodating three, and a private enclosed head with separate shower
  • An inviting galley with corian countertops, premium finishes, and ample storage
  • Innerspring mattresses, cedar and teak cabinetry, ambient lighting, and premium materials throughout
  • Optional gyro stabilizing system maximizes live aboard comfort in rolling seas

This is cabin comfort reimagined, elevating the boating experience from day trip to elegant retreat.

Lifestyle and Entertainment Features

The 405 Conquest is as comfortable entertaining as it is delivering performance:

  • A full beam windshield and optional full side glass enhance panoramic connection to the sea
  • Deluxe lighting setups, upscale finishes, and plush furnishings elevate social spaces
  • Under-deck and courtesy lighting create inviting ambiance for evening gatherings
  • Swim platforms, dive doors, and utility access points ensure effortless interaction with the water

Every feature works together to craft an unforgettable experience, for fishing, cruising, or relaxing.

Built to Your Dreams

Each 405 Conquest is custom?built to owner preferences:

  • Choose power profiles up to 1,800 horsepower
  • Select finishes, electronics suites, shade configurations, kitchen layouts, and fishing amenities
  • Consider optional features: gyro, upper helm, satellite tv, chilled fish boxes, and lighting upgrades
  • Each customization is factory integrated and warranty-backed?for a personalized, refined vessel

This level of personalization ensures the 405 is your vision, come to life.

Ownership and Investment Strength

Despite its size and breadth of capability, the 405 Conquest remains transportable with the right equipment and well-designed for serviceability. Backed by Boston Whaler?s industry-leading warranty and supported by a global dealer network, this model retains strong resale value thanks to legendary craftsmanship and multi-faceted functionality.

Ideal Owners

This boat suits those who want:

  • Tournament-level fishing with uncompromised living spaces
  • Family cruising in comfort and safety
  • SUV-level utility on the water for varied boating lifestyles
  • Deluxe cruising flexibility, with the ability to entertain or perform


The Boston Whaler 405 Conquest transcends conventional design. It delivers luxury cabin comfort, high-end fishing functionality, long range capability, and elegant social spaces, all without compromise. With custom build capability and robust engineering, it invites you to create your dream boating lifestyle and explore the seas on your terms.

Step aboard the 405 Conquest and you'll discover not just a boat, but a new boating paradigm.

Disclaimer

The Company offers the details of this vessel in good faith but cannot guarantee or warrant the accuracy of this information nor warrant the condition of the vessel. A buyer should instruct his agents, or his surveyors, to investigate such details as the buyer desires validated. This vessel is offered subject to prior sale, price change, or withdrawal without notice.

Steering System

Joystick Control

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Presented For Sale By:

Hackshaw Boats Brokerage & Marine Services

Hackshaw Boat Brokerage and Marine Services
Vigie Marina
Castries
Saint Lucia
+1 (758) 721-8000

View Seller Inventory
 

Contact Seller

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* We weren't able to post your message, please check the highlighted fields and try again.

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Presented For Sale By:

Hackshaw Boats Brokerage & Marine Services

Hackshaw Boat Brokerage and Marine Services
Vigie Marina
Castries
Saint Lucia
+1 (758) 721-8000

View Seller Inventory
 

Contact Seller

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