2025 Boston Whaler 405 Conquest Base
- Year 2025
- Make Boston Whaler
- Model 405 Conquest
2025 Boston Whaler 405 Conquest
What can be said about the 405 Conquest? It’s been called “the SUV of the sea”. It’s a formidable offshore angler. It’s an entertainer with amenities beyond compare. Its luxurious cabin surpasses all expectations. It’s powered by up to 1,800 horses. This 41-foot dual-console cabin cruiser boat absolutely does not compromise when it comes to performance, comfort, and fishability. Enjoy long-distance cruises and overnight stays, chase gamefish far offshore, or host an impromptu gathering—with the 405 Conquest, you never have to choose between gracious comfort and exceptional capability.
Features may include:
Cabin Mid-Berth- 120-V receptacle
- Air-conditioning vents from main cabin (16,000 BTU unit)
- 10” stainless steel cleats - stern cockpit with gunnel boats hawse pipe (2), anchor locker (1)
- 10” stainless steel pull-up cleats - bow (2), spring line (2), crosstie cleats at transom (2)
- 120-V receptacle at vanity
- Dual entrance (from cabin and from master stateroom)
- 120-V receptacle
- Cabinet - overhead with AC and DC vessel system controls
- 16” SIMRAD NSO EVO3S ELECTRONICS / DUAL NAVIGATION PACKAGE Dash surface – custom black acrylic integrated with switch panels and flush mounting of dual displays, Simrad NSO evo3S 16” screen (GPS, Chart Plotter, Fishfinder), Simrad NSO evo3S 16” screen (Additional Display)(CHIRP, SideScan, DownScan), Integrated Mercury VesselVIew Link, Simrad RS40 VHF Radio with AIS and HS40 wireless handset, GS25 GPS Antenna 15 N2K with Heading Sensor, Simrad S5100 1kw Dual channel CHIRP Sounder Module, Airmar 1000 watt recessed thru hull Dual channel CHIRP transducer (B275LH-W), StructureScan 3D transducer included)
- 120-V receptacle (port and starboard)
- Air-conditioner (8,000 BTU) reverse cycle with LCD Control
- Cabinets - teak wood with satin finish with maple and cedar lining
- Counter tops - Lava Rock Corian
- Counter tops - Lava Rock Corian
- Upholstery Material – two tone Omnova Sof Dura Stone/Spradling Diamante Ivory
- Cabinets – teak wood with satin finish with maple and cedar lining
- Flooring – Solid teak
- Cabinets – teak wood with satin finish with maple lining
- Door – teak wood with satin finish
- Cabinets – teak wood with satin finish with maple and cedar lining
- Flooring – Solid teak
- 300 V8 DTS Black Quad Mercury Verado fourStrokes with Joystick Piloting; outboard docking system with joystick, electronic steering, Skyhook/autopilot keypad and functionality (91 octane fuel recommended)
Dimensions
Overall Length
41’ 4” (12.60 m)
Beam
13’ 6” (4.11 m)
Draft
30 (0.76 m)
Transom Height
30” (0.76 m)
Bridge Clearance
With hardtop: 11'8 (3.6 m) | With hardtop and upper station: 20’ 9” (6.32 m) | With hardtop, radar and satellite TV: 14’ 8” (4.47 m)
Capacities
Seating Capacity
20 Persons
Fuel Capacity
620 gallons (2,347 L) | Diesel generator: 38 gallons (144 L)
Weight, Maximum Capacity
6,922 lbs (3,140 kg) | Engine: 4,050 lbs. (1,837 kg)
Fresh Water Capacity
90 gallons (340.7 L)
Black Water Capacity
30 gallons (113.6 L)
Weights
Dry Weight
No engine: 22,400 lbs (10,160 kg)
Weight
With engines, fuel & water, if applicable: 30,360 lbs (17,853 kg)
Engine
Engine Power
Maximum: 1,800 HP (1,342 kW)
Minimum Engine Power
1,200 HP (895 kW)