SYNTHESIS 66 Yacht for Sale

139' Feadship | 1982 | €16,500,000

Monaco, Monaco

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Last updated Mar 6, 2025

Synthesis 66 Yacht | 139' Feadship 1982

A proud member of the Feadship Heritage Fleet, SYNTHESIS 66 underwent an extensive technical refit between 2020 and 2022 at Monaco Marine. The owner has continued to enhance and upgrade the yacht, ensuring she remains in immaculate condition, ready for her next owner to enjoy.As part of the refit, the interior received a complete overhaul under the expert guidance of Boutsen Design in Monaco. While preserving her original woodwork, the interior has been sympathetically modernised, blending timeless elegance with contemporary comfort, all while maintaining the heritage and charm of a classic Feadship.Her exterior has also been thoughtfully modernised for today's yachting lifestyle, featuring new teak decks, a complete repaint, and enhanced deck spaces. This superyacht is ready for private ownership or charter use.

This listing is courtesy of the BoatWizard MLS and may be centrally listed withanother broker. It is offered as a convenience by this broker/dealer to its clients and is not intended to convey representation of a particular vessel.

Denison Yacht Sales offers the details of this yacht in good faith but can’t guarantee the accuracy of this information nor warrant the condition of this boat for sale. This yacht for sale is offered subject to prior sale, price change, or withdrawal from that yacht market without notice. She is offered as a convenience by this yacht broker to its clients and is not intended to convey direct representation of a specific yacht for sale.

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Synthesis 66 HIGHLIGHTS

Yacht Details: 139' Feadship 1982
Location: Monaco, Monaco
Engines: Caterpillar
Last Updated: Mar 6, 2025
Asking Price: €16,500,000
Maximum Speed: 13 kn
Max Draft: 8' 2''

Synthesis 66 additional information

Specifications

Cruising Speed: 12 kn
Maximum Speed: 13 kn
Beam: 25' 11''
Hull Material: Steel
Max Draft: 8' 2''
Displacement: 458,561.51 lb
Fuel Tank: 1 x 44000|liter
Fresh Water: 1 x 10000|liter
Holding: 1 x 4800|liter
Max Passengers: 10
Cabins: 10
Heads: 10

Specifications

Main Specifications

Length: 42.37 meters (139’) including platform / 40.23m (131’9”) excluding platform
Beam: 7.90m (25’11”)
Draft: 2.5m (8’2”)
Build Year: 1982
Refit Year: 2023
Builder: Feadship, De Vries Scheepsbouw
Naval Architect: De Voogt
Interior Refit: Boutsen Design Monaco
Gross Tonnage (GT): 347
Hull Material: Steel
Hull Colour: White
Hull Configuration: Displacement
Superstructure Material: Aluminium
Flag: Malta (Commercial Compliance)
Classification: Lloyds 100A1 SSC Yacht, Mono, G2A, LMC
Compliance: 5-Year Special Survey Completed May 2022, up to date with interim inspections as of Feb 2025

Performance & Capacity

Main Engines: 2 x Caterpillar D 379 TA (575 hp each @ 1225 rpm)
Top end rebuild completed in 2021 at 5,000 Hours
Fuel Capacity: 44,000 litres
Fresh Water Capacity: 10,000 litres
Grey Water: 4,800 litres
Black Water: 800 litres
Clean Oil: 237 litres
Dirty Oil: 500 litres
Cruising Speed: 12 Knots
Maximum Speed: 13 Knots

Accommodation

Number of Cabins: 5
Guest Capacity: 10 guests in 5 cabins
Crew Capacity: Up to 9 crew in 5 cabins

Machinery

Main Engines

Engine Make/Model: Caterpillar D 379 TA
Engine Hours:
Port Engine: 6,446 hours
Starboard Engine: 6,465 hours (as of Feb 28, 2025)
Traditional Shafts

Performance & Fuel Consumption

Maximum Speed: 13 Knots
Consumption: 285 L/H
Range: 3,500 NM
RPM: 1,200
Cruising Speed: 12 Knots
Consumption: 190 L/H
Range: 3,500 NM
RPM: 1,050

Generators & Electrical

Generators: 2 x 100kW John Deere (new in 2012, top-end rebuild in 2023)
Generator Hours:
Port: 10,818 hours
Starboard: 9,933 hours (as of Feb 28, 2025)
Generator Fuel Consumption: 15 L/H
Shore Power: Marpower 90 Kva converter (fitted in 2022)
Load Bank: Sephco 55kW
24 V DC System: Engine start, emergency lighting, and ship electronics

Other Machinery

Water Makers: Idromar (new 2023)
Stabilizers: Vosper stabilizer system with Koopnautic controls (3’ x 7’ fins) MK III (not zero speed)
Bow Thruster: Schottel 15kW electric
Sewage Treatment: Headhunter
Fresh Water System: Gianneschi pumps
Fuel Cleaning: Alfa Laval fuel centrifuge
Bilge & Fire Pumps: 2 x Azure 50A + 1 x emergency gasoline fire pump
Engine Room Fire Suppression: Kidde Halon system

Communication Systems

Satellite Communications: KVH Mini VSAT
Internet: JRC Fleet broadband, Iridium Open port
PBX Telephone System

Navigation Equipment

Radars: 2 x Furuno FAR2127
Gyrocompass: Navigat X Mk II
Magnetic Compass: Observator
Auto Pilot: Sperry Navipilot V
Depth Sounder: Furuno FE700
GPS: Furuno GP150
Chart Plotter: Raymarine
Wind/Speed Log: Furuno RD30 with Airmar Weather Station
Navtex: Furuno NX700
AIS: Furuno
VHF: Sailor RT2048, Inmar Sat C, Sailor TT 3603E, Sailor LRIT
Loud Hailer: Standard Horizon LH10

Entertainment Systems

Satellite TV: Seatel with SKY (decoders not included)
Video Equipment: SMART TVs throughout, IPTV (Global Streaming), Apple TV
Audio Equipment: AMX Controllers (iPads), Sonos

Galley & Laundry Equipment

Main Galley Equipment

Cooking Equipment: Commercial Multi-top Miele Hob, 2 Miele Ovens
Refrigeration/Freezer: Gram Refrigerators & Freezers
Dishwashers: 2 x Miele High-Speed Commercial Dishwashers

Crew Galley/Mess Equipment
Microwave: Miele
Refrigeration/Freezer: 2 x Gram Refrigerators & Freezer

Boat Deck Bar
Cooking Equipment: Miele hot plate, Miele grill, Miele hob
Refrigeration: 2 x Virtrifrigo Fridges

Breakfast Bar
Refrigeration: Gram Refrigerator
Ice Maker: Virtrifrigo
Dishwasher: Miele High-Speed Commercial

Laundry Equipment

Washing Machines: 2 x Miele
Dryers: 2 x Miele

Tenders & Toys

Tenders:

1 x Nuovajolly (Prince 38) RIB with 2 x 300HP Yamaha Outboards
1 x 3.4m Zodiac with 25Hp Yamaha Outboard

Jet Skis & Water Toys:

2 x Yamaha FX Wave Runners (750 Hp)
2 x Jet Surf Boards MXR
1 x Fun Air Inflatable Runway
1 x Jobe Trampoline
3 x Seabobs (F5)
2 x O’Neil Wakeboards
2 x Jobe Inflatable Doughnuts
2 x Sea Fishing Rods & 2 x Casting Rods
10 x Snorkel Masks & Flippers

Deck Equipment

Anchor Windlass: Steen
Aft Warping Capstans: 2 x Aft Deck Capstans
Anchors: 2 x 500 lb. Stockless Anchors
Anchor Chain: 2 x 400 feet 5/8” Anchor Chain
Boat Crane & Davits: 2 x Atlas 500kg Tender Cranes (foredeck & swim platform)
Passerelle: 2 x Marquip Passerelle, Starboard Hydraulic Passerelle
Swimming Platform: With Shower

Other Features:
Bridge Deck Jacuzzi (2,000L, 8-person)
3 x Kahlenberg Trumpet Horns
20” Carlisle and Finch Search Light