42 Beneteau 2005 Boat for Sale

Synergy 4

ASKING PRICE: $139,000 Watch Price

Stuart, FL

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Synergy 4 Yacht Photos Pics 2005 Beneteau Oceanis Clipper 423 sailboat on calm water under cloudy sky.

Synergy 4 Yacht Photos Pics Interior of 2005 Beneteau Oceanis Clipper 423 yacht with wooden finish and blue seating.

Synergy 4 Yacht Photos Pics Galley kitchen in 2005 Beneteau Oceanis Clipper 423 yacht with wood cabinetry.

Synergy 4 Yacht Photos Pics Interior of 2005 Beneteau Oceanis Clipper 423 yacht with wooden furnishings and blue seating.

Synergy 4 Yacht Photos Pics Navigation station on 2005 Beneteau Oceanis Clipper 423 yacht with control panel and equipment.

Synergy 4 Yacht Photos Pics Galley kitchen in 2005 Beneteau Oceanis Clipper 423 with stove and sink.

Synergy 4 Yacht Photos Pics Double stainless steel sink in 2005 Beneteau Oceanis Clipper 423 yacht kitchen.

Synergy 4 Yacht Photos Pics Interior cabin of 2005 Beneteau Oceanis Clipper 423 with cozy bed and wooden finish.

Synergy 4 Yacht Photos Pics Bathroom interior of 2005 Beneteau Oceanis Clipper 423 yacht, featuring sink and toilet.

Synergy 4 Yacht Photos Pics Interior of 2005 Beneteau Oceanis Clipper 423 yacht, featuring bathroom and cabin area.

Synergy 4 Yacht Photos Pics Interior of 2005 Beneteau Oceanis Clipper 423 yacht with blue seating and wooden table.

Synergy 4 Yacht Photos Pics Sailboat Beneteau Oceanis Clipper 423 (2005) cruising on open blue sea.

Synergy 4 Yacht Photos Pics Sailboats, including a 2005 Beneteau Oceanis Clipper 423, anchored in turquoise waters.

Synergy 4 Yacht Photos Pics Sailing on a 2005 Beneteau Oceanis Clipper 423 in clear turquoise waters.

Synergy 4 Yacht Photos Pics Sailboat silhouette at sunset, 2005 Beneteau Oceanis Clipper 423 on calm water.

Synergy 4 Yacht Photos Pics 2005 Beneteau Oceanis Clipper 423 sailboat on dry dock under clear blue sky.

Synergy 4 Yacht Photos Pics Inflatable dinghy on clear water, associated with 2005 Beneteau Oceanis Clipper 423 yacht.

Synergy 4 Yacht Photos Pics Manufacturer Provided Image: Sail Plan

Synergy 4 Yacht Photos Pics Manufacturer Provided Image

Synergy 4 Yacht Photos Pics 2005 Beneteau Oceanis Clipper 423 sailboat anchored on calm water under cloudy sky.

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Last updated May 13, 2026

Synergy 4 Boat | 42' Beneteau 2005

Synergy 4

2005 Beneteau 423

The 2005 Beneteau 423 Oceanis is a highly popular mid-2000s cruiser known for its exceptional interior volume, ease of handling, and balanced sailing performance. Designed by Groupe Finot, it remains a top choice for coastal cruising and liveaboard lifestyles due to its spacious layouts and generous standard features. Synergy 4 is a world capable cruiser or casual racer. Ready to sail away!!

Key Specifications

Dimensions: LOA of approx. 43' 1" with a beam of 12' 11" and a standard draft of 5' 7".
Weight: Displacement is roughly 19,400 to 19,800 lbs with 5,836 lbs of ballast.
Tankage: Features significant capacities for extended cruising: 154 gallons of water and 53 gallons of fuel.
Power: Equipped with a 55 HP Volvo Penta inboard diesel

Performance and Handling

The Beneteau 423 is celebrated for being "surprisingly nimble" and light on the helm.
Single-Handing: Lines are led aft to the cockpit, making it easy to manage alone or with a small crew.
Rigging: SYNERGY 4 features a masthead sloop rig with in-mast furling
Under Power: Its fin keel with bulb and long rudder allow for easy maneuvering in tight marina spaces. SYNERGY 4 is equipped with a BOW THRUSTER!

SYNERGY 4 Interior Layout

Spacious Man Salon features 6’ 4” Headroom and a C- shaped Salon table converts to a bed. There is a freestanding bench with storage beneath as well as a comfortable settee to port. Also to port is the forward facing Nav station.

(2) Two-Cabin Version: Features a massive storage locker on the starboard side and a larger aft berth. Most owners prefer the forward owner's cabin (V-berth) which includes an en-suite head with a separate walk-in shower.

Galley: The "sea-going" U-shaped galley (two-cabin version) is highly rated for its bracing points, large separate fridge and freezer, and ample counter space.

Synergy 4's Features:

(2) cabins/ (2) heads
Large cockpit for entertaining
Bow Thruster
(5) solar panels (2) in storage
Accommodates 8 to 10 people- sleeps 7
Large freezer
Sugar scoop at the stern makes for easy on and off and the dinghy or on a paddle board or kayak
Sunbrella canvas including detachable windows on the sides and Sun screens across the stern
Large storage lockers and lazarettes throughout
Miscellaneous replacement parts gaskets hoses engine parts Etc
(2) hanging lockers in cabins

Annual Slip at Sunset Bay Marina in downtown Stuart is available

to the Buyer with marina management approval. Ask Broker for details !

Denison Yachting - San Francisco is pleased to assist you in the purchase of this vessel. This boat is centrally listed by Adventure Yacht Sales.

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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Synergy 4 HIGHLIGHTS

Yacht Details: 42' Beneteau 2005
Location: Stuart, FL
Engines: Volvo
Last Updated: May 13, 2026
Asking Price: $139,000
Max Draft: 5' 6''

Synergy 4 additional information

Specifications

Beam: 12' 10''
Hull Material: Fiberglass
Max Draft: 5' 6''
Displacement: 19,500 lb
Fuel Tank: 1 x 53|gallon
Fresh Water: 1 x 154|gallon
Holding: 2 x 15|gallon
Max Passengers: 8
Cabins: 2
Heads: 2

Accommodations

The Beneteau 423 offers a very airy, light & open layout. The main salon features a U-shaped seating around a large dining table that has a removable leaf. The table then converts to a cocktail-size table and also drops to make a double berth. There is a bench seat on the center line for seating around the entire table. To port is the straight settee and forward-facing nav station. Aft of the navigation station is a full head with shower (electric toilet), and aft of the head is a full-size double berth in the aft stateroom. Aft and to starboard is the large galley that features a front-opening refrigerator and a top-loading freezer, double SS sinks, propane stove & oven as well as abundant storage. The forward owner's cabin offers a large center island berth with storage drawers beneath. There is a changing seat as well as a large hanging locker and two storage lockers. The master head features a separate shower and an electric water toilet.

Interior Features

(2) Dometic cruisair Air conditioning with Reverse cycle heat -1200 BTU Main Salon & 9000 BTU Aft Cabin -(2) temperature control panels one in the main salon; one in the aft cabin with on off switches so that they can be used separately
All ports and hatches have detachable screens
overhead deck hatches with screens
( 2 ) deck ventilators (dorade type)
LED Interior lighting
Interior cushions-very good condition
Custom mattress in the forward cabin
Port coverings- Curtains
Barometer and clock
Handholds throughout the vessel
teak interior walls and bulkheads-excellent condition

Galley

Force 10 Gourmet gimbal three burner stove with oven
Adler Barber Refrigeration -new evaporator plate in the freezer 5/24
Double stainless steel sinks with a hot/cold faucet
Manual fresh water pump at galley sink
Danby designer Microwave oven DMW 099blsdd
Trash bin under sink
Seagull Drinking water filter
Galleyware included
Pots/pans included
Cutlery included

Plumbing

Freshwater system -153 gallons in two tanks
Water heater
Pressurized hot/cold water in the heads, galley and cockpit shower
Manual fresh water pump in the galley
(2) 14 gallon waste tanks
(2) Jabsco manual toilets each has a macerator both replaced 10/24
Spare toilet pump kit
Cockpit shower - Hot and cold
Rule electric bilge pump
Manual bilge pump
LPG System for the stove/oven
Propane tank stored in port aft cockpit Locker

Electrical -12 Volt Dc System:

12 Volt DC electric panel
Engine Start battery: (1) West Marine located under aft cabin bunk replaced 1/24
House Bank Batteries: (3) Odyssey ODX-AGM31 \ high-performance Extreme Series AGM 105 AH- replaced 1/25
Bow thruster battery - replaced 8/24
Solar: Total 500 watts; (2) Renogy 100 WATT, (2) 80 WATT, (1) Victron 175 WATT
Victron Phoenix smart IP43 charger
Victron BMV 712 Smart Battery monitor system
Adler Barber refrigeration- freezer evaporator panel replaced 5/24
LED interior lights
Maxwell HRC 10 12 volt Horizontal Windlass
Side Power SE80 185T 12 volt Bow thruster
Navigation lights LED
Electronics & Nav systems
Raymarine 650 Class B AIS mmsi 368-018530
Rain Man RO Watermaker system 12vdc single membrane
Flow Jet fresh water pump 12 volt
GFI protection throughout

Electrical Charging Systems

Balmar Alternator 100 amp
Solar: Total 500 watts: (2) Renogy 100 WATT, (2) 80 WATT, (1) Victron 175 WATT
Victron Solar charge controller
Honda eu2200i portable gas generator- Negotiable

Electrical 120 Volt Ac System

(1) 30 Amp AC shore power connections with breakers
(2) 30 Amp shore power cords
Battery Charger
Inverter
(2) Dometic cruisair Air conditioning with Reverse cycle heat -1200 BTU Main Salon & 9000 BTU Aft Cabin
Water heater (120 Volt and engine heat exchanger)
Electrical outlets
Microwave

Hull And Deck

Stainless steel bow pulpit with two anchor rollers
Maxwell HRC 10 12 volt Horizontal Windlass with hand held and remote controls
Primary Anchor Rocna 55 plow
Primary ground tackle-150 ft new G4 chain galvanized Made in USA
Secondary Anchor 25 lb Danforth
Secondary ground tackle- approximately 100 ft of chain
Cockpit Cushions
Dodger, bimini and connector 2022
Full enclosure with downsides except for the stern
Sugar scoop transom with a swim ladder
Cockpit shower
Emergency Tiller- located in port lazarette
Cockpit Fold-Down Teak Table
SS Davits for the dinghy with Stern mount lifting pulley system for dinghy and outboard Motor
Assorted fenders and dock lines
Magma Grill
Cockpit wrap around seating
Lewmar aluminum frame hatches and portholes with sun shades
(2) 30 Amp Shore power electrical cords and adapter