A spacious planning motor cruiser the Maxum 4600SCB OCEAN CHALLENGE offers accommodation for 4 over two cabins, both with en-suite heads. The galley is located within the deckhouse, featuring all-electric appliances and open plan to the saloon. The saloon is open plan with seating to starboard and storage along the port side with a sliding door opening out the aft cockpit.OCEAN CHALLENGE came ashore at the end of 2025 and is offered for sale ashore, her inventory highlights include:Original gelcoat finish to topsides and coachroofTek Deck synthetic teak decking to finish foredeck, flybridge, flybridge steps cockpit and bathing platform (2015)Cummins 450C marine diesel engines, 430hp eachVetus 4.7kW tunnel-mounted bow thrusterWesterbeke 9.4KvA marine generator setRaymarine EVO autopilot systemRaymarine e95 MFD chart plotter / radar on flybridgeRaymarine e97 MFD chart plotter/radar in wheelhouseRaymarine ST60+ navigation instrumentsIcom IC-M411 DSC VHFIcom IC-M423GRaymarine AIS650Ceramic Induction Hob (2015)Neff built-in, combi oven. (2015)Vitrifrigo stainless steel domestic, front-opening drawer style fridge freezer (2015)Diesel-fired, 5 kW blown-air heating systemMarine Air Systems, reverse cycle air conditioning systems for forward cabin and saloonDeck Crane mounted on bathing platformLewmar electric with push button controls on fordeck and secondary control switches at both helm stationsOCEAN CHALLENGE is available for immediate viewing by appointment in Rhu Marina, near Glasgow.CONSTRUCTIONHull Construction:Single-piece GRP moulded hull with chimes and sprayrailsHull incorporating bathing platform aftGRP laminated internal structural membersOriginal gelcoat finish to topsidesUnderwater hull finished in black antifoulingDeck & Superstructure Construction:GRP moulded deck incorporating coachroof and superstructure with self-draining cockpitGRP moulded flybridgeOriginal gelcoat finish to mouldingTek Deck synthetic teak decking to finish foredeck, flybridge, flybridge steps cockpit and bathing platform (2015)MACHINERYPort Engine & gearbox:Cummins 450C marine diesel engine430hp @ 2,600rpm8.3 ltr in-line, 6-Cylinder, 4-stroke diesel, turbocharger and aftercooled.Indirect engine coolingTwin Disc hydraulic reversing marine gearboxTwin lever hydraulic engine control system, dual stationStarboard Engine & gearbox:Cummins 450C marine diesel engine430hp @ 2,600rpm8.3 ltr in-line, 6-Cylinder, 4-stroke diesel, turbocharger and aftercooled.Indirect engine coolingTwin Disc hydraulic reversing marine gearboxTwin lever hydraulic engine control system, dual stationMaintenance & Performance:Engines fully serviced including new belts and impellors Autumn 2024, boat used for only a few hours in 2025Port Engine Hours – 1371.1Starboard Engine Hours – 1371.7Cruising speed 19ktsMaximum speed 23kts2.5mpg @ 1,100rpm, giving 9.5kts and a range of 150miles approximatelyPropulsion & Steering:Stainless steel propeller shaftsBronze P-BracketsBronze propellersPropellers refurbished and balanced in 2024Bronze ruddersDual station hydraulic steering systemBow Thruster:Vetus 4.7kW tunnel-mounted bow thrusterPush button control panels at both helm stationsGenerator:Westerbeke 9.4KvA marine generator set9.4KW @ 1500RPMWesterbeke 4-cylinder marinised diesel engineRemote control panel at ships switch panelAutopilot:Raymarine EVO autopilot systemRaymarine P70R control heads at both helm stationsRaymarine ACU400 ActuatorRaymarine hydraulic pump drive unitTrim Tabs:Bennett electro-hydraulic trim tabsControl panels at both helm stationsELECTRICAL SYSTEMSVoltage systems:12VDC onboard power supply230VAC shore power supplyShore Power:Extension lead to connect to shore supplySingle connection pointRCD-protected, hard-wired systemRing main, battery charger and water heaterBattery Banks:Port Engine / Generator – 1x 12VDC, 210Ah, lead acidStarboard Engine - 1x 12VDC, 210Ah, lead acidDomestic - 1x 12VDC, 220Ah, lead acidBow Thruster Batteries – 2x 12VDC, 105Ah lead acidCharging:Charger #1 – Guest Charge Pro, 230VAC-12VDC, 30amp, charging both engine batteriesCharger #2 – Victron Energy Blue Smartt charger, 230VAC – 12VDC, 30amp, charging domestic batteriesOther Electrical:Searchlight – with remote control panel at lower helm stationWindscreen Wipers – Wipers on three forward looking windows, independent switching for each wiperDe-Mister – Electric blower type de-mister fans for all three forward looking windowsUSB charging sockets in saloon and at helm stationPLUMBING & GAS SYSTEMSFresh Water:Pressurised hot and cold water systemsMixer tap in galleyMixer taps in both headsDedciated shower fittings in both headsMixer tap at flybridge wash hand basinHot water provided from calorifier heated from engine cooling water or immersion heaterBlack Water:Single holding tankDischarging overboard by electric macerator pumpDeck suction dischargeBilge Pumps:Forward Bilge Pump – Electric pump with manual and auto switchingMidship Bilge Pump – Electric pump with manual and auto switchingAft Bilge Pump – Electric pump with manual and auto switchingTANKAGEFuel:Twin diesel tanks located to port and starboardAlloy tank constructionsApproximate capacity of each tank 790ltrsApproximate total capacity – 1580ltrsFresh Water:Single water tankApproximate total capacity – 378ltrsHolding Tank:Single holding tankCapacity unknownNAVIGATION & COMMUNICATION EQUIPMENTFlybridge:Plotter/Radar – Raymarine e95 MFD with chart plotter and radar functionalityDepth/Speed/Log – Raymarine ST60+ TriData displayRadar – Raymarine Digital HD 24kw open array scannerMagnetic CompassLower Internal Helm Station:Plotter/Radar – Raymarine e97 MFD with chart plotter and radar functionalityDepth/Speed/Log – Raymarine ST60+ TriData displayMagnetic CompassCommunications Equipment:Lower Helm VHF – Icom IC-M411 DSC VHFFlybridge Helm VHF – Icom IC-M423GAIS – Raymarine AIS650DOMESTIC EQUIPMENTGalley:Cooker – Ceramic Induction Hob (2015)Oven – Neff built in, combi oven. (2015)Fridge/Freezer – Vitrifrigo stainless steel domestic style, front-opening draw style, lower drawer acting as freezer (2015)Ice Maker – Mounted beneath saloon countertopHeads:Starboard Toilet –Jabsco electric flush marine toiletForward en-suite heads - Sani Marin SFA electric marine toiletWash hand basins with mixer taps in both headsDedicated shower fittings in both headsCompact bath in forward cabin en-suiteHeating:Diesel-fired, 5 kW blown-air heating systemSingle outlet in saloonThermostatic cabin control in saloonAir Conditioning:Reverse cycle air condition systems for forward cabin and saloonMarine Air systems VRP16KZ50, 16,000BTU x2Independent control panels in saloon and forward cabinLighting:Overhead lighting throughoutReading lights over bunks in cabinsAll lights fitted with LED bulbsEntertainment:JVC CD/Radio headunit in mast cabinAlpine Bluetooth/USB/MP3 radio headunit on flybridgeSony marine grade speakers fitted to flybridge archGlomex TV AntennaGlomex Urania 2 Mod. V9330 satellite TV receiver – Not used in current ownershipACCOMMODATION Summary of Accommodation:Master cabin forwardEn-suite forward headsHeads with Jack’n’Jill access from starboard cabinStarboard twin cabinGalleySaloonAccommodation Finish:Lightwood veneered joinery work throughout finished in a satin oil.Fitted carpets throughout, all replaced in 2015Moulded stone effect worktops in galleyGRP moulded heads compartments with Perspex shower screensVinyl covered headlinings throughout interiorDescription of Accommodation from Forward:Forward Cabin:Central island type double bunk forwardAccess to bunk from port and starboard sides aftBedside counter tops outboard of bed to port and starboard forwardCountertops running the length of the bunk outboard to port and starboard with built-in top opening vanity lockers on both sides.Drawer storage beneath aft end of bunkHanging lockers aft of counter tops to port and starboardEn-suite heads accessed from port aft side of cabinPort Heads:En-suite access from mast cabin onlyCorner countertop with inset wash hand basin forwardMarine toilet located outboard centrallyShower stall aft with dedicated shower fitting, seat outboard and compact bath running aftStarboard Heads:Jack’n’Jill access from starboard twin cabin or walk-through forwardShower stall area inboard forwardCorner countertop with inset wash hand basin outboard forwardMarine toilet aft outboardStarboard Twin Cabin:Accessed from starboard side of forward walk-throughStanding room forwardEn-suite access to starboard heads from forward end of cabinHanging locker outboard of standing roomWalkway aft between two single bunksOverhead storage lockers running length of bunks outboard with countertop above aft sectionGalley:Located to port side at forward end of saloonCurved, U-shaped galley facing aftBuilt-in oven and fridge with black and stainless steel finish forward inboardShallow countertop running length of galley, aft, outboard with storage lockers and drawers beneathCurved corrian worktop wrapping around aft end of galleyInset induction hob, inboard with inset stainless steel sinks outboard. Storage lockers beneath cooker and sinks and outboard of oven forwardInternal Helm StationOpposite galley to starboardElevated, double bench seat for helmSteering wheel and engine controls outboard with engine dash panels mounted forward of wheelSwitch panel, navigation instruments and chartplotter inboard of wheelMain Saloon:U-shaped leather settee wrapping around a moveable saloon table to starboardCountertop running around top of settee backrest outboardCountertop outboard to port, running the length of the saloon area.Icemaker mounted below port side countertop forward with TV cabinet and entertainment storage shelves aftOverhead storage lockers running length of settee outboard to starboardOverhead storage lockers running length of settee outboard to port and running forward to wrap around galleyDECK EQUIPMENTAnchoring & Mooring:Bower Anchor – Stainless steel plough type anchor on chain rodeAnchor Windlass – Lewmar electric with push button controls on fordeck and secondary control switches at both helm stationsFenders – SelectionMooring Warps - SelectionTender:Deck Crane – Electro-HydraulicCushions & Canvas Work:Cockpit Tent – Windows on sides and aft.Flybridge Tent – Full standing headroom with window panels on all sides.Flybridge:Accessed by stairs from starboard side of cockpitHelm station forward to starboard with bench seating for a maximum of 3 peopleNav instruments and VHF mounted outboard to starboard, plotter/ radar inboard and engine displays forwardBench settee wrapping around port side of flybridge with cushioned backrestStorage unit aft of helm seat to starboard with wash hand basin, worktop area and large storage locker beneathOpen bathing area aft to port with low arch spanning full width aftLifraft mounting cradle secured to rail at aft end of flybridgeDeck Layout:Single stainless steel bow rollerStainless steel guard rail running length of deck aft to cockpit with lower guard wireStainless steel mooring cleats forward, midships and aftBelow deck anchor locker forward with starboard opening deck hatch providing accessDeck wash outlet and self contained self-draining locker below port side deck hatchGently sloping forward section of coachroof with central bathing area, drinks holder rack spanning width of area at aft endStainless steel grabrails running length of coachroof, outboard to port and starboardStainless steel grab rails running length of wheelhouse aft to cockpitSteps down into cockpit from port and starboard side decksStairs to access flybridge to starboard side of cockpitDeep coaming wrapping around aft end of cockpit with central opening door to access bathing platformCockpit sole hatches lifting to provide access to lazarette locker space and generatorStorage locker built into forward and aft faces of cockpit coamingStainless steel tender mounting rail system for tender on bathing platformBathing ladder extending out from starboard bathing platformSAFTEY EQUIPMENT:General note on safety equipment: Any safety equipment such as liferafts, Epirbs, fire extinguishers and flares etc. are usually personal to the current owner(s) and if being left on-board as part of the sale of a used vessel may require routine servicing, replacement, or changing to meet a new owners specific needs.Navigation Lights:Anchor lightNavigation lightsDISCLAIMERIn this case we are acting as brokers only.The Owner is not selling in the course of a business. whilst every care has been taken in their preparation , the correctness of these particulars is not guaranteed. The Purchaser is strongly advised to check the particulars and where appropriate at their expense to employ a qualified Marine Surveyor to carry out a survey and/or to have an engine trial conducted which if conducted by us shall not imply any liability for such engine on our part.This vessel is offered subject to prior sale, price change, or withdrawal without notice.Unless otherwise stated on the published sales specification the following presumptions are made:Shaft seal or sail drive diaphragms are more than 5 years old.Fuel, gas hoses and gas regulators are more than 5 years old.The vessel doesn’t currently have a GasSafe certificate issued within the last 5 years.Standing rigging and sails are more than 10 years old.
This 1997 Maxum 4600 SCB is listed for sale in Rhu, Argyll and Bute, Scotland. With a 46ft layout and used condition, this boat is suited to buyers looking for power options in this location. View full details, photos and specifications for reference RB705697 on Rightboat.