2023 MJM 4

MJM Yachts are world-renowned for their timeless style, high-tech construction, and superior materials. The MJM 4 is an impressive day yacht featuring 4 social zones and a galley-up layout. Below deck features a large v-berth as well as a double berth amidships. With the protection of an indoor/outdoor pilothouse, innovative spacious layout, and exceptional stability, she is all about style, comfort and fun.

Basic Boat Info

Make: MJM
Model: 4
Year: 2023
Category: Power
Construction: Composite

Dimensions

Length: 46'8 ft
Length Overall: 46'8 ft
Length Of Deck: 42'7 ft
Beam: 12 ft
Max Draft: 3 ft
Min Draft: 2'1 ft
Bridge Clearance: 9'8 ft
Dry Weight: 17,730 lb
Deadrise: 18.5 °

Engines / Speed

Engines: 7
Engine #1 Specs:
  • Make: Mercury
  • Model: Verado
  • Engine Power: 300hp
  • Type: Outboard
Engine #2 Specs:
  • Make: Mercury
  • Model: Verado
  • Engine Power: 300hp
  • Type: Outboard
Engine #3 Specs:
  • Make: Mercury
  • Model: Verado
  • Engine Power: 300hp
  • Type: Outboard
Engine #4 Specs:
  • Make: Mercury
  • Model: Versado
  • Engine Power: 600hp
  • Type: Outboard
Engine #5 Specs:
  • Make: Mercury
  • Model: Versado
  • Engine Power: 600hp
  • Type: Outboard
Engine #6 Specs:
  • Make: Volvo
  • Model: D6
  • Type: Inboard
Engine #7 Specs:
  • Make: Volvo
  • Model: D6
  • Type: Inboard
Maximum Speed: 43.45 kn

Tanks

Fuel Tanks: 1
Fuel Tank Capacity: 475 gal
Water Tanks: 1
Water Tank Capacity: 110 gal

Other

Boat Class: Downeast, Express Cruiser, Pilothouse
More Info : MJM Website
Hull
  • Modified deep-V hull with sharp entry, 3.5:1 Length to Beam Ratio, dual lifting strakes, chine flats and 19-degree deadrise

  • Engineered to ISO (CE Mark) Category B (OB) Ocean

  • Hull topsides in acrylic urethane yacht paint, color of choice w/2 coats of clear

  • Metallic, custom paint and/or added stripes are subject to additional charges

  • Infused, vacuum bagged and post cured, epoxy composite with stitched biaxial E-glass and closed-cell foam core

  • Solid keel, stem, and transom corners of E-glass/epoxy GRP

  • High density core or solid FRP at thru-hull and hardware attachments points

  • Side & transom entry doors onto cockpit sole (2)

  • Bilges painted with smooth, gloss-white epoxy paint

  • PVC guardrail and 1/2 round SS rub rail

Deck
  • Infused, vacuum bagged and post cured, epoxy composite with stitched biaxial E-glass and closed-cell foam core

  • Insignia white gelcoat deck w/sand- textured non-skid

  • Power Opening Forward Windshiels

  • Retractable swim ladder

  • G-10 backing plates for deck hardware

  • 316L SS handrails on corner posts, hardtop, bridgedeck, seat backs, console and companionway entrance

  • Cockpit guardrail, bow rail and bridge handrail of 1.25” 316L stainless and burgee staff for 16” hoist

  • 3’x5’ National flag with teak staff and retainer pin

  • Lewmar anchor windlass with deck and helm controls

  • Auto-launching polished SS Ultra Anchor w/ rode of 250' - line and 25' SS High T ensile Chain

  • Freshwater anchor and rode washer control at helm

  • Polished stainless steel anchor guard

  • "Downeast Style " integrated pilothouse with sliding safety glass. Aft enclosed with roll-up curtain, electrically operated forward opening windows

  • Side deck drains divert dirt and dew overboard

  • Storage lockers, 3 in bow seats, 1 in pilothouse settee, 1 aft cockpit

  • Clear Awlwood finished teak storage drawers w/locks

  • Machinery space access hatches (2) with scuppers, overboard drains, gaskets and lockdowns. Main hatch has electric operated lift. Access ladder on OB

  • Dual position 36x16 single-leaf teak table opens to 32” wide

  • Pilothouse settees and cockpit seating w/Spradling covered open- cell foam cushions that convert to 78 inch berths

  • Drink holders strategically located around bow and throughout

  • Panoramic cabin window (port)

  • Companionway with safety catch and lock

  • Panoramic hull window (stbd)

  • Razeto & Cazareto silhouette polished mirror cleats

  • Hot/cold deck shower with Keji II Continuum flow mixer and shower head

Electrical
  • 12V DC system with breaker switches and digital OLED voltmeter

  • 120VAC shore power system with 50 foot, 50 amp cord and Glendinning power cord retractor

  • Batteries: (3) Victron 220Ah AGM house batteries (660Ah total) with dedicated Group 27 start battery for each engine

  • 115A Alternators with OB OR 125A Alternators with IB

  • Blue Seas automatic charging relays

  • Combination Victron Charger/Inverter with 5000w inverter capacity,

  • 200A charger, and automatic transfer switch

  • All domestic and machinery space lighting is LED

  • LED courtesy lights in cockpit and head

  • LED navigation and anchoring lights

  • Dimmable, LED rope lighting in galley

  • 12V, 120V, & USB A/C charging ports throughout

  • Bonded electrical system with Galvanic Isolator

  • Serviceable wiring, bundled & numbered with Deutsch O-ring waterproof connectors

  • Designed and wired to ABYC standards

Head
  • Stbd side head, separate shower stall

  • Corian counter with white Corian sink with faucet

  • Paneled cherry storage locker outboard with sliding doors and towel storage shelf above

  • Full-length mirror inside door

  • Locker under sink w/stainless toilet paper holder T owel rings and hooks

  • Overhead vent hatch with screen/shade

  • Wall mounted shower hose w/turnoff

  • Towel rings and hooks

  • Tecma Toilet with 39 gallon holding tank and high level warning indicator

Plumbing
  • Pressure hot/cold water with Johnson Aqua Jet Duo variable- speed water pressure pump

  • 13 gallon Isotherm water heater (with shorepower or genset)

  • 90 (2x45) gallon fresh water tank capacity

  • Seagull IV drinking water purification filter system

  • Hot/cold shower on swim platform

  • High-pressure fresh water (washdown in port cockpit locker w/50’ hose & nozzle)

  • 2000 GPH bilge pumps with high water alarm
    Electric, fresh water toilet system with 39 gallon holding tank w/ pump

  • out and macerator discharge

  • Gray water sump w/inspection for shower, head, and AC condensate

  • Marelon seacocks with oversized strainers and double-clamped hose 

Galley
  • Corian countertops

  • Cherry cabinetry with soft-close doors, drawer slides, push-button locks and drawer handles

  • Recessed Corian sink with TBD pullout faucet

  • Flatware & utensil drawers (3) w/organizer tray

  • Stainless 5.5 cu. ft. 2-drawer refrigerator

  • Indel B153 Freezer compartment w/2 ice trays

  • Under counter storage locker for large pots/pans and cleaning supplies

  • Flip lid access panel to large Rubbermaid trash bin

  • Overhead safety handrail and towel drying bar

  • Summit 2-burner induction cooktop

  • Microwave/Convection Oven combo

Main Cabin
  • Large fixed hull ports (2), skylight hatches (2) and cabin portlights (2) to maximize ventilation, space and light

  • Companionway is designed for safety with stainless grab rails and only 2 steps w/shoe locker & tool storage under

  • Headroom of 6’4” on centerline

  • High-gloss finished teak & wenge cabin sole with storage compartment

  • Hand selected American cherry paneling and trim

  • Foam backed Headliner 

  • Fixed 78”x 60” island berth. Memory foam mattress covered in durable, water resistant quilted Sunbrella

  • Paneled cherry, below-berth storage drawers (4)

  • Stainless double-hooks for clothing

  • Osculati Sans-Souci Nauta door handles

  • Osculati flush lock cabinet pulls

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