SOLD | 2004 Mainship 40 Trawler
Photo 1
Photo 2
Photo 3
Photo 4
Photo 5

(SOLD) 2004 Mainship 40 Trawler

New listing. Be the next proud owner of the popular Mainship 40 Trawler and buy it for much less than new. This one owner boat has been offered to the market due to the owner's just taking delivery of their brand-new Mainship 43 Trawler. Maintained and cared with great pride, this 40 Trawler will leave you in disbelief. Combined with her very extensive equipment list and her immaculate condition, this Mainship 40 Trawler presents an incredible opportunity for you to own the perfect cruising trawler.

Powered by the preferred twin 240hp Yanmars, she will cruise comfortably in the ranges of 12 knots to 16 knots. Some of her ammenities include, air conditioning with reverse cycle heat, KVH SAT TV, Kohler 8.0kW generator with hush sound shield, Dell computer with XP operating system, Weather Channel Marine system, Single Side Band (SSB), Pactor III modem, 3000W ProSine inverter/charger, cherry interior with Everware cherry & holly main salon soles, Summer Flybridge Kitchen (propane) with wet bar sink and much more. Please click the "full specs" tab to learn more about this beautiful trawler. One more note, all & complete service records and maintenance logs are available during showings. Contact the listing broker for complete details and showing instructions, you will not be disappointed.


  • Manufacturer:Mainship
  • Model: 40 Trawler
  • Year: 2004
  • Category: Power
  • Condition: Used
  • Location: Portland US
  • Vessel Name:2004 Mainship 40 Trawler
  • Hull Material:Fiberglass
  • Designer:Mainship Design Team
  • Make:Twin Yanmar
  • Model:4LHA-STP
  • Engines(s):2
  • Hours:
  • Engine Type:
  • Fuel Type:diesel
  • Horsepower:
  • Length:40 ft
  • Beam:14.17 ft
  • Draft - max:3.67 ft
  • Fuel Tank:
  • Fresh Water Tank:
  • Holding Tank:



EnginesTotal Power: 240Cruising Speed: 12-16 knots

TanksFuel: 300Fresh Water: 130Holding: 47


  • Master cabin forward, island queen berth
  • Guest cabin forward to port, double bunks side by side
  • Enclosed head forward to starboard, fully molded compartment
  • Main salon with couch, convertible
  • Galley to starboard
  • Dinette table to port
  • Open cockpit with double opening doors to main salon
  • Cockpit access to swim platform through transom door
  • Molded flybridge staircase for easy access to bridge
  • Flybridge seating for people up to 10 comfortably
  • Aft flybridge deck for grilling, relaxing and/or storage
  • Wide side decks with tall rails for safe access to bow in all sea conditions
  • Lower station helm for cruising below and convenience of docking


  • Galley
  • Princess three-burner propane stove & oven
  • Full-Size AC/DC refrigerator & freezer
  • Microwave oven
  • Black & Decker Space-Maker Coffee maker
  • Double SS sink with hot/cold water & designer faucet
  • Corian counter tops
  • Drop-in trash receptacle
  • Above & below cabinets for storage
  • Built-in plates, bowl, cups rack
  • Head
  • Enclosed head
  • Separate shower stall with tub
  • Custom vanity with storage and mirror
  • Molded head compartment for proper drainage to sump pump
  • Shower sump pump with automatic switch
  • Electric toilet head
  • 47 gallon holding tank
  • Macerator pump
  • Deck pumpout
  • Opening side port and overhead hatch for great ventilation
  • Great storage convenience


  • Flybridge Helm Electronics
  • Raymarine RL70CRC Pathfinder Plus 7" color radar chartplotter
  • Raymarine 4kW radome scanner
  • Raymarine Ray 125 GPS receiver
  • Raymarine ST6001+ autopilot
  • Raymarine ST60 depth
  • Raymarine Ray 215 VHF with 8ft. antenna
  • Lower Helm Electronics
  • Raymarine RL70CRC Pathfinder Plus 7" color radar chartplotter
  • Raymarine ST6001+ autopilot
  • Raymarine ST60 depth
  • Raymarine Ray 230 VHF with external speaker
  • ICOM IC-M710 Single Side Band (SSB)
  • Additional Electronics
  • KVH 4 SAT TV dome with Direct TV receiver
  • Dell computer (XP operating system)with 19" NEC MultiSync LCD 1765 screen, keyboard and mouse pad
  • Weather Channel Marine system with satellite receiver
  • Pactor III modem
  • Sail Mail system

Electrical Equipment

  • Kohler 8.0kW generator with Quiet Sound Shield
  • ProSine 3000W inverter/charger
  • (2) 8D start batteries
  • (3) 8D AGM house/inverter batteries
  • (1) G27 generator start battery
  • AC/DC Battery Charger – 50 Amp
  • Battery Safety Switches
  • Bonding System w/Zinc Anode
  • Circuit Breakers (AC/DC)
  • Color-Coded Wiring Harnesses
  • Electric Bilge Pumps w/Auto Switch (3)
  • Electric Distribution Panel
  • Forward & Aft Shore Power Connections
  • GFCI Protection Throughout
  • High Water Alarm with 4000 gph Emergency Bilge Pump
  • Interior Lights – 12V
  • Macerator w/Overboard Discharge
  • Reverse Polarity Indicator
  • TV Antenna
  • TV/Telephone Dockside Connection
  • Water Heater
  • Water Tank Monitor
  • 50 Foot, 50 Amp Shore Power Cord


  • Bronze Struts and Rudders
  • Engine Alarm System
  • Fire Extinguisher System
  • Freshwater Cooling on Engines
  • Fuel Filters (2)
  • Hot and Cold Pressurized Water
  • Hydraulic Steering
  • Sea Strainers
  • Seacocks on Underwater Thru-Hull Fittings
  • (2) Stainless Steel Shafts – Aquamet®
  • Trim Tabs
  • Welded Aluminum Fuel Tanks, High Capacity

Deck, Bridge & Cockpit

  • Aluminum Aft Salon Doors with Retractable Screen
  • Anchor Pulpit with Dual Rollers
  • Anchor Locker Compartment
  • Cable TV/Telephone Connection
  • Cleats – Bow, Stern and Spring
  • Cockpit Shower – Fresh Water (Hot and Cold)
  • Cockpit Storage Bin
  • Courtesy Lights – Cockpit, Bridge and Deck Compass
  • Dockside Water Connection
  • Teleflex Throttle and Shift Controls
  • Upper & Lower Engine Instrumentation Gauges– Tachometer, Voltmeter, Oil Pressure and Temperature Gauges
  • (1) Folding & (1) Non Folding Table
  • on Flybridge
  • Flybridge Seating for 8 or more
  • Fresh Water Washdown - Aft
  • High Density Rub Rail with Stainless Steel Insert
  • Low Profile Bow Rail – Custom 316L Stainless Steel
  • Molded Steps and Walkway to Bridge
  • Molded Swim Platform with Ladder
  • Aluminum Aft Doors
  • Radar Mast – Folding Down
  • Safety Rails – Custom 316L Stainless Steel
  • Sampson Post - Custom 316L Stainless Steel
  • Sliding Lower Helm Door
  • Venturi Windshield

Additional Equipment

  • Air Conditioning with Reverse Cycle Heat (2-zones)
  • Kohler 8.0kW generator with Quiet Sound Shield
  • Inverter - 3000W ProSine inverter/charger
  • Bimini Top with 4-Sided Enclosure (Linen Sunbrella)
  • SunSure Privacy Screens for Windshileld and Side Corner Windows
  • Central Vacuum
  • Convertible Sofa - Main Salon
  • (2) Dripless Shaft Logs
  • Everware Cherry & Holly Soles - Main Salon
  • Summer Kitchen - Flybridge Force 10 propane grill, ice-maker, wet bar sink and storage lockers
  • Internal Sea Strainers
  • Oil Changing System
  • Raw Water Wash Down - Forward
  • Stereo CD/AM/FM on flybridge with 4 speakers
  • Windlass
  • Color hull - Awlgrip Jade Mist Green

Custom Features

  • St. Croix removable davits - Stainless Steel (dinghy & outboard motor not included)
  • Remote Oil Filter Extension - Starboard Engine
  • Custom Main Salon Throwable Rugs
  • Custom Lower Helm Storage Bins
  • Custom Vanity Cabinet with Mirror in Head
  • Custom SS Rails in Cockpit
  • Custom Awlgrip (Jade Mist Green) with Awlgrip ClearCoat

Broker CommentsThis wonderful Mainship 40 Trawler was built & owned by two very proud owners. Their reason for selling was simply because their brand-new 43 Trawler was just delivered. The care which "Green Eggs 'n Sam" received was simply the best. Her engine room is magnicifent and extremely, extremely clean. The engines show absolutely NO signs of wear & tear and will appear to be new to all who inquire. The interior cabin woodwork shows "as new." Her beautiful Jade Mist Green hull shows wonderfully. Her decks are clean and offer excellent non-skid capablities. Her exterior stainless steel is bright and shiny. Easy as; very clean, extremely equipped, perfectly maintained and in cruise away condition. All reasonable offers will be considered. Trades OK.

  • All Service Records Available at Showing
  • All Maintenance Logs Available at Showing
  • All Owner's Manuals Onboard
  • Trades OK
  • Exclusions - (2) Directors Chairs, Personal Items, Dinghy, Outboard Motor, Wicker Chest

DisclaimerThe Company offers the details of this vessel in good faith but cannot guarantee or warrant the accuracy of this information nor warrant the condition of the vessel. A buyer should instruct his agents, or his surveyors, to investigate such details as the buyer desires validated. This vessel is offered subject to prior sale, price change, or withdrawal without notice.

Get Brochure

Fill out the form below to download the PDF brochure for 2004 Mainship 40 Trawler

Thank You!

We have received your request and a representative will contact you shortly.