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$ 624,999

United Yacht Sales is pleased to assist you in the purchase of this vessel. This boat is centrally listed by Passion Yacht Sales. It is offered as a convenience by this broker/dealer to its clients and is not intended to convey direct representation of a particular vessel


  • Price USD:$ 624,999
  • Builder:


  • Model:


  • Year:


  • Location:

    Clearwater, Florida, United States

  • Type:

    Sail Yacht

  • LOA: 50 ft in
  • Display Length: 50 ft
  • Beam: 30'
  • Yacht Category

    Commercial Boats

  • Water Capacity: 30 gals
  • Fuel Capacity: 44 gals
  • Engine Details: Yanmar 4JHBE
  • Engine 1: 1992 4669.00 HRS 44.00 HP
  • Engine 2: 1992 4945.00 HRS 44.00 HP
  • Engine Fuel: Diesel
  • Days on Market:

Home Port: Clearwater Beach, FL 

Mfg: Robertson Boat Works

Year: 1992

Model: Custom Catamaran / Sloop Rig 

Length: 50'

Beam: 30'

Draft: 4' / 7"

Engines and Machinery

Configuration Twin Inboard

Engine Mfg: Yanmar

Engine Model: 4JHBE

Fuel Type: Diesel

Horsepower: 44

Serial #: Port 04307 Starboard 04354

Hours: Port 4936 - Starboard 4659

Reduction Gears: Kanzaki

Model/Ratio: KM4A / 2.63:1

Propeller: 3-Blade Bronze 16 x 14 11/4 Shaft

Hull Composition and Structure

Hull construction is molded fiberglass reinforced polyester resin (FRP) with white Awlgrip finish on the exterior and white Awlgrip with spackle on the interior. Each hull is divided into four sections by bulkheads. The hulls are joined together by two aluminum cross beams and by the FRP deck. Centerboard trunks are formed in each hull with fiberglass dagger boards. The bow and stern rails are 1" stainless with coated cable lifelines bow to stern.

Tankage / Fuel System

The fuel system consists of 22-gal aluminum tanks, one located in each engine room with deck fills located on port and starboard labeled (Diesel). Fuel filters are Racor 500 MA.

Water System

The vessel is equipped with two, 22-gal water tanks (one per hull). The system is pressurized with two, 12 volt, Parmate 2.5 GPM. Water heater is instant 110 volt on demand.

Sanitation System

Two Crown Raritan Commodes and two, 15-gal Polyethylene holding tanks.

Rigging and Sails

Vessel is sloop rigged with a (FRP) mast and aluminum boom and spreaders. The pivot step is on the forward aluminum cross member connecting the hulls. Standing rigging is 1/19 Dye Form wire with Norseman mechanical fittings. Turnbuckles are connected to stainless steel chain plates thru the deck type bolted to bulkheads with backing plates. Mainsail is full battened. Two halyard wenches are Barient 24 self-tailing and a 2 speed Harken 42. Two sheet wenches are Harken 48 2 speed.

Electrical System

The AC consists of 110 volts shore power. DC system is 12 volt and consists of two banks of one group 27 batteries located in each engine room. One 8D (ships service) located under Helm. 

Fire Extinguishing

Hand held mounted at Bar, Helm station and each Head. Halons mounted in each engine room.

Ground Tackle

A Fortress FX37 75 foot with 10 foot of 3/4" rode. 75 + 8 foot stainless chain

Bilge Drainage System

System consists of 6 Rule 2000, one in each of the three watertight compartments of each hull with automatic and manual float switches. High bilge water alarm switches are located in the engine compartment of each hull.


The custom-built Catamaran sloop has helm station aft with hydraulic steering and bench seating for 41 passengers. The U-shaped bar is located aft of the mast and contains a sink with pressure cold water. Webbed trampoline is forward of the mast from hull to hull.


1 VHF Radio: Horizon Eclipse EX 1400 GPS

EPIRB: ACR / Global Fix V4 406 GPS SAT EPIRB

Steering: Hynautic Hudraulic

Main Compass: 4" Ritchie Compass mounted at Helm

Stereo: Premier 12 volt with CD mounted at helm. MP3 Input, Sony 55wx4 output and 4 JL audio waterproof 6 1/2" speakers

Vessel is available for sale outside the Tampa Bay / St. Petersburg Market.


Photo of 72' Robertson 1929


72' Robertson 1929

Palermo, Italy