Specifications

Builder: J/Boats, Warren, RI
Designer: Rod Johnstone
Year: 2001
Hull#: 25/35

Dimensionsft/lbs
Length Overall46.00
Length at Waterline40.50
Beam13.80
Standard Draft 6.20
Standard Ballast9,350
Displacement24,400
Diesel Auxiliary Engine75 hp
100% Sail Area1,021
I58.50
J16.70
P53.50
E19.90
Sail Area/Displacement19
Displacement/Length164
Source: https://jboats.com/j46-tech-specs

Electronics

  • Garmin (all new 2025)
    • 12″ GPSMAP 8412 nav station chart plotter
    • 9″ GPSMAP 923 helm plotter
      • GRID 20 built into NavPod (touchscreens don’t always cooperate when wet!)
      • 3x 4″ GMI 20 Marine Instruments (we’re considering adding 2 more)
    • Wind wired windspeed transducer
    • GMR Fantom 18x Dome Radar
    • Reactor 40 Autopilot
      • GHC 20 Marine Autopilot Control Unit (helm station mounted)
      • Reactor Autopilot Remote Control
  • Airmar DST810 Smart Multisensor (depth, speed-through-water, water temperature, boat attitude)
  • ICOM IC-M424G VHF
  • Vesper AIS Tranciever

Power Generation

  • Solar
    • 2x Maxeon MAX3-415W-R panels (830W theoretical)
    • Victron MPPT charge controllers
  • Northern Lights Generator
  • Wind Generator (needs replacement)

Watermaker

  • Spectra Catalina 300
    • Output: ~12 gallons per hour
    • Power: 12VDC, current draw 15 Amps

Tankage

  • Diesel: 90 gallons
  • Fresh water: 120 gallons
  • Waste: 40 gallons (forward and aft holding tanks)

Propulsion

Sails

  • Main (new 2025)
  • Genoa (new 2024)
  • Staysail
  • Spinnaker
  • Clutches 16x Spinlock XXA (new 2025)
  • Lewmar Ocean Series 48, 54 and 65 winches

Engine

  • 75 HP Yanmar 4JH3 diesel
  • 3 blade Max Prop

Tender

Williwaw
Highfield Ultralite 310

ft/lbs
Length Overall10′ 3″
Internal Length7′ 4″
Overall Width5′ 8″
Internal Width2′ 7″
Dead Rise15°
Tube Diameter17″
Number of Air Chambers 3
Max People5
Max Load882
Boat Weight110
Max HP15
EngineYamaha 15 HP two-stroke