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Seacat Twin Hulls

Seatamers range of Seacat (twin hull) plate aluminium boats provides a range of high quality vessels. With more than 25 years of experience these hull designs are proven performers. 

Why build a Seatamer?

  1. Customization - configure the vessel to suit you. 
  2. Quality - hand made plate boats out perform and outlast production vessels.
  3. Survey - designed and built to comply with AMSA, ready for Survey.

Building to Standards

Design and construction standards are different depending on the vessels Commercial or Recreational use. Seatamer boats are designed and constructed to the highest standard regardless of use. 
AMSA - Australian Survey
AS 1799-1:2009 - Design (recreation)
ISO 12215-5:2019 - Construction
ISO 12217-:2015 - Stability
AS 1665:2004 - Welding Aluminium

Seacat 5.2 - 5.8 meters

Seacat has been designed as a serious blue water game fishing boat with its sleek sponsons making for a good looking twin hull which gives you a soft ride and stability at rest.

Starting at 5.2 meters, with a a beam of 2.3 meters. Seacat has a large cockpit area and can be towed behind a small 4 wheel drive. The waterline length dose not include bow sprite and walk out transom. Available as a short cuddy with access via hatch on fore deck or by a generous gunwale width of approx 170mm, you can reach the fore deck and anchor well with ease. 

Cabin Configurations: Center Console, Hardtop, Walk around, Cuddy or Long cuddy

Horse Power: 5.2M Twin 50hp, 5.5M Twin 70ph, 5.8M Twin 90ph
Specifications: Bottom Plate 4mm, Side Plate 3mm, Tunnel 4mm, Cabin 3mm, Towing Weight 1650 kgs, Internal Free-board 650 - 700mm, Fuel Capacity Twin 80 liters

Seacat 6 - 7 meters

A serious blue water game fishing boat or commercial vessel the 6-7 meters and  2.5 meter beam provides many options for customization and application. 

A large cockpit area and can still be towed with a 4 wheel drive or small truck. Available as a short cuddy with access via hatch on fore deck or by a generous gunwale width of approx 200mm, you can reach the fore deck and anchor well with ease. 

Cabin Configurations: Center Console, Hardtop, Walk around, Cuddy or short or long cuddy

Horse Power: 6M Twin 90hp, 6.5M Twin 130ph, 7M Twin 150ph
Specifications: Bottom Plate 5mm, Side Plate 4mm, Tunnel 4mm, Cabin 3mm, Towing Weight 1900kgs, Internal Free-board 650 - 700mm, Fuel Capacity Twin 80 liters.

Seacat 7 - 24 meters

All Seatamer 7.0 Meter + vessels are custom built to our customers requirements, even houseboats. Vessels are built to meet Universal Shipping Law code if required. These vessels are mostly purchased by professionals such as NSW Maritime Authority, Volunteer Rescue, Australian Coast Guard, Charter boat operators, Professional Fisherman and other government agencies.

Structure of vessel comprises of bulk heads fully ribbed longitudinal frames and transverse frames out of 5mm and 6mm plate. Heavy duty keel bar is manufactured using 100mmx 12m plate. 

Specifications:

  • Beam: ranges from 2.8 to 4mtrs depending of length of boat
  • Length: ranges from 7mtrs - 24 mtrs
  • Side Plating: 4mm or 5mm
  • Bottom Plating: ranges from 4mm to 6mm
  • Super structure: 3mm - 6mm
  • Max Horsepower: depending size of vessel
  • Fuel capacity: depending size of vessel
  • Vessels can be customised with stern drives, shaft drives or outboards depending size of vessel

Hand built by qualified Trades People