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The KONTRA 450 is an excellent choice for recreational use, as well as rescue services. It's hull profile combines the advantages of a RIB sponson with the convenience of a spacious displacement boat - combining space, stability, seakeeping and performance. The high and fine bow combined with underwater hull profile ensures a dry and smooth ride making for a very capable craft in all conditions. It has a double-shell construction with many buoyancy chambers, meaning it is practically unsinkable. The 450 a modern and multi-purpose boat, made of polyethylene - a material completely re-cycleable, resistant to weather and mechanical damage.


  • Stainless Steel Railings

  • 4x Bow Locker

  • Stainless Steel Transom

  • Two Stainless Folding Bow Cleats

  • Two Stern Cleats

  • Transom Drain Plug


  • Fine high bow cuts through chop with ease, ensuring a comfortable dry ride

  • Can a basic open craft for tiller control or one of two steering console options allow walk through and jockey helm configurations

  • Up to approx. 3.5 sqm of floor level open deck space

  • Four large bow lockers with heavy duty lids as standard with deep channels around to aid water run off

  • Up to approx. 500 litres of additional locker storage can be added

  • More internal space than many similar larger craft from other brands

  • Internal design allows for very flexible layout options

  • Pre-installed accessory mounting points allow post sale additions

  • Inner & outer hull mouldings

  • Non-skid bow boarding pad

  • Full 25mm stainless railings allow fitment of a multitude of accessories

  • Multi chamber buoyancy

  • Proven craft: many leisure, commercial and hire boats sold across Europe and beyond

roto-tech kontra 450 basic boat rotomoulded polyethylene 4.5m fishing rescue work sailing


  • Boat design category C/D 

  • Number of people - C-6 / D-10

  • External length - 4.50 m

  • External width - 1.90 m

  • Total height - 1.00 m

  • Max waterline length - 4.00 m

  • Max waterline width - 1.80 m

  • Freeboard height at maximum permissible load - 0.30 m

  • Empty unit weight - 220 kg

  • Maximum load capacity - 1000 kg

  • Maximum engine power - 60 HP

  • Hull material - LDPE

  • Hull construction - double-shell closed

  • Production technology - rotational molding


  • Side bench locker with lid

  • Central steering console with jockey seat, wheel, gear, steering system, lighter socket and USB, windshield, 40L fuel tank with external filler and fuel sensor (F)

  • Side steering console with wheel, gear and steering units (F)

  • Side console windshield with stainless rail (F)

  • Standard helm seat on base

  • Standard passenger seat on base

  • Captains seat with additional support on base

  • Fishing chair

  • Bow Anchor Roller (F)

  • Stern Anchor Roller (F)

  • Oars / rail mount rowlocks

  • Paddle with boat hook & holder (F)

  • Three rod fishing rack

  • Rail mounted single fishing rod holder

  • Fold-out stainless stern ladder

  • Bimini top

  • Bilge pump with cover (F)

  • Aft A-Frame with navigation lighting

(F) = Factory Fit Option​

450 Gallery

roto-tech kontra 450 dimensions
K450 Side Locker dims

450 Accessory Examples (click to expand)

Your ideal Kontra boat can be created using the extensive range of RotoTech factory fit options and local fit accessories. For example, all boats are pre-prepared for bolt-in consoles and seats, so a boat initially supplied in basic form can be upgraded at a later date. Here are some examples of the many additional items available for your Kontra boat. For a full list, please feel free to make contact.

Hull Price with Standard Equipment: £5795.00
Please contact us regarding introductory offers & accessories

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