Closed Cooling System

  • Martec rubber 5″ 127mm

    Martec rubber 5″ 127mm

    Sale! Original price was: €13,95.Current price is: €11,95. Same day shipping    Add to cart
  • Oliekoeler 12''x Ø55 mm. Ø32mm. wateraansluiting

    Oilcooler 9” x Ø55 mm. Ø25mm Water connection

    €439,95 Out of stock    Read more
  • Double Oil Cooler 175x175mm x Ø55mm Ø32mm hose connection.

    Double Oil Cooler 7” x 7” x Ø41 mm Hose connection

    €889,95 Out of stock    Read more
  • Oliekoeler 12''x Ø55 mm. Ø32mm. wateraansluiting

    Oilcooler 7” x Ø75 mm. Ø46mm Water connection

    €509,95 Out of stock    Read more
  • Oliekoeler 12''x Ø55 mm. Ø32mm. wateraansluiting

    Oil Cooler 7” x Ø75 mm Ø42mm Water connection

    Sale! Original price was: €469,95.Current price is: €389,95. Same day shipping    Add to cart
  • Double Oil Cooler 175x175mm x Ø55mm Ø32mm hose connection.

    Double Oil Cooler 7” x 10” Ø75mm Ø46mm Water connection

    €929,95 Out of stock    Read more
  • Double Oil Cooler 175x175mm x Ø55mm Ø32mm hose connection.

    Double Oil Cooler 5” x 7” Ø75mm. Ø46mm Water connection

    €699,95 Same day shipping    Add to cart
  • Double Oil Cooler 175x175mm x Ø55mm Ø32mm hose connection.

    Double Oil Cooler 5” x 7” Ø75mm. Ø46mmm Water connection

    €859,95 Same day shipping    Add to cart
  • Double Oil Cooler 175x175mm x Ø55mm Ø32mm hose connection.

    Double Oil Cooler 5” x 7” Ø55mm 32mm Water connection

    €699,95 Same day shipping    Add to cart
  • Oliekoeler 12''x Ø55 mm. Ø32mm. wateraansluiting

    Oil Cooler 5” x Ø75 mm Ø46mm Water connection

    €489,95 Same day shipping    Add to cart
  • Oliekoeler 12''x Ø55 mm. Ø32mm. wateraansluiting

    Oil Cooler 5” x Ø75 mm. Ø42mm Water connection

    €439,95 Same day shipping    Add to cart
  • Double Oil Cooler 175x175mm x Ø55mm Ø32mm hose connection.

    Double Oil Cooler 5” x 5” mm Ø75 mm Ø46mm Water connection

    €679,95 Same day shipping    Add to cart
  • Double Oil Cooler 175x175mm x Ø55mm Ø32mm hose connection.

    Double Oil Cooler 5” x 5” Ø75 mm Ø41mm Water connection

    €839,95 Out of stock    Read more
  • Double Oil Cooler 175x175mm x Ø55mm Ø32mm hose connection.

    Double Oilcooler 5” x 5” x Ø55 mm 32mm Water connection

    €679,95 Same day shipping    Add to cart
  • Double Oil Cooler 175x175mm x Ø55mm Ø32mm hose connection.

    Double Oil Cooler 5” x 10” x Ø75mm Ø46mm Water connection

    €929,95 Same day shipping    Add to cart
  • Double Oil Cooler 175x175mm x Ø55mm Ø32mm hose connection.

    Double Oil Cooler 5” x 10” x Ø75mm Ø42mm Water connection

    €889,95 Same day shipping    Add to cart
  • Oliekoeler 12''x Ø55 mm. Ø32mm. wateraansluiting

    Oil Cooler 20” x Ø75 mm Ø46mm Water connection

    €629,95 Out of stock    Read more
  • Oliekoeler 12''x Ø55 mm. Ø32mm. wateraansluiting

    Oil Cooler 20” x Ø75 mm Ø42mm Water connection

    €669,95 Same day shipping    Add to cart
  • Oliekoeler 12''x Ø55 mm. Ø32mm. wateraansluiting

    Oil Cooler 18” x Ø75 mm Ø46mm Water connection

    €589,95 Same day shipping    Add to cart
  • Oliekoeler 12''x Ø55 mm. Ø32mm. wateraansluiting

    Oil Cooler 18” x Ø75 mm Ø42mm Water connection

    €639,95 Out of stock    Read more
  • Oliekoeler 12''x Ø55 mm. Ø32mm. wateraansluiting

    Oil Cooler 16” x Ø75 mm Ø46mm Water connection

    €569,95 Same day shipping    Add to cart
  • Oliekoeler 12''x Ø55 mm. Ø32mm. wateraansluiting

    Oil Cooler 16” x Ø75 mm Ø42mm Water connection

    €609,95 Out of stock    Read more
  • Oliekoeler 12''x Ø55 mm. Ø32mm. wateraansluiting

    Oil Cooler 14” x Ø75 mm Ø42mm Water connection

    €549,95 Same day shipping    Add to cart
  • Oliekoeler 12''x Ø55 mm. Ø32mm. wateraansluiting

    Oilcooler 12” x Ø75 mm Ø46mm Water connection

    €569,95 Same day shipping    Add to cart

Closed-circuit cooling system (engine-specific)

The heat exchangers are available for a wide range of engines. You will receive a set specifically for the engine including fittings, such as hoses and pipes, for direct fastening to the engine.

Standard conversion kit for closed cooling system

You will also find standard conversion kits for going from direct cooling to a closed cooling system.

Heat exchanger for wall mounting

We also supply standard conversion kits for various engine capacities. These heat exchangers are mounted against a wall.

MARTEC heat exchanger

All MARTEC Fresh Water Cooling systems come complete with heat exchanger, expansion tank, electric Johnson circulation pump and fitting materials.