Heat exchangers

Tube bundle heat exchangers compatible with multiple brands, suitable for all applications in cooling or heating liquid - liquid, and particularly for oil or diesel and water, either fresh or sea water

Heat exchangers

Tubular coolers

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SANDE Y DÍAZ manufactures tailored tubular bundle for old models of heat exchangers and spare parts according to samples and is at your entire disposal to advise you on choosing the most appropriate cooler for your needs

  • Complete range of tubular exchangers or coolers, designed for cooling fresh water, oil or diesel

  • SAN series: tube bundle and body made up of a single set

  • SYD series: removable tube bundle with a fixed plate at one end and floating at the other, to compensate for temperature expansion

  • Maximum speeds: between 1.5 m/s and 2.5 m/s



  • Cooling motors, gearboxes, hydraulic equipment, etc.


  • Machinery hydraulic circuits

  • General cooling of process waters

Specialists in

pumping equipment , water treatment and sewage purification

Feel free to contact and let us know what we can do for you