The solution to your
pumping challenges

TSTAP Series

Heavy Duty auto-priming trash pumps 

  • Power36 - 250 HP
  • RPM1 200 - 2 200
  • Flow1 250 - 12 500 GPM
  • Head116 - 165 ft.
  • Dimension4 x 4 - 18 x 14 in.


Technosub Standard Trash Auto Prime (TSTAP) pumps are specifically designed to effectively handle a wide range of liquids from water and sewage, to sludge that can contain solids and other material. Technosub Trash Auto Prime pumps, with advanced enclosed impeller design, provide a dependable, highly efficient solution in a completely automatic priming pump. 


  • Technosub's rugged, heavy duty pumps are engineered specifically for portable application.
  • Fully Automatic Venturi Priming System allows for reliable and rapid prime and re-priming. Proven to be the most reliable priming system in the industry.
  • Dry Running Mechanical Seal.
  • Pump casing are hydrostatically tested to 50 psig (345 kPa) above the peak casing design pressure.
  • Standard engine control panel provides preset emergency shutdown protection and allows the addition of automatic level control.
  • Technosub's Environmental Box captures venturi blow by, separates and silences air exhaust and returns liquid to the pump suction.

  • Fuel tanks for extended run times and/or remote location as required.
  • Highway trailer with integral fuel cell/chassis, lights, fenders, tie downs, lifting bail, front and rear jacks.
  • Trailer brakes can be offered as required.
  • Sound attenuated enclosure options (see separate data sheet).
  • CD4MCu stainless steel pump ends for corrosive and abrasive applications (see separate data sheet).
  • Hose racks, accessory containers and other custom features available as required.
  • Wide range of suction and discharge fittings including Quick Disconnect, CamLock and Victaulic fitting and accessories.
  • Various motor sizes available pending operating point.

  • Technical data
    Technical data000000000000012TSTAP
      12TSTAP - (1.8 Mb)
  • Technical data
    Technical data000000000000018TSTAP
      18TSTAP - (1.9 Mb)
  • Technical data
    Technical data000000000000004TSTAP
      4TSTAP - (2.0 Mb)
  • Technical data
    Technical data000000000000006TSTAP
      6TSTAP - (2.0 Mb)
  • Technical data
    Technical data000000000000008TSTAP
      8TSTAP - (2.6 Mb)
  • Technical data
    Technical dataSound attenuated enclosure
      Sound attenuated enclosure - (272.3 Kb)
  • Technical data
    Technical dataStainless Steel CD000000000000004__MCu
      Stainless Steel CD4MCu - (322.7 Kb)



  • Technosub 8TSTAP pump in container
    Technosub 8TSTAP pump in container

    Creation of a pumping station for a permanent installation in a container, facilitation its transport to its final destination: Iraq

    To meet customer needs, a Technosub 8TSTAP pump with diesel engine and assisted priming system was the ideal equipment chosen. Moreover, their permanent installation in a tailor-made container will facilitate not only the transport on the site, but also the export of the product in Iraq.

    See the achivement

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