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The properties of 4tech AS was aquired by Wennstrom Fuel Systems AS in January 2014.




  • Oil companies
  • Distributors
  • Chemical companies
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Leading supplier of high quality

  • Monitoring system solutions
  • Turnkey products
  • System and site surveillance  


ATGS ATG explosive gass detection tank gauging system wet stock management tank gauging leakage detection explosive gass detection logistics planning fjernpeiling nivåmåling pejl nivau nivauføler tank transmitter 4..20mA gauge tank gauging nivåmätning medición del tanques minicom fuelcom guardian fuelbar tank minibar p44 gauge sitevision p34 p130 ct40 måling mengde liter gauging 5040 5080 5010 tankmåler peiling tank level mätning pejl peileutstyr