AquaTroll 400

The Aqua TROLL 400 simplifies decision-making with a fixed set of sensors that measure actual and specific conductivity, salinity, total dissolved solids, resistivity and density, dissolved oxygen (RDO® optical) ORP, pH, temperature, water level and water pressure (absolute).

Rugged and compact, the Aqua TROLL 400 can be used for months unattended in harsh field conditions. And because it’s easy to install and maintain, you save on training costs and reduce trips to the field.

Open communication protocols interface easily with your existing telemetry system. Access data anytime with radios, controllers, data loggers, samplers, telemetry systems, SCADA/PLC systems, or HydroVu Data Services.

Product Details


  • Connect with the Vu-Situ application
  • EPA method RDO sensor
  • Dissolved Oxygen Sensor
  • 3D Factory Calibration
  • Expanded instruments

Related Products

Frequently Asked Questions

Can we find the PT HAS product on the e-catalogue (LKPP) ?

Absolutely, almost all PT HAS products can be found in the e-catalogue.

How about the warranty for products from PT HAS ?

PT HAS Supply’s products include a 1-year official warranty for damage caused by manufactured defects.

Has the PT HAS product been calibrated? What if the calibration period is over?

Products from PT HAS have been calibrated and are ready to use. For further calibration, PT HAS already has a calibration lab that is ISO 17025 accredited and is ready to help customers who need recalibration.

What if the product has a problem and needs repair?

PT HAS has a local service center (in Jakarta), and our technicians are trained in the manufacture of the products we are agents for. For repairs and troubleshooting, we try to do it locally. and we make sure that the spare parts we supply are official spare parts from manufacturers.

Do we get training on using the tool after making a purchase at PT Has?

For all product purchases at PT HAS, usage training is included and is unlimited.

Recent Case Studies

Scroll to Top


Type what you are looking for and filter the search results
Quote Form
Company Details
Product Details