The Aqua TROLL 500 is a fully customizable five-port multiparameter sonde with capacity for four interchangeable sensors and an antifouling wiper. A smartphone interface delivers accurate data and enables simplified calibration, panoramic data view and report creation. Corrosion-resistant titanium construction and a convenient LCD readout give you confidence in remote and long-term deployments.
Standard configuration includes the sonde plus:
Choose your pressure range/vent option and cable length above. Need a different sensor mix, extra cable, or replacement parts? Visit In-Situ Parts & Accessories.