Level TROLL 400 and AquaTROLL 100 Components and Accessories

Some might be required for the operation of your product, and some may not. We strongly advise that you carefully consider each item for purchase unless you already own a suitable alternative.

Barometric Pressure Measurement

In-Situ - Baro TROLL Barometric Pressure Data Logger and Sensor

Barometric Pressure Sensor for use with the In-Situ Level TROLL data loggers, records barometric pressure to compensate for changes in water level due to barometric fluctuations. 

  • Titanium construction
  • Outputs:  4-20 mA, SDI-12, or ModBus
  • Sub-1 inch diameter for easy fit
  • NIST calibration report




In-Situ - Rugged Cable Splitter (Vented:  P/N 0095500, Non-Vented:  P/N  0085840)
The Rugged Cable Splitter is a cable accessory that uses the twist-lock connector. It splits off a single female twist-lock connector to attach an In-Situ instrument.


In-Situ - TROLL Cable Extender  (P/N:  0051490)

Used to make the cable longer. 


In-Situ - Suspension Cable (for Level & Aqua TROLL)
Available in 50 ft (15.24 m), 150 ft (45.72 m), and 300 ft (91.44 m) lengths.
 Prices Start at: $84.00


In-Situ - 7-inch Rugged Android Tablet  (P/N:  0061150)
Use the 7″ Rugged Android Tablet with the VuSitu Mobile App and your Aqua TROLL, Level TROLL, or smarTROLL instrument for instant data and spot-checking results. .


In-Situ - Wireless TROLL Com  (P/N:  0031240)
The Wireless TROLL Com provides wireless communication between a cabled, deployed Aqua TROLL or Level TROLL instrument and a PC/laptop or Android mobile device. You can use the Wireless TROLL Com as a replacement for a standard wired TROLL Communication Device. 


    In-Situ - TROLL Com Bundle (P/N:  0052500 or 0052510)
    The TROLL Communication Device comes in two flavors, both have USB cable, and a CD ROM for the software, but one model comes with communication cable, the other a programming cable. 



    In-Situ - TROLL Battery Pack (P/N  0051450)
    The titanium TROLL Battery Pack supplements internal battery power for frequent fast sampling or long-term deployments with an Aqua TROLL 100/200, BaroTROLL, or Level TROLL 300/400/500/700.


    In-Situ - TROLL Replaceable Battery Pack  (P/N:  0090000)
    The TROLL Replaceable Battery Pack provides extended battery life for the Aqua TROLL 100/200, BaroTROLL, or Level TROLL 300/400/500/700. 



    Level TROLL Miscellaneous Parts

    In-Situ - Level TROLL Maintenance Kit  (P/N:  0052530)
    Level TROLL Maintenance Kit (Includes: O-rings, dust caps, lube, instructions). 


    In-Situ - Replacement Nose Cone  (P/N:  0051130)
    Fits the following models:  Level TROLL 400, 500, 700, Baro, and Aqua Troll 100 and 200.


    In-Situ - TROLL® Shield antifouling guard  (P/N:  0085190)
    Fits the following models:  Level TROLL 400, 500, 700, Baro, and Aqua Troll 100 and 200.
    In-Situ - Twist-Lock Backshell Hanger (P/N:  0051480)
    Twist-Lock Backshell / Hanger, Titanium (Level TROLL 400 and 700 and BaroTROLL using non-vented PSIA sensors only).