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StirrOx® self-stirring dissolved oxygen sensor

WTW sensors - self-stirring galvanized oxygen sensor StirrOx®G

Self-stirring dissolved oxygen sensor StirrOx® G for the measurement of the biochemical oxygen demand (BOD) according to the dilution method

  • Permanent flow for accurate measured values thanks to built-in stirrer
  • Accurate measuring results thanks to minimal use of oxygen
  • Perfectly adapted to BOD measurement in Karlsruhe and Winkler bottles

The StirrOx® G not only ensures the necessary flow with its stirrer, but also the mandatory mixing of the samples. It fits perfectly into the funnel of the Karlsruhe bottles or with a funnel set also in Winkler bottles.


Model Description Order no.
StirrOx® G Self-stirring dissolved oxygen sensor 201425

Technical Data

Measuring range oxygen 0 … 50 mg/l O2 concentration
0 … 600 % O2 saturation
0 … 1250 mbar O2 partial pressure
Measuring range temperature 0 … 50 ° C
T99 <45 s

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  • inoLab® Multi Level 1 and 3 (old device)
  • inoLab® pH/Oxi Level 1 and 3 (old device)
  • ProfiLine field meters Oxi 1970i/197i/197 (old device)
  • Oxi 538 (old device)
  • Oxi 597 (old device)


Model Description Order no.
ZBK ST Accessories kit with replacement and maintenance equipment for dissolved oxygen sensor StirrOx® G 202710
WP3-ST 3 replacement membrane heads for StirrOx® G 202738
RL-G Cleaning solution for galvanic oxygen sensors 205204
ELY/G Electrolyte for galvanic dissolved oxygen sensors 205217
Sta-ST Tripod foot for OxiCal®-ST dissolved oxygen sensor 205348
OxiCal®-ST Calibration and storage container for StirrOx® 205349


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