All / Probes All Sondes Probes Duro PT-1000 RTD $160.00 Add To Cart ORP Probe $190.00 Add To Cart pH Probe $150.00 Add To Cart Dissolved Oxygen Probe $290.00 Add To Cart Conductivity (K 0.1 - K 10) from $170.00 Select Water Type Fresh Water K 0.1 Range = 0.07 µS/cm - 50000 µS/cm Brackish Water K 1.0 Range = 5 µS/cm - 200000 µS/cm Salt Water K 10 Range = 10 µS/cm - 1S/cm Add To Cart