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Sensorex® 3-in-1

By Sensorex

Combination pH, reference, ATC electrodes

Sensorex® 3-in-1

Combination 3-in-1 pH/Reference and ATC electrodes are replacement electrodes that incorporate an ATC element with the combination pH/Reference electrode to provide quality retrofit. Thermister values for temperature compensation are 30K for most replacements except Jenco and Fisher retrofits, which are 10K.

Each electrode comes with a 30" cable and appropriate connectors for a wide variety of pH meters. A soaker storage bottle is provided with each electrode.


pH range 0-14 pH
Temperature range 10-70°C
Pressure 0-100 psig
Response time 95% <1 sec
Cat.No. Name Replaces Connector Type EA    
73-S290C 3-in-1 Combo Electrode Orion A series, Hach EC series BNC + 8 pin DIN $179.30
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73-S291C 3-in-1 Combo Electrode Orion EA/SA series BNC + dual banana plug $179.30
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73-S292C 3-in-1 Combo Electrode Corning BNC + phono plug $179.30
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73-S294C 3-in-1 Combo Electrode Hach One series BNC + C3 $179.30
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73-S298C 3-in-1 Combo Electrode Fisher BNC + SMPP $179.30
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