Bluelab® pH Controller

Bluelab® pH Controller

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List Price: $56900
Now: $45450

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Bluelab® pH Controller

Hands-free monitoring and dosing of solution pH levels. Our clever pH controller automatically monitors and fine-tunes the pH levels for you. You simply set it, and forget. The pH is taken care of.


  • Water resistant

  • Wall mount housing

  • 13 foot acid/alkali resistant dosing tube

  • International power supply

  • Replaceable double junction pH probe and Temperature Probe (for pH ATC)

  • Use with undiluted Bluelab® pH Up or Down

  • 6 month guarantee for Bluelab® pH Probe


    • Automatic control and monitoring of system pH with reservoirs up to 200 US gal / 760 L

    • Plant-safe green backlit LCD with adjustable brightness

    • Large, easy to read displays

    • Easy to navigate menu to program and adjust settings

    • Simple push-button pH calibration with on screen guide

    • Flashing high / low alarm with control lockouts

    • Dosing lockouts to protect from over-dosing

    • Auto resume dosing on restart after power loss

    • Water resistant, wall mount design

    • 13 foot (4 meters) acid/alkali resistant dosing tube supplied

    • Use with either undiluted Bluelab pH Up or Down

    • International power supply

    • Replaceable double junction pH probe

    • Separate Bluelab Temperature Probe (for pH ATC)

    • Replaceable peristaltic pump and tubes

    Bluelab® pH Controller Instructions Manual

    Length (in.):  8.2

    Resolution:  0.1 pH

    Width (in.):  4.2

    Control Range:  0.1 - 13.9 pH

    Height (in.):  7.7

    Accuracy at 25̊C / 77̊F:  ± 0.1 pH

    Weight (lb.):  2.2

    Dose Rate:  10ml per minute

    Calibration:  Two or three point (pH 7.0 and pH 4.0, and/or pH 10.0)

    Temperature compensation:  Yes 

    Operating environment:  0-50°C, 32-122°F

    Control Parameter:  pH – user selectable single direction (up or down)

    Power Source:  4 interchangeable plug types

    Output:  24VDC 0.4 Amp

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