Johnlen Ph Controller And Dosing Pump

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JOHNLEN PH DOSING KIT All of the electronic requirements for automatic pH control are included in the Johnlen pH Dosing Kit. Included is a Johnlen pH Controller (CS077-1) with an a dditional Signal Sensing Automatic Dosing Pump (CS072B-3) included at a discounted price. The Johnlen pH Controller, with pH electrode included, determines the pH of your aquarium, with an accuracy of 0.03pH, without the need of copious testing, but the pH controller has the unique ability to control the pH of your aquarium. This is due to the unique HI/LO function that has adjustable max/min pH which, when connected to the Signal Sensing Automatic Dosing Pump, will send a signal to allow for dosing of an according solution, that will either increase or decrease pH levels in your aquarium automatically. The pH controller and electrode hanging attachments are included. Show more