Bluelab pH Controller Size:Controller UL-listed NOTE: Models 40 GPH-160

UL-listed NOTE: Models 40 GPH-160 GPH contain a steel shaft and are not suitable for saltwater applications

Onboard data acquisition and the ability to store and share setting between multiple devices

This product has excellent cooing of the motor that enables the pump to operate even when it's partially submerged

The stronger smell of the essential oils in the fruits speaks volumes

they will no longer function correctly

Bluelab pH Controller Size:Controller UL-listed NOTE: Models 40 GPH-160Hands 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. For use with reservoirs up to 200 US gal 760 L. Plant safe green backlit LCD with adjustable brightness and large, easy to read display. Easy to navigate menu to program, adjust settings and calibrate by a simple push of a button. Flashing high low alarm