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All Rola-Chem controllers are NSF ANSI Certified and manufactured in the USA
systematic manner that eliminates wasteful wear and tear overlapping cleaner motions
pH and ORP
wireless 4-directional radio remote control
The RC554XP Controller is a Generation II microprocessor-based chemical automation system powered by a 120-volt cord (input/output)
Chemtrol 255 PPM/pH Digital Controller state_Minnesota All Rola-Chem controllers are NSFThe Chemtrol 255 PPM pH Digital Controller features Santa Barbara's new Chlorine Sensor for Free Chlorine that gives easy to use, direct, and reliable readings of Free Chlorine concentration in pool water. The Chemtrol 255 is a microprocessor based digital controller designed to maintain both Free Chlorine (PPM) and water pH in commercial pools like hotels, motels, health clubs, condos, etc. The controller is compatible with all common sanitizers and
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