Digital Controller
Regular Price: $910.99
Sale: $871.99
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Rola-Chem 554200 Generation II Digital pH Controller

SKU #: 554200

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Short Description

Providing the best in chemical feeders, Rola-Chem Digital pH Wall Controllers are convenient and reliable.

Chemical Feeder Features:

  • ph Monitoring from 6.8 pH to 8.2 pH with .1 pH resolution
  • Set level from 7 pH to 8 pH
  • Dosing options from continuous to up to 15 minutes
  • Factory set 5 minute delay in timed feed mode
  • Factory set high (8.0 pH) and low (7.0 pH) alerts levels
  • Single button calibration
  • Overfeed alert after 30 minutes in continuous feed and 30 feed cycles in Timed Feed Mode (Requires Hard Reset)
  • Easy-to-Read, Sun-Bright LED display
  • Configure for acid or base (Jumper)
  • Configured for 120 VAC (Input/Output)
  • Flow switch compatible
  • Bright LED indicators for feed, alert and flow


Rola-Chem Digital pH Wall Controllers are convenient and reliable, offering superior service for pH control and operations by dispensing an adjustable amount of muriatic acid based on pool demand. Features include digital readouts, ORP technology, Redox sensors, options for proportional or continuous feed, pH calibration and more.

Rola-Chem Digital pH Wall Controllers also feature acid or base feed options and are compatible with most peristaltic pumps, making them a preferred product for monitoring swimming pool pH levels. With automated and manual feed options and 120V power level, Rola-Chem promises state of the art control and efficiency. Designed for optimal pH control where a salt chlorinator is installed, the controller, flow cell with flow switch, pH probe, 3/8 tubing and fittings.

Please note: It is recommended that an in-line filter system (part number 550591) be used before the flow cell.