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Rola-Chem RC555XXP Digital pH/Dual ORP/FAC PPM Pool Controller

555020

Save $54.60 on this order paying by wire

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In stock. Usually ships in 1–2 business days.

Key Specs

Dealer-direct Rola-Chem. Continuous pH and ORP, dosing only when the water asks.

Channels
pH + Dual ORP + FAC PPM
Power
120V corded
Feed Cycle
0.6 - 900 sec
Max Output
3.15 A

The RC555XXP Digital pH/Dual ORP/FAC PPM Pool Controller reads your water continuously and doses only when the water asks for it. It runs a dual ORP plus free-available-chlorine PPM sanitiser channel alongside pH, holds the reading through a five-minute analyzation period so a single splash never triggers a feed, and drives the feed pumps or solenoids directly from its own switched outputs.

Features and benefits

  • Continuous pH and ORP monitoring with five-minute analyzation periods
  • Feed cycles adjustable from 0.6 to 900 seconds
  • Timed or continuous feed modes
  • 120V corded input and switched output
  • Dual ORP with FAC PPM readout

Who it's for

  • Commercial pool and spa operators under state health-code testing requirements
  • Facilities moving off manual dosing
  • Operators replacing an ageing analogue controller

What's in the box

  • Digital controller
  • pH and ORP probes (on probe-equipped configurations)
  • Globe flow cell kit with flow switch, valves and fittings (on flow-cell configurations)
  • 40 ft of 3/8 in black tubing with fittings
  • Operating manual

Before you order

Check which configuration you need — controller only, controller plus flow cell kit, or the full package with probes — because the probes and flow cell are the parts most often already on site. Probes are consumable and typically need replacing every 12 to 24 months. Confirm 120V power is available at the panel location.

This product is offered in 2 configurations. Choose the configuration that matches your installation before adding to cart — configuration is set at the factory.

Key Features

  • Continuous pH and ORP monitoring with five-minute analyzation periods
  • Feed cycles adjustable from 0.6 to 900 seconds
  • Timed or continuous feed modes
  • 120V corded input and switched output
  • Dual ORP with FAC PPM readout

Who It's For

  • Commercial pool and spa operators under state health-code testing requirements
  • Facilities moving off manual dosing
  • Operators replacing an ageing analogue controller

What's Included

  • Digital controller
  • pH and ORP probes (on probe-equipped configurations)
  • Globe flow cell kit with flow switch, valves and fittings (on flow-cell configurations)
  • 40 ft of 3/8 in black tubing with fittings
  • Operating manual

About the Brand

Rola-Chem, a division of The Specialty Mfg. Co. based in St. Paul, Minnesota, has supplied chemical feed and control equipment to pool and spa professionals for more than six decades. Its Pro Series 300 peristaltic pumps and RC554XP and RC555XXP controllers are listed to NSF/ANSI 50, and the company operates under ISO 9001.

Specifications

ORP
Dual ORP

Control

Feed Cycles
0.6 to 900 sec with 5-minute analyzation periods
Feed Mode
Timed or Continuous

Electrical

Power
120V corded (input/output)
Maximum Output
3.15 Amps

Rola-Chem flow control products carry the manufacturer's limited warranty: products proved to have manufacturing defects will be replaced without charge within 6 months of the date of delivery. The manufacturer must be given the opportunity to inspect the product and its installation.

The warranty does not cover expense for removal, reinstallation or other consequential damages, and it is the manufacturer's sole warranty - implied warranties of merchantability and fitness for use are excluded.

  • Free standard shipping on most orders in the lower 48
  • Authorized dealer, full manufacturer warranty
  • Price match on identical in-stock items
  • Real pool experts on the phone: (817) 587-4397
Get it now. Pay over time.
Financing

Get it now. Pay over time.

Split any order over $50 into monthly payments with Shop Pay Installments, as low as 0% APR, no hidden fees, decision in seconds at checkout. Bigger jobs? Ask about net terms on a trade account.

0% APR On qualifying 4-payment plans
3–24 mo Monthly plans on orders $150–$20,000
No impact Checking eligibility won't affect credit

Frequently Asked Questions

Use our Request a Quote page and include the product, configuration, intended use, and delivery ZIP code. We reply within 12 business hours. You can also call or text us at (817) 587-4397.

Yes — pay by wire transfer or Zelle and save 5% on your entire order. Those methods carry no card processing fees, so we pass the savings straight to you.

Yes, on most orders. Free standard shipping is included on most orders delivered within the United States. Some oversized or freight-only items are quoted for your delivery address — the product page will tell you before you buy.

Yes. Orders under $1,000 split into 4 interest-free payments with Shop Pay. Larger orders — most of our equipment — split into 3, 6, 12, 18, or 24 monthly payments at 0%–36% APR depending on your credit. Checking your options at checkout does not affect your credit score.

Most eligible products have a 30-calendar-day return-request window. Written return authorization is required — do not ship a return before approval. Return freight on oversized items is at the buyer's cost and can be substantial.

Coverage follows the applicable manufacturer's warranty. We are an authorized dealer for the brands we carry and can help route eligible warranty claims. Contact us with your order number, product details, and photos of the issue.

Yes. We match the total delivered price for an identical in-stock item from an authorized U.S. retailer, before purchase or within 7 days after. Call or text (817) 587-4397 or email hello@pooldirectsupply.com to request a match.