Rola-Chem Pro Series 300 Peristaltic Metering Pump - 77 GPD, 120V | 543824

Precise chemical dosing for big pools. The Rola-Chem 543824 is a Pro Series 300 (RC307MC) peristaltic metering pump that feeds liquid chlorine, acid, or other pool chemicals at up to 77 gallons per day at 30 PSI on 120V power. A digital timer and fine dosing increments let you dial in exactly how much and how often, so your water stays balanced without hand-dosing. It is sized for large residential and commercial pools, roughly 180,000 to 400,000 gallons.

What It Is For

• Automatically meters liquid pool chemicals (chlorine, acid, and more) into the system.
• Feeds up to 77 GPD at 30 PSI on 120V; self-priming with an 18 ft suction lift.
• Built for large residential and commercial pools (about 180,000 to 400,000 gallons).

Key Features

• Fully digital timer with refined dosing increments for precise control.
• Three-way switch: timer, off, or continuous feed.
• Quick-release cover for fast squeeze-tube access.
• Includes clear Tygon and black Norprene squeeze tubes, a 1/4 in. plastic injection adapter, and a 1/2 in. brass injection fitting.
• Heavy-duty air-cooled motor with thermal overload protection; Lexan polycarbonate pump head.

How to Use It

• Mount the pump near your chemical supply and injection point per the manual.
• Route the suction tube to the chemical tank and the discharge to the injection fitting on the return line.
• Set the digital timer for the dose and schedule your pool needs.
• Prime the pump and confirm it is drawing and injecting correctly.

Note: 120V model. Handle and store pool chemicals safely; professional setup is recommended.