Automatic Inline Chlorinator for Above Ground and In-Ground Pools

In this review the SUNSOLAR Automatic Chlorinator is evaluated as a straightforward, budget-friendly way to feed 3 in slow dissolve chlorine or bromine tablets into small to medium pools. The unit is designed for installation in the pool return line and the biggest reason to consider it is its simple, adjustable inline feed that integrates with your existing pump and filter so you can maintain sanitizer levels without constant attention. The review covers ease of installation, build and real-world user notes on leakage and tablet capacity.

Key Features

• Inline installation: Installs in the pool water return line after the heater and filter, so it works with standard pool plumbing and keeps the unit out of the pool.
• Adjustable feed rate: The dial control valve lets you regulate how fast 3 in trichlor or bromine tablets dissolve, helping maintain stable sanitizer levels.
• Tablet capacity: The dispenser holds about 4.2 lbs of 3 in slow dissolve tablets, enough to keep small pools treated for several weeks depending on pump run time.
• Durable construction: Heavy-duty resin and corrosion resistant construction are intended to provide long service life in a wet environment.
• Standard plumbing ports: Built with 1 1/2 in standard threaded female ports for compatibility with common pool fittings and plumbing runs.

Who It's For

The SUNSOLAR inline chlorinator is best for owners of above ground pools and small in-ground pools up to about 13,000 gallons who want a low-maintenance automatic feeder that ties directly into existing plumbing. It is a practical choice for pool owners with a pump of at least 3/4 HP who prefer a simple mechanical dial rather than electronic dosing systems.

Those who should look elsewhere include owners of large commercial pools or users who need precise, automated dosing tied to sensors and controllers. Also, if ultra-rugged metal housings are a priority, a heavier industrial unit may be preferable to this resin model.

Pros & Cons

Pros

• Simple inline hookup integrates with filter and heater plumbing for a tidy setup.
• Dial control offers easy adjustment of tablet dissolution to manage chlorine levels.
• Holds multiple 3 in tablets and a 4.2 lb capacity reduces refill frequency.
• Corrosion resistant resin construction helps with longevity in pool applications.

Cons

• Build quality opinions vary; some users report cheaper plastic feel compared with heavier models.
• Occasional reports of leakage and mixed results on exact chlorine level control mean routine checks are still needed.

Specifications

Our Verdict

The SUNSOLAR automatic inline chlorinator is a sensible, value-oriented option for homeowners with above ground or small in-ground pools who want an easy-to-install feeder that reduces daily maintenance. Its adjustable dial and standard plumbing ports make it compatible with most systems, and while the resin build earns mixed views, it delivers a functional, low-cost way to keep sanitizer in circulation.

Frequently Asked Questions

Can it use 3 in trichlor tablets?
Yes, the tank accepts 3 in slow dissolve trichlor or bromine tablets.

Where is it installed?
The unit is installed inline in the pool return line, typically after the heater and filter system.

What pump size is required?
A minimum 3/4 HP pump is recommended for proper flow with this chlorinator.