ChlorKing® CHLOR 25SM Salt Chlorinator

Maximum Capacity Salt Chlorination for the Largest Commercial Pools

The ChlorKing® CHLOR 25SM is the most powerful model in the MSM lineup, delivering a massive 28 lbs of chlorine per day from a mild saline solution (3,500–5,000 ppm). Engineered for major aquatic centers, resorts, and large commercial pool systems, this unit offers superior sanitation without the need for hazardous chlorine storage or transport.

This model features ChlorKing’s patented single-cell technology, a self-cleaning 15,000-hour electrode, 1.5” bypass plumbing, and industrial-grade water-cooled power — making it the go-to solution for high-capacity, continuous chlorination needs.

Key Features

• 28 lbs/day Chlorine Output: Highest production in the ChlorKing MSM series

• Single-Cell Technology: Compact, durable, and easy to maintain

• Reverse Polarity Self-Cleaning Cell: Reduces buildup and increases lifespan

• 1.5” Bypass Plumbing: Efficient install with only 20 GPM required

• Digital Toroidal Salt Sensor: Accurate salinity display — no calibration

• Water-Cooled Industrial Power Supply: Built for continuous, high-output use

• Clear Cell Housing: Visual indicator of chlorine generation in real-time

• Made in the USA: Designed, built, and supported domestically

Technical Specifications

• Chlorine Output: 28 lbs / 24 hours

• Salt Concentration: 3,500 – 5,000 ppm

• Flow Rate: 20 GPM (required), 50 PSI (max)

• Electrical Requirements:

  • Max Amps: 15 @ 208V

  • Voltage: 208–240V, 50/60 Hz, single-phase

  • GFCI Breaker: 30 amp

• Operating Temperatures:

  • Air: 35°F – 115°F (2°C – 46°C)

  • Water: 59°F – 104°F (15°C – 40°C)

• Certifications: NSF-50, UL-1081, CSA-C22.2

• Plumbing: 1.5” inlet and outlet (bypass install)

• Dimensions:

  • Power Supply: 20”W × 20”H

  • Cell Housing: 13”W × 28”H

• Cell Lifespan: 15,000 hours

Installation & Compatibility

Quick wall-mount installation with 1.5” bypass plumbing ensures compatibility with large-scale systems. Includes bonding and grounding hardware to meet strict safety standards for commercial use.