FCL30 Free Chlorine Tester – Ultrasonic & Portable Hardness Analyzer
Precision-engineered with ultrasonic sensor technology for instant, accurate free chlorine measurement in water. Durable ABS housing with IP65 waterproof rating ensures reliability in harsh environments. Advanced digital display shows real-time results with ±0.05 ppm high sensitivity. Ideal for pools, spas, drinking water systems, and industrial wastewater treatment. Portable design with auto-calibration function and rechargeable lithium battery (up to 500 tests per charge). Includes titanium alloy probe for corrosion resistance and long-term stability. Batch testing mode supports large-scale water quality monitoring. Complies with ISO 15839 standards for professional lab-grade performance at unbeatable wholesale pricing.