The Hanna HI6221 is a streamlined benchtop meter with a large capacitive touchscreen and an integrated pH/ORP measurement module. It delivers research-grade accuracy in a compact, easy-to-operate package.

Key features

• Up to 5-point pH calibration with automatic recognition of standard Hanna and NIST buffers, plus custom buffers
• Three logging modes (manual, automatic, autohold) capturing up to 1,000,000 time- and date-stamped data points with sample IDs
• Connectivity via USB type A & C, Ethernet, and Wi-Fi — export .csv logs to a thumb drive, email, or FTP
• Non-volatile memory retains data and settings

What's included: HI6221 meter, HI1131B glass-body double-junction refillable pH electrode (high-temperature glass), HI7662-TW stainless steel temperature probe, electrode holder with flexible arm, power adapter, USB cable, and quality certificates with quick reference guide.

Applications: research and QC laboratories, water quality analysis, and industrial process pH/ORP measurement — including samples with metals or elevated temperatures.

Find compatible electrodes, buffers, and spares in our Hanna Accessories & Parts collection.

Estimated shipping weight: 4 lb.