Up for sale is a HORIBA U-22/U-23 Series Multiparameter Water Quality Monitoring System. This system is housed in a fitted carry case and includes a wide range of accessories and documentation.

Item Description:

• Model: HORIBA U-22 / U-23 Series

• Condition: Powers on, but full functionality is untested. Being sold as-is.

• Includes:

  • Portable handheld meter (powers on)

  • Multiparameter sensor/probe assembly with cable

  • Multiple DO (Dissolved Oxygen) sensors/electrodes

  • Calibration solutions (305, 330, 100-40)

  • Original documentation and manuals (some in Japanese)

  • Hard-shell transport case with foam inserts

Features:

• Designed for on-site water quality monitoring

• Measures parameters like DO, pH, conductivity, temperature, etc. (depending on installed sensors)

• Compact and field-ready design

Condition Notes:

• Unit powers on (screen and buttons responsive)

• Not tested further—no warranty on accuracy or calibration

• All accessories shown in the photos are included