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Mettler Toledo™ S220 SevenCompact™ pH/Ion Benchtop Meter

Precise electrochemical measurement combined with flexibility, innovative design and ease-of-use. Mettler Toledo™ S220 SevenCompact pH/Ion Benchtop Meter measures ORP and ion concentration in various units and is suited for a wide range of applications. A single keypress is all that is required to start a measurement or calibration, toggle measurement modes or switch between displays.

$1,354.49 - $1,909.36


Accuracy (mV) ±0.2mV
Accuracy (pH) ±0.002
Accuracy (Temperature) ±0.1°C
Display Type TFT
Range (pH) -2 to 20
View More Specs

Products ${productFamilyLength}
Catalog Number Mfr. No. Includes Type Price Quantity  
Catalog Number Mfr. No. Includes Type Price Quantity  
01-915-101 Mettler Toledo™
Meter, Electrode holder, Cover, Instructions/Quick guide, Conformity/Certifications pH/Ion Benchtop Meter Each for $1,354.49
01-915-103 Mettler Toledo™
Meter, pH electrode/probe (InLab Routine Pro-ISM), pH guide, 2 buffer sachets for pH 4.01, 7, 9.21 and 10 Meter Kit: S220-BIO Each for $1,909.36
01-915-102 Mettler Toledo™
Meter, pH electrode/probe (InLab Expert Pro-ISM), two buffer sachets for pH 4.01, 7 9.21 and 10 Meter Kit: S220K Each for $1,773.36
01-915-104 Mettler Toledo™
Meter, pH electrode/probe (InLab Versatile Pro-ISM), 2 buffer sachets for pH 4.01, 7, 9.21 and 10 Meter Kit: S220-U Each for $1,691.77



  • User friendly design: color display, intuitive icons and menu settings in 10 languages
  • uFocus™ view provides alternate display for essential reading/calculations
  • Pre-programmed settings for eight most commonly used ions
  • READ or CAL buttons initiate a measurement or calibration, with three options for endpointing
  • Intelligent Sensor Management (ISM™) for automatic recognition and secure, highly reproducible results
  • Professional calibration support includes pre- and user-defined buffer groups, calibration reminder with optional sensor blocking and a pH senor icon
  • GLP support functions: PIN protection, print-out and measurement limit monitoring
  • Acoustic signals for warnings, button presses, or end-point stability
  • Vertical uPlace™ movement for exacting electrode placement in sample
  • Storage for 1000 datasets; optional LabX direct software adds infinite data space
  • Comprehensive service package including IQ/OQ (sold separately)
  • Integrated USB and RS-232 interfaces for data exchange
  • Meter Kits (01-915-102, 103, 104) come with pH electrode/probe, InLab Pro-ISM
Temperature: an important parameter
  • The S220 supports both NTC30kΩ and Pt1000 temperature sensors, with option of automatic detection or manual selection
  • Three options for temperature capture: integrated temperature sensor in electrode, external temperature sensor or setting temperature manually
  • Temperature measuring range: -30 to 130°C
Description & Specifications


-2 to 20
MTC: -30° to +130°C, ATC: -5° to +130°C
-2000 to 2000mV
MTC: -86° to +266°F, ATC: -41° to +266°F