Benchtop pH Meters

Instruments used to measure the acidity or alkalinity of a sample to a high degree of accuracy in a laboratory setting.

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Fisherbrand™ FE150 pH benchtop meter bio set with double junction gel pH electrode, ATC probe and stand

Designed for convenient routine pH measurement in the lab: user-friendly, stores data sets in non-volatile memory and meter-attachable electrode stand. Efficient sample reading and recording with flexible display options: display both pH and temperature or mV and temperature simultaneously.

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Fisherbrand™ FE150 pH benchtop meter 3-in-1 set with 3-in-1 single junction gel pH/ATC electrode and stand

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Fisherbrand™ FE150 Benchtop pH Meter Education Set

Measure the acidity or alkalinity of a sample to a high degree of accuracy with the Fisherbrand™ FE150. Its intuitive, simple operation, easy-to-use interface and high accuracy measurements ensure maximum productivity in your classroom or lab.

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Fisherbrand™ FE150 Benchtop pH Meter and Stand

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OHAUS™ Starter™ pH Meter ST2200

The Starter™ pH Meter ST2200 is an affordable benchtop pH Meter that clearly displays information with five distinctly marked keys, allowing users to operate with minimal training.

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Specifications

Calibration Points	1 to 3
Accuracy (mV)	±1.5
Data Management Details	Datalog for Measurements and Last Calibration
Display Type	LCD, 3.5 in. Segment Matrix
Data Points	99 Sets
Resolution (pH)	0.01
Measurement Modes	Auto-stop,Continuous
Range (pH)	0 to 14
Calibration	Linear
Temperature Range (Metric)	0.0°C to 100.0°C
Range (mV)	±1999
Accuracy (Temperature)	±0.5°C
Accuracy (pH)	±0.01

OHAUS™ Aquasearcher™ pH Meter AB23PH

The Aquasearcher™ pH Meter AB23PH is a simple to use benchtop meter for measuring pH and oxidation-reduction potential (ORP). An intuitive design and auto-buffer recognition make measuring pH straightforward and easy.

Pricing & Availability
Specifications

Accuracy (mV)	±1
Resolution (pH)	0.01
Measurement Modes	Auto-stop,Continuous
Range (pH)	0 to 14
Calibration	Linear
Accuracy (pH)	±0.01
Calibration Points	Up to 3
Data Management Details	Datalog for Measurements and Calibration
Display Type	LCD, 5 in. Segment Matrix
Data Points	99 Sets
Backlight Option	LCD
Temperature Range (Metric)	0.0°C to 100.0°C
Range (mV)	±1999
Accuracy (Temperature)	±0.5°C

OHAUS™ Aquasearcher™ pH Meter AB33PH

The Aquasearcher™ pH Meter AB33PH is a highly reliable and user-friendly pH benchtop meter with electrode (ST310) for standard laboratory applications. Designed to measure pH and oxidation-reduction potential with temperature measurements.

Pricing & Availability
Specifications

Accuracy (mV)	±1
Log Function Type	1000 Measurement, Last Calibration
Resolution (pH)	0.01, 0.1
Measurement Modes	Auto-stop,Continuous
Range (pH)	-2 to 16
Calibration	Linear
Accuracy (pH)	±0.01
Calibration Points	Up to 3
Data Management Details	Datalog with Time and Date Stamp
Display Type	LCD, 6.5 in. Segment and Dot Matrix
Outputs	USB, RS-232 (PC), RS-232 (Printer)
Data Points	1000 Sets
Backlight Option	LCD
Temperature Range (Metric)	-5°C to +110°C
Range (mV)	±2000
Accuracy (Temperature)	±0.5°C

OHAUS™ Aquasearcher™ pH Meter AB41PH

The Aquasearcher™ pH Meter AB41PH is an advanced, research-grade benchtop pH meter with electrode, offering accurate, repeatable results with selectable resolution and an intelligent i-Steward system.

Pricing & Availability
Specifications

Accuracy (mV)	±0.3
Log Function Type	1000 Measurement, 10 Calibration
Resolution (pH)	0.001, 0.01, 0.1
Measurement Modes	Auto-stop,Timed,Continuous
Range (pH)	-2 to 20
Calibration	Offset
Accuracy (pH)	±0.002
Calibration Points	Up to 5
Data Management Details	Datalog with Time and Date Stamp
Display Type	LCD, 6.5 in. Segment and Dot Matrix
Outputs	USB, RS-232 (PC), RS-232 (Printer)
Data Points	1000 Sets
Backlight Option	LCD
Temperature Range (Metric)	-10°C to +125°C
Range (mV)	±2000
Accuracy (Temperature)	±0.3°C

Fisherbrand™ accumet™ Basic AB315 Benchtop Laboratory pH/mV Meter

Ideal for daily pH testing of your routine laboratory samples, the accumet™ Basic AB315 Benchtop Meter provides essential functions needed for common pH measurements without complicated functions, all at a budget-friendly price.

Pricing & Availability
Specifications

Memory	Non-volatile
Resolution (pH)	0.01, 0.1
Measurement Modes	pH with mV and Temperature,Relative mV with mV and Temperature
Range (pH)	-2 to 18
Channels	1 Channel
Accuracy (pH)	±0.01
Temperature Compensation	Automatic, Manual
Data Management Details	Printed or CSV Format
Display Type	5 in. LCD
Voltage	100/240 V
Resolution (mV)	1 mV, 0.1 RmV
Data Points	500 Points
Inputs	BNC, ATC
Accuracy (Temperature)	±0.3°C (±0.5°F)
Accuracy (mV)	±0.2 or ±0.05%, Whichever is Greater
Stability	Indicator Icons
Warranty	3 Years
AC Adapter	Universal Power Adapter
Log Function Type	Automatic, Manual
Calibration	pH, Relative mV, Temperature
Calibration Points	1 to 5 (pH), 1 (Relative mV), 1 (Temperature)
IP Rating	IP54
Model	AB315
Outputs	Port for Computer or Printer
Frequency	50/60 Hz
Range (Relative mV)	±2000 mV
Backlight Option	Yes
Temperature Range (English)	23°F to 221°F
Calibration Points (pH)	USA: 2, 4.01, 7, 10.01, 12; NIST: 1.68, 4.01, 6.87, 9.18, 12.46; DIN: 1.09, 3.06, 4.65, 6.79, 9.23, 12.75; FSCI: 1, 3, 6, 8, 10, 13
Resolution (Temperature)	0.1°C (0.1°F)
Temperature Range (Metric)	-5°C to +105°C
Range (mV)	±2000 mV

Thermo Scientific™ Orion Star™ A211 Benchtop pH Meter

Reliably measure pH, mV, ORP and temperature with our benchtop pH meter for advanced lab analysis and printer or computer interfacing.

Pricing & Availability
Specifications

Memory	Non-volatile memory preserves data log, calibration log and meter settings
Resolution (pH)	0.001, 0.01, 0.1
Languages	English, Spanish, French, Italian, German and Chinese; Portuguese and Korean Available with Software Update
Measurement Modes	pH,mV,Relative mV,ORP with Temperature
Range (pH)	-2 to 20
Channels	1
Accuracy (pH)	±0.002
Power Supply	Universal AC adapter (included) or 4 AA batteries (sold separately)
Battery Life	800 hr.
Data Management Details	Transfer single, range or all data points to printer or computer
Display Type	LCD, Graphic with Backlight
Resolution (mV)	0.1mV
Data Points	2000 with Date and Time Stamp
Certifications/Compliance	CE, TUV 3-1, FCC Class A
Temperature Probe Calibration	1 point temperature offset calibration
Inputs	BNC (pH or ORP electrode), pin-tip (reference electrode), 8 pin MiniDIN (ATC temperature probe), stirrer input (stirrer probe)
Accuracy (Temperature)	±0.1°C
Weight (Metric)	0.9 kg
Accuracy (mV)	±0.2 or ±0.05%, whichever is greater
Stability	Selectable fast, medium, slow or Smart Stability setting; Selectable off or Automatic Smart averaging setting
Temperature (English) Operating	41°F to 113°F (ambient)
Isopotential Point	7.000pH
AC Adapter	Universal 50-60 Hz, 100-240 VAC power adapter (Cat. No. 1010003)
Log Function Type	Automatic with Auto-Read and Timed Read Modes, Manual with Continuous Read Mode
Calibration	pH with calibration editing option, relative mV, ORP and temperature
Battery Type	4 x AA (sold separately)
Relative Humidity Range	5 to 85%, non-condensing
Calibration Points	1 to 5
Alarm Output	High/low limit alarm, calibration due alarm
IP Rating	IP-54
Temperature Selection	Manual or automatic with ATC temperature probe
Keypad	Comprehensive with menu-specific function keys and dual purpose scroll/shortcut keys
Model	Orion Star A211 pH/mV/RmV/ORP/Temperature Benchtop Meter
Outputs	USB, RS-232
Range (Relative mV)	±2000.0mV
Backlight Option	Yes, selectable
Temperature Range (English)	22.0°F to 221.0°F
Weight (English)	2 lb.
Resolution (Temperature)	0.1°C, 0.1°F
Temperature (Metric) Operating	5°C to 45°C (ambient)
Temperature Range (Metric)	-5°C to +105°C
Methods	10 per channel with password protection
Range (ORP)	±2000.0mV

Thermo Scientific™ Orion™ Versa Star Pro™ Benchtop pH Meter

Get premium performance and ultimate flexibility with our benchtop pH meter for pH, mV, ORP and temperature measurements on customizable color display.

Pricing & Availability
Specifications

Power Rating	DC input: 9VDC, 1A
Memory	Non-volatile memory preserves data log, calibration log and meter settings
Resolution (pH)	0.001, 0.01, 0.1
Languages	English, Spanish, French, Italian, German, Chinese, Portuguese and Korean
Measurement Modes	pH,mV,Relative mV,ORP with Temperature
Range (pH)	-2 to 20
Channels	4 - customizable with modules
Accuracy (pH)	±0.002
Power Supply	Universal AC adapter (included)
Data Management Details	Transfer single, range or all data points to printer or computer
Display Type	LCD, Color Graphic with User-Customizable Options
Resolution (mV)	0.1mV
Data Points	2000 with Date and Time Stamp
Certifications/Compliance	CE, TUV 3-1, FCC Class A
Temperature Probe Calibration	1 point temperature offset calibration
Inputs	BNC (pH or ORP electrode), pin-tip (reference electrode), 8 pin MiniDIN (ATC temperature probe), two stirrer inputs (stirrer probe)
Accuracy (Temperature)	±0.1°C
Weight (Metric)	1.2 kg, modules add 0.2 kg each
Accuracy (mV)	±0.2 or ±0.05%, whichever is greater
Stability	Selectable fast, medium, slow or Smart Stability setting; Selectable off or Automatic Smart averaging setting
Temperature (English) Operating	41°F to 113°F (ambient)
Isopotential Point	7.000pH (adjustable)
AC Adapter	Universal 50-60 Hz, 100-240 VAC power adapter (Cat. No. STARA-PWR)
Log Function Type	Automatic with Auto-Read, Timed and Single Shot Measure Modes; Manual
Calibration	pH with calibration editing option, relative mV, ORP and temperature
Relative Humidity Range	5 to 85%, non-condensing
Calibration Points	1 to 6
Alarm Output	Set point alarm, high/low limit alarm, calibration due alarm
IP Rating	IP-54
Temperature Selection	Manual or automatic with ATC temperature probe
Keypad	Numeric with menu-specific function keys and dual purpose scroll/shortcut keys
Outputs	USB, RS-232
Range (Relative mV)	±2000.0mV
Backlight Option	Yes
Temperature Range (English)	22.0°F to 221.0°F
Weight (English)	2.5 lb., modules add 0.5 lb. each
Resolution (Temperature)	0.1°C, 0.1°F
Temperature (Metric) Operating	5°C to 45°C (ambient)
Temperature Range (Metric)	-5°C to +105°C
Methods	10 per channel
Range (ORP)	±2000.0mV

Mettler Toledo™ FiveEasy™ F20 pH/mV Meters

Compact, benchtop meter provides high quality pH/mV measurements with simple click of a button

Pricing & Availability
Specifications

Accuracy (mV)	±1
Memory	Current calibration
Resolution (pH)	0.01
Range (pH)	0 to 14
Calibration	Linear
Accuracy (pH)	±0.01
Temperature Compensation	ATC and MTC
Dimensions (L x W x H)	22.7 x 14.7 x 7 cm (9 x 5.7 x 2.7 in.)
Display Type	LCD
Voltage	120/240 V
Resolution (mV)	1mV
Frequency	50/60 Hz
Temperature Range (English)	32°F to 212°F
Weight (English)	1.4 lb.
Resolution (Temperature)	0.1°C
Temperature Range (Metric)	0°C to 100°C
Range (mV)	2000 to 2000
Inputs	BNC, Cinch, NTC 30kiloOhm sensors
Accuracy (Temperature)	0.5°C
Weight (Metric)	0.63 kg

Thermo Scientific™ Orion Lab Star PH111 Bench pH Meters

Orion Lab Star PH111 benchtop pH meters measure pH or ORP with mV and temperature, feature a large backlit display for easy viewability, and offer small footprint to save bench space. The Orion Lab Star pH meter is ideal for simplified, budget-friendly lab testing and data recording.

Pricing & Availability
Specifications

Memory	Non-volatile
Resolution (pH)	0.001, 0.01, 0.1
Measurement Modes	pH with mV and Temperature,ORP with mV and Temperature
Data Management Details	Transfer single or all data points to printer or computer
Display Type	LCD, 5 in. Backlit
Resolution (mV)	0.1 mV
Data Points	500 with Date and Time Stamp
Certifications/Compliance	CE, TUV 3-1, FCC Class A
Temperature Probe Calibration	1 point temperature offset calibration
Inputs	BNC for pH or ORP, 8-pin MiniDIN for ATC
Accuracy (Temperature)	±0.3°C/±0.5°F
Weight (Metric)	700 grams
Accuracy (mV)	±0.2 or ±0.05%, whichever is greater
Warranty	3 year meter warranty
AC Adapter	Universal 100-240 V 50/60 Hz power supply with twist-and-lock meter connection and interchangeable wall plugs for US/Japan, Euro, UK/Singapore, Australia/New Zealand and China outlets
Log Function Type	Automatic with Auto-Read and Timed Read Modes, Manual with Continuous Read Mode
Calibration	pH, ORP and temperature
Calibration Points	1 (ORP)
Alarm Output	Calibration reminder alarm
IP Rating	IP54
Temperature Selection	Manual or automatic with ATC temperature probe
Outputs	Computer or printer (STARA-106)
Backlight Option	Yes
Temperature Range (English)	23.0°F to 221.0°F
Calibration Points (pH)	1 to 5 points
Weight (English)	1.54 lb.
Resolution (Temperature)	0.1°C, 0.1°F
Temperature Range (Metric)	-5.0°C to +105.0°C
Range (mV)	±2000.0
Range (ORP)	±2000.0 mV with ±250 mV offset

Fisherbrand™ accumet™ XL150 Benchtop pH Meters

Provide advanced pH measurements with simple operation and offer a large, vivid color touch-screen display. Fisherbrand accumet XL benchtop meters offer advanced features with simple operation to help ensure your measurements are reliable and your laboratory processes are efficient.

Pricing & Availability
Specifications

Length (Metric)	24.6 cm
Detection Range	Multiple
Length (English)	9.68 in.
Resolution (pH)	0.001, 0.01, 0.1
Range (pH)	-2 to 20
Width (Metric)	17.3 cm
Accuracy (pH)	±0.002
Accuracy	Multiple
Display Type	LCD
Voltage	100/240 V
Resolution (mV)	0.1 mV
Data Points	2000
Certifications/Compliance	NIST, ISO, FDA, USDA, EPA
Inputs	BNC, ATC
Accuracy (Temperature)	±0.3°C
Height (English)	3.89 in.
Weight (Metric)	1.13 kg
Height (Metric)	9.9 cm
Accuracy (mV)	±0.2
Warranty	3 Years
Dimensions (L x W x H)	24.6 x 17.3 x 9.9 cm (9.7 x 6.8 x 3.9 in.)
Outputs	RS-232, USB-A, Mini-B USB, RJ45, stirrer port (2)
Frequency	50/60 Hz
Calibration Points (pH)	Up to 6 pre-set or 5 custom
Weight (English)	2.5 lb.
Resolution (Temperature)	0.1°C
Range (mV)	±2000
Resolution	Multiple

Mettler Toledo™ FiveEasy™ Plus FP20 pH/mV Meters

Compact, benchtop meter provides high quality pH/mV measurements with simple click of a button.

Pricing & Availability
Specifications

Accuracy (mV)	±1
Memory	200 measurements, current calibration
Resolution (pH)	0.01, 0.1
Range (pH)	-2.00 to 16.00
Calibration	Linear/Segmented
Accuracy (pH)	±0.01
Temperature Compensation	ATC and MTC
Dimensions (L x W x H)	22.7 x 14.7 x 7 cm (9 x 5.7 x 2.7 in.)
Data Management Details	RS232, USB
Display Type	LCD
Voltage	120/240 V
Resolution (mV)	1mV
Frequency	50/60 Hz
Temperature Range (English)	23°F to 221°F
Weight (English)	1.4 lb.
Resolution (Temperature)	0.1°C
Temperature Range (Metric)	-5°C to +105°C
Range (mV)	2000 to 2000
Inputs	BNC, Cinch, NTC 30kiloOhm sensors
Accuracy (Temperature)	0.3°C
Weight (Metric)	0.63 kg

Benchtop pH Meters

Benchtop pH Meters

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Fisherbrand™ FE150 pH benchtop meter bio set with double junction gel pH electrode, ATC probe and stand Science EducationA science education product.

Fisherbrand™ FE150 pH benchtop meter 3-in-1 set with 3-in-1 single junction gel pH/ATC electrode and stand Science EducationA science education product.

Fisherbrand™ FE150 Benchtop pH Meter Education Set Science EducationA science education product.

Fisherbrand™ FE150 Benchtop pH Meter and Stand Science EducationA science education product.

OHAUS™ Starter™ pH Meter ST2200 Science EducationA science education product.

OHAUS™ Aquasearcher™ pH Meter AB23PH Science EducationA science education product.

OHAUS™ Aquasearcher™ pH Meter AB33PH Science EducationA science education product.

OHAUS™ Aquasearcher™ pH Meter AB41PH Science EducationA science education product.

Fisherbrand™ FE150 pH benchtop meter bio set with double junction gel pH electrode, ATC probe and stand

Fisherbrand™ FE150 pH benchtop meter 3-in-1 set with 3-in-1 single junction gel pH/ATC electrode and stand

Fisherbrand™ FE150 Benchtop pH Meter Education Set

Fisherbrand™ FE150 Benchtop pH Meter and Stand

OHAUS™ Starter™ pH Meter ST2200

OHAUS™ Aquasearcher™ pH Meter AB23PH

OHAUS™ Aquasearcher™ pH Meter AB33PH

OHAUS™ Aquasearcher™ pH Meter AB41PH