OHAUS pH Meter | ST20 pH & Temperature Pen ...
OHAUS - pH Meter | ST20 pH & Temperature Pen Price Guide: $149
Ohaus ST20 pH & Temperature Pen
The Ohaus ST20 pH and Temperature Pen is compact and useful. You can easily measure pH levels and temperature with this handy tool. What's more, you can also measure between 0.00 – 14 pH and between 0.0 – 99.0 °C. This means the Ohaus ST20 is ideal for many projects!
Features
- Easily replaceable electrodes
- Automatic shut off feature
Specifications
- Measurement Range: 0.00 – 14 pH; 0.0 – 99.0 °C
- Measurement Resolution: 0.01 pH
- Calibration: 3 Point
- Temperature Compensation: Automatic
- Working Environment: 50°F – 104°F, 85%RH, non-condensing (10°C – 40°C, 85%RH, non-condensing)
- Accuracy: ± 0.05 pH / ± 0.5 °C
- ATC: Yes
- Meter Type: pH
- Temperature Display: Yes
- Temperature Range: 0 °C – 99 °C
- Automatic Shutdown: Yes, After 6 minutes of non-use
- Battery Life: 200 Hours with Disposable Batteries
- Number of Buttons: 3
- Power: 4 AG13 Batteries (Included)
- Protection Rating: IP67
- Temperature Sensor: 50 KΩ NTC
- Wrist Strap: Yes
Dimensions
- Height (mm): 185
- Length (mm): 38
- Width (mm): 45
To contact Wiltronics Research about OHAUS pH Meter | ST20 pH & Temperature Pen use Get a quote.
The Ohaus ST20 pH and Temperature Pen is compact and useful. You can easily measure pH levels and temperature with this handy tool. What's more, you can also measure between 0.00 – 14 pH and between 0.0 – 99.0 °C. This means the Ohaus ST20 is ideal for many projects!
Features
- Easily replaceable electrodes
- Automatic shut off feature
Specifications
- Measurement Range: 0.00 – 14 pH; 0.0 – 99.0 °C
- Measurement Resolution: 0.01 pH
- Calibration: 3 Point
- Temperature Compensation: Automatic
- Working Environment: 50°F – 104°F, 85%RH, non-condensing (10°C – 40°C, 85%RH, non-condensing)
- Accuracy: ± 0.05 pH / ± 0.5 °C
- ATC: Yes
- Meter Type: pH
- Temperature Display: Yes
- Temperature Range: 0 °C – 99 °C
- Automatic Shutdown: Yes, After 6 minutes of non-use
- Battery Life: 200 Hours with Disposable Batteries
- Number of Buttons: 3
- Power: 4 AG13 Batteries (Included)
- Protection Rating: IP67
- Temperature Sensor: 50 KΩ NTC
- Wrist Strap: Yes
Dimensions
- Height (mm): 185
- Length (mm): 38
- Width (mm): 45
To contact Wiltronics Research about OHAUS pH Meter | ST20 pH & Temperature Pen use Get a quote.
The OHAUS ST20 is a pen-style pH and temperature meter that measures pH from 0.00 to 14 pH and temperature. Automatic temperature compensation adjusts pH readings for temperature changes, so users do not have to apply that correction themselves. The supplied disposable batteries let users power the meter directly, without first sourcing separate replacement batteries.
- 0.01 pH measurement resolution
- Accuracy of ±0.05 pH and ±0.5 °C
- Three-point calibration
- IP67 protection rating
- Automatic shutoff after 6 minutes without use
Source: listing by Wiltronics Research on IndustrySearch · Updated 2 Nov 2026
AI Overview is generated by artificial intelligence and may contain mistakes.
Written by AI from the listing by Wiltronics Research on IndustrySearch. It is meant to use only what that listing says, but it can still get details wrong, so check them with the supplier before you buy.
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- NSW
- VIC
- QLD
- SA
- WA
- NT
- ACT
- TAS
- New Zealand
- Papua New Guinea
- Afghanistan
- Albania
- Algeria
- Andorra
- Angola
- Antigua and Barbuda
- Argentina
- Armenia
- Austria
- Azerbaijan
- Bahamas
- Bahrain
- Bangladesh
- Barbados
- Belarus
- Belgium
- Belize
- Benin
- Bhutan
- Bolivia
- Bosnia and Herzegovina
- Botswana
- Brazil
- Brunei
- Bulgaria
- Burkina Faso
- Burma
- Burundi
- Cabo Verde
- Cambodia
- Cameroon
- Canada
- Central African Republic
- Chad
- Chile
- China
- Colombia
- Comoros
- Congo (Brazzaville)
- Congo (Kinshasa)
- Costa Rica
- Côte d'Ivoire
- Croatia
- Cuba
- Cyprus
- Czechia
- Denmark
- Djibouti
- Dominica
- Dominican Republic
- Ecuador
- Egypt
- El Salvador
- Equatorial Guinea
- Eritrea
- Estonia
- Ethiopia
- Fiji
- Finland
- France
- Gabon
- Gambia
- Georgia
- Germany
- Ghana
- Greece
- Grenada
- Guatemala
- Guinea
- Guinea-Bissau
- Guyana
- Haiti
- Holy See
- Honduras
- Hungary
- Iceland
- India
- Indonesia
- Iran
- Iraq
- Ireland
- Israel
- Italy
- Jamaica
- Japan
- Jordan
- Kazakhstan
- Kenya
- Kiribati
- Korea, North
- Korea, South
- Kosovo
- Kuwait
- Kyrgyzstan
- Laos
- Latvia
- Lebanon
- Lesotho
- Liberia
- Libya
- Liechtenstein
- Lithuania
- Luxembourg
- Macedonia
- Madagascar
- Malawi
- Malaysia
- Maldives
- Mali
- Malta
- Marshall Islands
- Mauritania
- Mauritius
- Mexico
- Federated States of Micronesia
- Moldova
- Monaco
- Mongolia
- Montenegro
- Morocco
- Mozambique
- Namibia
- Nauru
- Nepal
- Netherlands
- New Zealand
- Nicaragua
- Niger
- Nigeria
- Norway
- Oman
- Pakistan
- Palau
- Panama
- Papua New Guinea
- Paraguay
- Peru
- Philippines
- Poland
- Portugal
- Qatar
- Romania
- Russia
- Rwanda
- Saint Kitts and Nevis
- Saint Lucia
- Saint Vincent and the Grenadines
- Samoa
- San Marino
- Sao Tome and Principe
- Saudi Arabia
- Senegal
- Serbia
- Seychelles
- Sierra Leone
- Singapore
- Slovakia
- Slovenia
- Solomon Islands
- Somalia
- South Africa
- South Sudan
- Spain
- Sri Lanka
- Sudan
- Suriname
- Swaziland
- Sweden
- Switzerland
- Syria
- Taiwan
- Tajikistan
- Tanzania
- Thailand
- Timor-Leste
- Togo
- Tonga
- Trinidad and Tobago
- Tunisia
- Turkey
- Turkmenistan
- Tuvalu
- Uganda
- Ukraine
- United Arab Emirates
- United Kingdom
- United States
- Uruguay
- Uzbekistan
- Vanuatu
- Venezuela
- Vietnam
- Yemen
- Zambia
- Zimbabwe
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