Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

OHAUS TDS OHAUS ST20T-B Pocket Total Dissolved Solids Meter, 0-1000 mg/L - Pocket Total Dissolved Solids Meters
OHAUS TDSPocket Total Dissolved Solids Meters

OHAUS TDS OHAUS ST20T-B Pocket Total Dissolved Solids Meter, 0-1000 mg/L

The OHAUS ST20T-B is a pocket total dissolved solids meter with a measurement range of 0 mg/L to 1,000 mg/L. It features digital, auto-ranging operation with a temperature range of 50°F to 104°F, TDS accuracy of…

SKU 3G-OTH-384695

Also listed as: ST20TB · ST20T B

Brand
OHAUS TDS
Item
OHAUS ST20T-B Pocket Total Dissolved Solids Meter, 0-1000 mg/L
Category
Pocket Total Dissolved Solids Meters
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

OHAUS TDS
Manufacturer Part Number
ST20T-B
Type
50°F – 104°F, Digital, Auto, ±0.5 ºC
TDS Accuracy
±1.5% FS
Temp Resolution
1°C

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

OHAUS TDS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The OHAUS ST20T-B is a pocket total dissolved solids meter with a measurement range of 0 mg/L to 1,000 mg/L. It features digital, auto-ranging operation with a temperature range of 50°F to 104°F, TDS accuracy of ±1.5% FS, and temperature resolution of 1°C.

Frequently Asked Questions

What is the OHAUS TDS Meter ST20T-B used for?

The OHAUS TDS Meter ST20T-B measures total dissolved solids in liquids, typically for water quality testing in hydroponics, aquariums, drinking water, and industrial process monitoring. It provides digital readings from 0 mg/L to 1,000 mg/L with ±1.5% FS accuracy.

What are the specifications of the OHAUS TDS Meter ST20T-B?

The OHAUS TDS Meter ST20T-B has a TDS range of 0 mg/L to 1,000 mg/L, accuracy of ±1.5% FS, temperature range of 50°F to 104°F, and temperature resolution of 1°C with ±0.5°C accuracy. It is a digital, auto-ranging pocket meter with MPN ST20T-B.

Where to buy the OHAUS TDS Meter ST20T-B worldwide?

3G Electric supplies the OHAUS TDS Meter ST20T-B worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this OHAUS pocket TDS meter.

How to maintain the OHAUS TDS Meter ST20T-B?

To maintain the OHAUS TDS Meter ST20T-B, rinse the probe with distilled water after each use and store it dry. Calibrate periodically using a standard solution. Avoid dropping the meter or exposing it to extreme temperatures beyond the 50°F to 104°F range.

Used in

Common applications for OHAUS TDS
Water quality testing — OHAUS ST10T-A for low-range TDS measurement in drinking water
Hydroponics — OHAUS ST20T-B for monitoring nutrient solution concentration in recirculating systems
Aquaculture — OHAUS ST10T-B for checking TDS levels in fish tank water
Industrial process monitoring — OHAUS ST20T-A for verifying rinse water purity in manufacturing
Field sampling — OHAUS ST20T-B for portable TDS measurement in environmental surveys

OHAUS TDS Products

3G Electric supplies OHAUS TDS pocket total dissolved solids meters. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
This pocket meter measures total dissolved solids in water over a range of 0 ppt to 10 ppt with an accuracy of 2%. It operates from 0°C to 50°C and provides digital readings with a temperature resolution of 0.1°C. Suitable for field or bench use in water quality testing
HACH TDS
This pocket meter measures total dissolved solids in water over a range of 0 ppt to 10 ppt with an accuracy of 2%. It operates from 0°C to 50°C and provides digital readings with a temperature resolution of 0.1°C. Suitable for field or bench use in water quality testing
Pocket digital TDS meter measuring 0–1,999 ppm with 1% accuracy. Operates over 0°C–50°C with 0.1°C temperature resolution. No wired interface. Used for water quality testing, hydroponics, and industrial process monitoring
HACH TDS
Pocket digital TDS meter measuring 0–1,999 ppm with 1% accuracy. Operates over 0°C–50°C with 0.1°C temperature resolution. No wired interface. Used for water quality testing, hydroponics, and industrial process monitoring
The OHAUS ST20S pocket salinity meter measures salt concentration in liquids over a range of 0 ppt to 80 ppt with ±1.5% FS accuracy. It features automatic temperature compensation from 10°C to 40°C with ±0.5°C accuracy. Suitable for field or lab use in water quality testing and environmental monitoring
OHAUS
The OHAUS ST20S pocket salinity meter measures salt concentration in liquids over a range of 0 ppt to 80 ppt with ±1.5% FS accuracy. It features automatic temperature compensation from 10°C to 40°C with ±0.5°C accuracy. Suitable for field or lab use in water quality testing and environmental monitoring
Pocket-sized salinity meter for measuring salt concentration in solutions. Features ±2.5% FS accuracy over 0–10 ppt range, manual calibration, and operating temperature range of 10°C to 40°C. Suitable for field or laboratory use in water quality testing
OHAUS
Pocket-sized salinity meter for measuring salt concentration in solutions. Features ±2.5% FS accuracy over 0–10 ppt range, manual calibration, and operating temperature range of 10°C to 40°C. Suitable for field or laboratory use in water quality testing
Measures conductivity and total dissolved solids with ±0.5% FS accuracy over 0 to 199.9 mS/cm. Digital display with automatic temperature compensation. Includes STCON3 probe and four AAA batteries. Reagents sold separately
OHAUS
Measures conductivity and total dissolved solids with ±0.5% FS accuracy over 0 to 199.9 mS/cm. Digital display with automatic temperature compensation. Includes STCON3 probe and four AAA batteries. Reagents sold separately
The OHAUS ST300C-B is a digital handheld conductivity meter with a measurement range of 0 to 199.9 mS/cm and accuracy of ±0.5% FS. It features automatic temperature compensation and operates on four AAA batteries. Electrodes and reagents are sold separately. This meter is used for measuring electrical conductivity in water quality testing, laboratory analysis, and industrial process control
OHAUS
The OHAUS ST300C-B is a digital handheld conductivity meter with a measurement range of 0 to 199.9 mS/cm and accuracy of ±0.5% FS. It features automatic temperature compensation and operates on four AAA batteries. Electrodes and reagents are sold separately. This meter is used for measuring electrical conductivity in water quality testing, laboratory analysis, and industrial process control

More from OHAUS TDS

View all OHAUS TDS parts
Measures total dissolved solids in water with a range of 0 mg/L to 100 mg/L and accuracy of ±2.5% FS. Suitable for water quality testing in hydroponics, aquariums, drinking water, and industrial process monitoring. Operating temperature range: 50°F to 104°F
OHAUS TDS
Measures total dissolved solids in water with a range of 0 mg/L to 100 mg/L and accuracy of ±2.5% FS. Suitable for water quality testing in hydroponics, aquariums, drinking water, and industrial process monitoring. Operating temperature range: 50°F to 104°F
The OHAUS ST10T-B is a pocket-sized digital meter for measuring total dissolved solids in water. It offers a measurement range of 0 to 1,000 mg/L with an accuracy of ±2.5% full scale. Suitable for field or lab use, it operates in temperatures from 50°F to 104°F. Common applications include water quality testing, hydroponics, and industrial process monitoring
OHAUS TDS
The OHAUS ST10T-B is a pocket-sized digital meter for measuring total dissolved solids in water. It offers a measurement range of 0 to 1,000 mg/L with an accuracy of ±2.5% full scale. Suitable for field or lab use, it operates in temperatures from 50°F to 104°F. Common applications include water quality testing, hydroponics, and industrial process monitoring
The OHAUS ST20T-A is a digital pocket meter for measuring total dissolved solids in water. It has a TDS range of 0 mg/L to 100 mg/L with ±1.5% FS accuracy and automatic temperature compensation from 50°F to 104°F. Temperature resolution is 1°C with ±0.5°C accuracy. Typical applications include water quality testing in hydroponics, aquariums, and process monitoring
OHAUS TDS
The OHAUS ST20T-A is a digital pocket meter for measuring total dissolved solids in water. It has a TDS range of 0 mg/L to 100 mg/L with ±1.5% FS accuracy and automatic temperature compensation from 50°F to 104°F. Temperature resolution is 1°C with ±0.5°C accuracy. Typical applications include water quality testing in hydroponics, aquariums, and process monitoring