TechPro II™ Handheld Conductivity, TDS and pH Measuring Instruments

TechPro II, Handheld, Conductivity, TDS, pH, Measuring InstrumentsObtain reliable and accurate measurements of your water source with the value-priced TechPro II™ Conductivity/TDS, pH and Temperature Measuring Instruments. Ideal for water treatment testing as well as other industrial and commercial applications, these instruments reflect.

Myron L’s 40-plus years experience designing and building quality conductivity, TDS and pH measuring instrumentation.


  • Boilers & Cooling Towers

  • Reverse Osmosis

  • Fountain Solutions

  • Swimming Pools & Spas

  • Plating and Parts Washing

  • Pulp and Paper

  • Water/Wastewater Treatment

  • Aquaculture

  • Agriculture

  • Process Control

  • Food & Beverage

  • Plus many more!


  • IP67/ NEMA 6 Waterproof & Buoyant

  • Measures 0 - 14 pH

  • User-replaceable, Long-Life
    Internal pH Sensor

  • Auto Temperature
    Compensation to 25°C / 77°F

  • Keypad Calibration

  • 0 - 20,000 µS / ppm

  • Long Life Internal Electrodes

  • Full 4 Digit Display

  • Memory storage (20 readings)

  • User-Friendly


  • Saves Time

  • Saves Money

  • Ensures Product Quality

Portable & easy to use

The TechPro II is handheld, lightweight and simple to operate. Measuring conductivity, TDS, pH and temperature, the highly stable circuitry delivers the accurate readings needed to assure product quality, prevent equipment damage or verify inline instrumentation in a wide range of applications. The TPH1 and TH1 are designed with an internal pH sensor to prevent breakage and prolong the sensor’s useful life. The rugged, waterproof case on all three models protects the electronics of the instrument and fits comfortably in your hand. TechPro II also features auto shut-off to prolong battery life.

Industrial and commercial users all over the world rely on Myron L’s proven quality instruments for their water measurement needs.


TechPro II™ Data Sheet (TP1, TPH1)
(includes specs, options & order info)
TechPro II™ Data Sheet (TH1)
(includes specs, options & order info)
Operation Manual