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TechPro II

TechPro II

Water Source Measurements You Can Count On

Obtain reliable and accurate measurements of your water source with the value-priced TechPro II™. Ideal for water treatment testing as well as other industrial and commercial applications, these instruments reflect Myron L®'s 55-plus years experience designing and building quality conductivity, TDS and pH measuring instrumentation.

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™ Benefits:

  • Saves Time
  • Saves Money
  • Ensures Product Quality

TechPro II™ Features:

  • 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

TechPro II™ Specifications:

Display: 4 Digit Liquid Crystal Display
Dimensions: 196 x 68 x 64 mm/7.7 x 2.7 x 2.5 in
Weight: 320 g/11.2 oz.
Case/Cell Material: Valox
Cond/TDS Cell Capacity: 5 ml/0.2 oz.
pH Sensor Well Capacity: 1.2 ml/0.04 oz.
Power: 9V alkaline battery
Battery Life: >100 hours (5000 readings)
Operating/Storage Temperature: 0 – 55°C/32 – 132°F
Protection Ratings: IP67/NEMA 6 WATERPROOF

TechPro II™ Parameters:

Model Conductivity TDS pH TC – 25°C/77°F
TP1: 0 – 9999 µS
10 – 20.00 mS
0 – 9999 ppm
10 – 20.00 ppt
0 – 71°C
32 – 160°F
TPH1: 0 – 9999 µS
10 – 20.00 mS
0 – 9999 ppm
10 – 20.00 ppt
0 – 14 0 – 71°C
32 – 160°F


Model Conductivity/TDS pH Temperature Reading
TP1: ±1% of reading ±0.1°C/F
TPH1: ±1% of reading ±0.02 pH ±0.1°C/F

TechPro II™ Applications:

  • 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!

TechPro™ II Accessories, Replacement items and Solutions:

  • Porta-Kit: This hard protective carry case is a rugged all plastic foam-lined case that includes 2 oz. each pH 4, 7, & 10 Buffers, pH Sensor Storage Solution, and 442-3000 and KCl-7000. Model: PKUU
  • Hard Protective Case: Small protective carry case. Model: UPP
  • Soft Protective Case: Constructed of padded nylon and features a belt clip for hands-free mobility. Models: UCC (Blue), UCCDT (Desert Tan)
  • NIST Standard Solutions & pH Buffers: All Myron L® Instruments are factory calibrated with Standard Solutions of known conductivity/TDS value and (when appropriate) with pH buffer values 4, 7, and 10. These solutions and buffers are traceable to the U.S. Government's National Institute of Standards and Technology. Periodic recalibration with the appropriate Conductivity Standard Solution and pH Buffers will help maintain the accuracy of your instrument.
  • Replacement pH Sensor: Non-refillable KCI gel-filled combination pH sensor featuring a chemical resistant, porous liquid junction. Model: RPG
  • NIST Certification: Certificates are available that confirm NIST traceability. Instrument Certificate: (Order #MC-TP1/MC-TPH1) Standard Solution/pH Buffer Certificate: (Order #SC-XX)

*Note: Both MC instrument certificates and/or SC solution certificates must be specified when placing

Click to order Standard Solutions and Buffers

All Myron L TechPro II Instruments have a Two (2) Year Limited Warranty, excluding the pH sensors, which have a Six (6) Month Limited Warranty. Warranty is limited to the repair or replacement of the TechPro II Instrument only, at our discretion. The Myron L® Company assumes no other responsibility or liability.


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