Handheld pH Meters

GAO Tek’s Handheld pH meters are portable devices designed to measure the acidity or alkalinity of solutions in various settings, including laboratories, production areas, and the field. Unlike larger, benchtop pH meters, handheld pH meters are lightweight and easy to carry. Some key features and benefits of our handheld pH meters include portability, convenience, versatility, real-time monitoring, and quick response.
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Showing 1–24 of 34 results

GAOTek Chlorine Controller PH Meter 

SKU: GAOTek-HPM-227
GAOTek Chlorine Controller pH Meter adopts methods of spectrophotometry, which support wavelengths of 420 nm, 470 nm, 520 nm, and 620 nm, and can support multiple parameter detection.

GAOTek Digital Multifunction pH Meter

SKU: GAOTek-HPM-270
This digital multifunction pH meter has a pH range of -2 pH to 19.99 pH, a pH resolution of 0.1 pH or 0.01 pH, and a pH accuracy of ±0.02 pH.

GAOTek Electrode Probe Sensor

SKU: GAOTek-HPM-206
The Electrode Probe Sensor has a measuring range of -2.00 pH to 16.00 pH, -1999 mV to 1999 mV, a resolution of 0.01 pH, and 1 mV and two alarm relays.

GAOTek Handheld Online Ph Meter

SKU: GAOTek-HPM-204
This Handheld Online Ph Meter has an mV range of -2000.0 mV to 2000.0 mV, power range of 100 V to 240 V, and a -2.00 pH to 20.00 pH range.

GAOTek Handheld pH Meter

SKU: GAOTek-PHM-135
GAOTek handheld pH meter adopts a large LCD display that displays values in real-time. Up to 4 water quality sensors can be connected to measure various elements.

GAOTek Handheld PH Meter

SKU: GAOTek-HPM-203
AOTek handheld pH meter includes the relative and absolute millivolt measurement modes.

GAOTek Handheld pH meter with multi-reading feature

SKU: GAOTek-PHM-110
GAOTek Handheld pH Meter is a portable pH meter designed for laboratory use.

GAOTek Lab Portable pH Meter

SKU: GAOTek-PHM-136
This Lab Portable pH Meter has the pH ranging from -2 pH to 20 pH, a temperature range of 32 °F to 221 °F (0 °C to 105 °C), and an auto power-off.

GAOTek Marine Operations pH Meter

SKU: GAOTek-PHM-169
This Marine Operations pH Meter has a temperature range of 32 °F to 140 °F, a 12 V DC power supply, and a stainless-steel material.

GAOTek Multiparameter PH Meter

SKU: GAOTek-HPM-208
GAOTek Multiparameter PH Meter contains 8 measurement modes.

GAOTek Online PH Sensor

SKU: GAOTek-HPM-211
GAOTek Online PH Sensor is used in environmental water quality monitoring, acid or alkali or salt solutions, chemical reaction processes, and industrial production processes.

GAOTek Pen Portable pH Meter

SKU: GAOTek-HPM-264
This pen portable pH meter has a resolution of 0.1 pH, a stability of ±0.1 pH, a temperature range of 32 ℉ to 140 ℉, and accuracy of ±0.1 pH.

GAOTek Pen Temperature Water PH Meter

SKU: GAOTek-HPM-228
This pen temperature water pH meter has a measuring range of 0 pH to 14 pH, an accuracy of 0.01 pH, LCD display, and a temperature of 32 ℉ to 122 ℉.

GAOTek PH ORP Temp Portable Digital PH Meter

SKU: GAOTek-PHM-105
GAOTek pH ORP Temp Portable Meter is a laboratory-grade digital pH meter designed for accurate and reliable pH, ORP (Oxidation-Reduction Potential), and temperature measurements.

GAOTek PH Sensor

SKU: GAOTek-HPM-209
GAOTek PH Sensor is the Nernst equation. The electrode used in the potential analysis method is called the primary battery.

GAOTek Portable Conductivity pH Meter

SKU: GAOTek-HPM-262
This portable conductivity pH meter has a pH testing range of –2 pH to 19.99 pH, a working ambient humidity of ≤85%, and a resolution of 2 mV.

GAOTek Portable digital pH Meter for Food and Milk

SKU: GAOTek-PHM-107
GAOTek pH Meter for Food and Milk is a digital pH meter specifically designed for the accurate measurement of pH levels in food and milk products.

GAOTek Portable Handheld Online Ph Meter

SKU: GAOTek-HPM-205
This Portable Handheld Online Ph Meter has an mV range of -2000.0 mV to 2000.0 mV, power of 100 V to 240 V and a -2.00 pH to 20.00 pH range.

GAOTek Portable Handheld Ph Meter

SKU: GAOTek-HPM-202
This Portable Handheld Ph Meter has an accuracy of ± 0.03 pH, measuring range of -0.00 pH to 14.00 pH and a -1400.0 mV to 1400.0 mV of mV range.

GAOTek Portable PH Digital Alcalinity Tester

SKU: GAOTek-PHM-102
GAOTek Portable pH Digital Alkalinity Tester is a compact and reliable instrument designed for measuring pH and alkalinity levels in liquids.

GAOTek Portable pH Meter

SKU: GAOTek-PHM-139
This Portable PH Meter has the pH ranging from 0.00 pH to 14.00 pH, a temperature range of 32 °F to 212 °F, and Powered by AAA Alkaline batteries.

GAOTek Portable PH Meter

SKU: GAOTek-HPM-210
The meter is suitable for measuring the pH, ORP, ion, conductivity, TDS, salinity, resistivity and dissolved oxygen.

GAOTek Portable PH Meter

SKU: GAOTek-PHM-137
GAOTek Portable pH meter also been called as Water Testing Device or Water Quality Testing Device, it’s the device that measure the value of pH, Cond.

GAOTek Portable PH meter

SKU: GAOTek-PHM-134
GAOTek portable pH meter has more advantages in various fields such as wastewater, aquaculture, and fermentation, etc.