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Ermenrich
Ermenrich NG40 combustible gas leak detector with flexible probe
Delivery in 7–15 business days
93.70 €
Testers and Detectors
5 products
Testers and detectors include water pH and TDS/EC meters, battery testers and digital multimeters, with brands such as Habotest, Noyafa and Bosch represented. These instruments suit household checks, swimming pool maintenance and technical tasks. Choose according to the parameter you need to measure, the supported measurement range and how the result is displayed.
New
Ermenrich
Ermenrich Ping SM70 stud and wire detector, black/purple
Delivery in 7–15 business days
71.10 €
New
Ermenrich
Ermenrich Ping SM90 3-in-1 Stud Detector with Laser Tape Measure, Black/Purple
Delivery in 7–15 business days
103.70 €
New
Ermenrich
Ermenrich Seek TV50 thermal camera, -20 to +400 °C, black/purple
Delivery in 7–15 business days
184.50 €
New
Testers and detectors cover water testing, battery checks, electrical measurements and checks on specific liquids. Available types include pH meters, litmus paper, TDS/EC meters, swimming pool pH and chlorine testers, battery testers, digital multimeters, alcoholometers and brake fluid testers. Brands represented include Habotest, Hismart, THERMAL MASTER, Noyafa, Ermenrich, Tuya, Bosch and Maclean. Each instrument type addresses a particular measurement task.
How to choose testers and detectors
Start with the parameter you need to check: water pH, conductivity, chlorine, battery voltage or another measurement. Compare the stated measurement range, supported battery formats and display method. Check the exact model's functions before choosing, as similar product names do not necessarily mean the same capabilities. A digital display, an analogue scale and colour-changing test paper also provide different ways to read a result.
- Water pH meters and litmus paper: These check acidity or alkalinity. Electronic meters and paper strips differ in how the result is obtained and read.
- TDS/EC meters: These provide readings related to dissolved solids and electrical conductivity. Identify which parameter the instrument displays when comparing options.
- Swimming pool water testers: Combined pH and chlorine testers cover these two pool water parameters for maintenance checks.
- Battery testers: These check batteries and rechargeable batteries. Supported battery formats and voltages vary between devices.
- Digital multimeters: These perform electrical measurements within their stated functions. Voltage testing requires the appropriate setting and measurement range.
- Liquid testing instruments: Alcoholometers measure alcohol strength, while brake fluid testers serve a separate vehicle maintenance task.
Household water checks, pool maintenance and electrical work call for different instruments. Narrowing the choice by intended use, measured parameter and readout style helps match a tester to the task.
Frequently Asked Questions
What is the difference between a pH meter and a TDS/EC meter?
A pH meter measures water acidity or alkalinity. A TDS/EC meter provides readings related to dissolved solids or electrical conductivity, so the instruments measure different parameters.
How do I choose a battery tester?
A battery tester must support the battery format and voltage you want to check. Options include testers for AA, AAA and 9V batteries, with supported formats varying by device.
Which tester is suitable for swimming pool water?
A swimming pool pH and chlorine tester checks these two water parameters. A standalone pH meter measures pH; chlorine measurement must be explicitly listed among the device's functions.
How does a digital multimeter differ from a battery tester?
A battery tester is intended for checking batteries and rechargeable batteries. A digital multimeter performs electrical measurements, such as voltage testing, according to its available settings.
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