Best selling products

The 44550 is a pen style humidity and temperature meter. Featuring a dual LCD for simultaneous display of relative humidity and Temperature (°C/°F ...

Extech's 461920 is a tachometer for RPM measurements. Make safe, non-contact RPM measurements (2 to 99,999 RPM) of rotating objects by pointing the...

475040 is a Digital Force Gauge with a 5 digit LCD display and peak hold. Exclusive load cell measurement transducer. Over range, low battery and a...

The Extech EX800 ExStik 3-In-1 Kit includes the CL200 meter and pH electrode, reagent tablets (50 tests), four plastic cups, a weighted stand, pH b...

Simultaneous display of Conductivity or TDS with Temperature Three ranges for Conductivity and TDS plus adjustable Temperature compensation facto...

The EN100 is a Compact Hygro-Thermo-Anemometer with Light Sensor. 11-in-1 Environmental Meter for indoor and outdoor conditions. Built in light sen...

The HD450 Light Meter measures from 0 to 40,000Fc and 0 to 400kLux with a 0.01Fc/0.1Lux resolution. Features: 5% accuracy, Peak mode (10µs), Relati...

This HW30 multi-function stopwatch displays a digital up/down timer, temperature, humidity and heat index. The heat index measurement shows how hot...

The LT40 LED light meter is useful for measuring and optimizing environmental light levels in a wide range of environments, including office buildi...

10pH buffer solution Comes in convenient pint size plastic bottles

4pH buffer solution Comes in convenient pint size plastic bottles

7pH buffer solution Comes in convenient pint size plastic bottles

The Extech TL803 Standard Test Leads have protective tip covers for safety during storage. Standard replacement test leads with shrouded banana con...

Hioki Insulation Resistance Testers or Megohmmeters feature all-in-one designs including built-in rugged cases and test lead storage compartments. ...

Whether you're pouring concrete, balancing HVAC systems, or monitoring jobsite conditions, the Kestrel 5200 Professional Environmental Meter takes ...

Loaded with features, this economically priced hardness tester is capable of measuring the surface hardness of a broad variety of metals on flat an...

SDM3045X is a 4½ digit digital (66,000 count) multimeter incorporating a dual-display and is especially well suited for the needs of high-precision...

Check CO levels up to 999ppm with the push of a button using Model CO15. An audible alarm indicator will continuously beep starting at 25ppm (prese...

The PHT-5100 is a digital Barcol Impressor hardness tester that is easy to use and ideal for measuring hardness of soft metals and other similar ma...

Extech’s STW515 is a digital stopwatch and clock. This stopwatch features a 12 or 24 hour clock format and programmable alarm with hourly chime. It...

The testo 410-1 vane anemometer is impressive thanks to its practical pocket size and is ideal for fast check measurements. With a measuring range ...

The testo 104 waterproof food probe thermometer comes with a wide range of features including a strong foldable form factor, a rubber-coated anti-s...

If your professional work involves food or pharmaceutical products, you know that the storage temperature of your goods should not exceed specific ...

Use the robust, 1000mm long Pitot tube with a diameter of 7mm for measuring flow velocity (in combination with a compatible measuring instrument/pr...