Extech Instruments manufactures handheld test and measurement tools, including thermal imagers, multimeters, and environmental meters for professional and industrial use.
Extech Instruments, a subsidiary of Teledyne FLIR, is a leading manufacturer of handheld test and measurement tools for professionals in electrical, HVAC, construction, and maintenance industries. Founded in 1971, the brand offers a vast portfolio of reliable instruments such as multimeters, clamp meters, moisture meters, sound level meters, and thermal cameras.
Extech is renowned for its rugged, accurate, and affordable diagnostic equipment designed to troubleshoot complex systems and ensure safety and compliance in industrial environments. Whether for predictive maintenance or everyday electrical testing, Extech provides the essential tools required by tradespeople worldwide.
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You can find user manuals for both current and discontinued Extech products on the Teledyne FLIR support website or here on Manuals.plus.
Many Extech instruments require periodic calibration to maintain accuracy. Refer to your specific user manual for calibration procedures, or contact Extech support to arrange for professional calibration services.
Extech products typically carry a warranty of one to three years depending on the model. You can verify the specific warranty coverage for your tool on the Extech/FLIR warranty page.
For many Extech dataloggers and meters, a system reset can be performed by pressing the designated reset button (often located in the battery compartment) or by removing the batteries for at least 10 seconds before reinserting them.