Service & Support

Extech Instruments Corporation is committed to complete customer satisfaction by providing innovative quality products, value and service. We strive to provide a stimulating work environment for our employees and establish measurable quality objectives that are reviewed for suitability and continuous improvement.


Frequently asked questions (and their answers) about Extech Instruments products.

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Technical Support

Experienced applications engineers assist you in selecting the best product for the job. Their support continues after an instrument is purchased and as application needs change.

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Software Downloads

Download the latest software for your instruments and register for software updates.

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Calibration Laboratory

A well equipped calibration lab with skilled technicians provides Certificates of Traceability to NIST standards for just about every Extech product.

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Repair Services

A full service and repair team, staffed by experts in Extech products, provide quality warranty and non-warranty repair.

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Product Warranties

Extech products are covered by a limited warranty against defects in materials and workmanship from the date of purchase.

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