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Extech Manuals & User Guides

Extech Instruments is a leading manufacturer of handheld test and measurement tools, including multimeters, clamp meters, thermometers, and environmental testers.

Tip: include the full model number printed on your Extech label for the best match.

Extech Support

Official site: https://www.extech.com
General support: https://support.flir.com
Warranty & registration: Warranty info · Register a product
Support phone: +1 781-890-7440 — Monday–Friday, 9:00 AM – 5:00 PM EST
Support email: support@extech.com
Contact form: Contact manufacturer support

Extech manuals

Latest manuals from manuals+ curated for this brand.

EXTECH Desktop Indoor Air Quality Monitor User Manual

July 1, 2021

EXTECH Desktop Indoor Air Quality Monitor Introduction Congratulations on your purchase of this Extech Meter. The Carbon Dioxide (CO2) Monitor is designed for air quality control and health control by…

EXTECH Waterproof, Dual Laser IR Thermometer Alarm User Manual

June 22, 2021

EXTECH Waterproof, Dual Laser IR Thermometer Alarm Introduction Thank you for selecting the Extech IR320 IR Thermometer. The IR320 is a professional non-contact infrared thermometer that measures surface temperature from…

EXTECH Pinless Moisture Meter User Manual

June 17, 2021

EXTECH Pinless Moisture Meter User Manual Introduction Thank you for selecting the Extech MO57 Pinless Moisture Meter. The MO57 employs a nondestructive spherical sensor that safely glides over surfaces to…

EXTECH Earth Ground Resistance Tester Kit User Manual

June 15, 2021

User Manual Earth Ground Resistance Tester Kit Model 382252 Additional User Manual Translations available at www.extech.com Introduction Congratulations on your purchase of the Extech 382252 Earth Ground Resistance Tester Kit.…

EXTECH Digital Sound Level Meter User Manual

June 13, 2021

EXTECH Digital Sound Level Meter User Manual Additional User Manual Translations available at www.extech.com Introduction Congratulations on your purchase of the Extech 407750. This device measures sound level in dB…

EXTECH Single Output Laboratory Grade Switching DC Power Supply User Manual

June 8, 2021

EXTECH Single Output Laboratory Grade Switching DC Power Supply www.extech.com Introduction Congratulations on your purchase of the Extech 382275 (120V) or 382276 (230V) Single Output Laboratory Grade DC Power Supply.…

EXTECH Tone Generator and Amplifier Probe User Manual

June 1, 2021

EXTECH Tone Generator and Amplifier Probe Introduction Congratulations on your purchase of Extech's Model 40180. This tone generator and amplifier probe set is used to quickly trace and identify cables…

EXTECH High Voltage Detector User Manual

June 1, 2021

User Manual High Voltage Detector MODEL DV690 Introduction Product Overview The Extech High Voltage Detector, Model DV690, senses the presence of AC voltage and alerts you (audibly and visibly) when…

EXTECH Switching DC Power Supply Switching DC Power Supply User Manual

May 25, 2021

EXTECH® Model 382275 (120V) / 382276 (230V) User Manual Single Output Laboratory Grade Switching DC Power Supply Introduction Congratulations on your purchase of the Extech 382275 (120V) or 382276 (230V)…

EXTECH Waterproof Palm pH Meter User Manual

May 25, 2021

Waterproof Palm pH Meter Introduction Congratulations on your purchase of the Extech PH220 waterproof pH/mV meter. This microprocessor-based device with tactile push-buttons is battery operated and ideal for field use.…