In high-stakes industries like aerospace, automotive, and manufacturing, even a minor measurement drift can lead to significant safety risks or costly production downtime. Micro Precision Calibration is a leading service provider dedicated to ensuring your Extech equipment remains accurate, reliable, and compliant with international standards.

We provide world-class metrology solutions backed by decades of experience. Our technicians understand that Extech instruments are the workhorses of your facility, and we treat every device with the technical rigor it deserves.

Fill out our Extech calibration service request form

Why Extech Calibration and Repair Are Critical

Extech instruments are renowned for their durability, but environmental factors, frequent use, and component aging can cause “measurement drift.” Regular calibration is not just a regulatory requirement; it is a vital part of your quality control process.

Our services help you:

  • Maintain Compliance: Meet ISO, ANSI, and industry-specific audit requirements.
  • Reduce downtime and waste: Avoid the high costs of rework caused by inaccurate data.
  • Extend Equipment Life: Our expert repair services can restore aging or damaged Extech tools, often proving more cost-effective than replacement.

Comprehensive Extech Service Capabilities

We offer a full suite of calibration services for a wide variety of Extech products. Whether you are using handheld meters or complex benchtop systems, we have the standards and expertise to verify their performance.

Electrical & Electronic Testing
  • Multimeters & Clamp Meters: High-accuracy verification of voltage, current, and resistance.
  • Oscilloscopes & Scope Meters: Timing and waveform analysis.
  • Insulation & Ground Resistance Testers: Safety and continuity verification.
  • Power Supplies: Load and voltage stability testing.
Environmental & Mechanical Measurement
  • Thermometers & Hygrometers: Infrared (IR), thermocouple, and humidity sensor calibration.
  • Airflow & Light Meters: Anemometers and lux meters for HVAC and safety audits.
  • Sound Level Meters: Precise acoustic verification for environmental compliance.
  • Pressure & Force Gauges: Accurate readings for pneumatic and mechanical systems.

Calibration Service Levels Offered

Type of Service Traceable Traceable with Data Accredited (ISO:IEC 17025:2017, Z540.3)
Calibrated to manufacturers specifications traceable to SI Units      
ISO 9000 Compliant      
Calibration certificates, data, maintained on secure web based tool (CDM)      
Detailed calibration certificates and calibration stickers      
Instrument adjustment (if found out of tolerance)      
ANSI/NCSL Z540-1 compliant    
Calibration Data    
Logo from Accreditation body, Expanded Measurement Uncertainty  
ANSI/NCSL Z540.3 compliant  

Flexible Service Models to Match Your Workflow

We understand that your equipment is essential to your daily operations. To minimize disruption, we offer flexible delivery options:

  • On-Site Calibration: Our mobile specialists bring the lab to you. We perform calibrations directly at your facility, allowing for immediate turnaround and zero shipping downtime.
  • In-Lab Service: For highly specialized or complex calibrations, our state-of-the-art metrology laboratories provide a controlled environment for maximum precision.
  • Customized Programs: We don’t believe in “one size fits all.” We can tailor a calibration schedule and protocol based on your specific usage frequency and internal quality requirements.

Quality Assurance & Industry Accreditations

At Micro Precision, quality is the foundation of our business. Our global network of laboratories is ISO/IEC 17025:2017 accredited, ensuring that our processes, equipment, and staff meet the highest international benchmarks.

All calibrations are traceable to the National Institute of Standards and Technology (NIST) or other national metrology institutes. Every service includes a comprehensive Certificate of Calibration, providing the “As Found” and “As Left” data you need for audit readiness.

Partner with the Experts

Don’t leave your measurement accuracy to chance. Micro Precision Calibration provides the expertise, speed, and documentation necessary to keep your Extech instruments performing at their peak.

Ready to ensure the accuracy of your equipment? Request a Quote Today or contact our team to discuss your specific calibration needs.

Please complete our quick Extech  equipment calibration & repair service request form, and a Micro Precision representative will reach out to you same-day during office hours, or within one business day after office hours. (Mon – Friday 8AM – 4PM PST)

Description Manufacturer Model
Extech 44577C Temperature Indicator - RH/Temp, CExtech44577C
Extech - 50 - 300 Bimetallic ThermometerExtech-50-300
Extech -350 Bimetallic Thermometer -50-300Extech350
Extech -70 to 1370 deg C Digital ThermometerExtech-70 to 1370 deg C
Extech 120000 pH MeterExtech120000
Extech 120505 PH Meter - OysterExtech120505
Extech 120630 pH/mV/Temp Meter/CalibratorExtech120630
Extech 120635 pH/mV/Temp Meter/Calibrator KitExtech120635
Extech 120640 pH/mV/Temperature MeterExtech120640
Extech 120645 pH/mV/Temperature MeterExtech120645
Extech 1500-F Digital ThermometerExtech1500-F
Extech 160330 Counting Scale - 12-30lbExtech160330
Extech 1933 Daily Check Box / ResistorExtech1933
EXTECH 1M920 TACHOMETER DIGITALExtech1M920
EXTECH 285 Tru RMS MultimeterExtech285
EXTECH 308278 MultimeterExtech308278
EXTECH 321695 pH/Conductivity/Temp MeterExtech321695
Extech 321990 Benchtop pH/mV/Temp MeterExtech321990
Extech 321999 pH ScannerExtech321999
Extech 322695 pH/Conductivity/Temp MeterExtech322695
Extech 323695 pH/Conductivity/Temp MeterExtech323695
Extech 324695 pH/Conductivity/Temp MeterExtech324695
Extech 32M100 Panel MeterExtech32M100
Extech 32M150 Panel MeterExtech32M150
Extech 32M20 DIN TmperatureExtech32M20
Extech 340350P pH/Conductivity Plus TDR MeterExtech340350P
Extech 341250 Conductivity Meter KitExtech341250
Extech 341350 pH - Conductivity - TDS MeterExtech341350
Extech 341350P pH/Conductivity with TDS Meter and Polymer CellExtech341350P
Extech 34135A pH - Conductivity - TDS MeterExtech34135A
Extech 341450 pH Conductivity Temp KitExtech341450
Extech 341450P pH Conductivity Temp KitExtech341450P
Extech 34145A pH Conductivity Temp MeterExtech34145A
Extech 341655 Conductivity Temperature KitExtech341655
Extech 341655P Conductivity Temperature KitExtech341655P
Extech 345040 High Ranger ViscotesterExtech345040
Extech 365510 StopwatchExtech365510
Extech 365515 StopwatchExtech365515
Extech 365516 StopwatchExtech365516
Extech 365528 StopwatchExtech365528
Extech 365530 StopwatchExtech365530
Extech 365535 StopwatchExtech365535
Extech 365545 TimerExtech365545
Extech 37-19820/1 Clamp-on MeterExtech37-19820/1
Extech 37802-00 Thermohygrometer,DigitalExtech37802-00
Extech 380111 DMM/Phase IndicatorExtech380111
Extech 380122 DVMExtech380122
Extech 380123 Capacitance MeterExtech380123
Extech 380153 LCR MeterExtech380153
Extech 380165 MultimeterExtech380165
Extech 380166 MultimeterExtech380166
Extech 380190 DVMExtech380190
Extech 380193 Passive Component LCR MeterExtech380193
Extech 380196 MultimeterExtech380196
Extech 380198 MultimeterExtech380198
Extech 380201 Premium Insulation TesterExtech380201
Extech 380222 MultimeterExtech380222
Extech 380224 MultimeterExtech380224
Extech 380245 MULTIMETERExtech380245
Extech 380250-K Humidity/Temp/DMMExtech380250-K
Extech 380250T True RMS DMM w/3 Input K AdaptorExtech380250T
Extech 380260 Megohmmeter, DigitalExtech380260
Extech 380262 DMMExtech380262
Extech 380278 MultimeterExtech380278
Extech 380280 MultimeterExtech380280
Extech 380289 MULTIMETERExtech380289
Extech 380301 Insulation TesterExtech380301
Extech 380320 Analog Insulation Tester / Manual Ranging Insulation Tester with 250V, 500V, and 1000V Test VoltagesExtech380320
Extech 380353 MeggerExtech380353
Extech 380360 Insulation Tester/MegohmmeterExtech380360
Extech 380400 Resistor,DecadeExtech380400
Extech 380460 Milliohmmeter - 200mOhm-2kOhmExtech380460
Extech 380501 MULTIMETERExtech380501
Extech 380505 MultimeterExtech380505
Extech 380551 MultimeterExtech380551
Extech 380560 Milliohmmeter - 20mOhm-20kOhmExtech380560
Extech 380562 Precision Milliohmmeter 220VExtech380562
Extech 380602 Mini DMMExtech380602
Extech 380609 POWER CLAMPMETERExtech380609
Extech 380620 Economy Insulation TesterExtech380620
Extech 380652 Clamp-on MeterExtech380652
Extech 380654 Leakage TesterExtech380654
Extech 380660 Watt Meter/MultimeterExtech380660
Extech 380761 Multimeter - 3 1/2 Digit - 9 FunctionExtech380761
Extech 380763 MultimeterExtech380763
EXTECH 380771 MULTIMETERExtech380771
Extech 380778 MultimeterExtech380778
Extech 380800 Multi-function Capacitance MultimeterExtech380800
Extech 380801 Data Logger / True RMS Appliance Tester/Power AnalyzerExtech380801
Extech 380803 Power AnalyzerExtech380803
Extech 380820 Universal Power Source/AnalyzerExtech380820
Extech 380911 Clamp-on MeterExtech380911
Extech 380912 Clamp-on MeterExtech380912
Extech 380913 Clampmeter AC/DCExtech380913
Extech 380915 Clamp MeterExtech380915
Extech 38091C Clamp-on MeterExtech38091C
Extech 38091F Clampmeter AC/DCExtech38091F
Extech 380920 Digital Voltmeter DVMExtech380920
Extech 380922 Clamp-on MeterExtech380922
Extech 380923 ClampmeterExtech380923