Accredited Calibration in Oxnard, CA

ISO/IEC 17025 accredited calibration and repair for dimensional, electrical, mechanical, and RF equipment. Nationwide mail-in calibration, or on-site service throughout Ventura County, Santa Barbara County, the Santa Clarita Valley, and Los Angeles.

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ISO/IEC 17025 Accredited

At QSI we take calibration seriously—that’s why we're ISO/IEC 17025 accredited. This accreditation demonstrates our commitment to precision measurement, rigorous quality control, and industry-leading expertise.

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Dimensional & Gage Calibration

Plates, Gages, Micrometers, Calipers, Crimpers, Hardness Testers, Optical Comparators, Thread Rings [more]

Electrical Calibration

Power Meters, Power Amplifiers, Oscilloscope Probes, Voltmeters, Ammeters, AC/DC Hipot [more]

Force & Load Cell Calibration

Tension Meters, Dynamometers, Force Gages, Hanging Scales, Load Cells, Strain Gages, Wire Pull Testers [more]

Mass & Scale Calibration

Scales, Balances, Weights, Car Scales [more]

Pressure Gauge Calibration

Differential Pressure, Pressure Gauges, Pressure Transducers, Vacuum Gauges, Barometers [more]

RF & Microwave Calibration

Power Meters, Probes, Spectrum Analyzers, Signal Generators, Oscilloscopes, Power Sensors, RF Counters, Filters [more]

Temperature & Humidity Calibration

Environmental Chambers, Ovens, Freezers, Thermometers, Thermocouples, Hygrothermographs, Conductivity Meters [more]

Time, Frequency and Accelerometer Calibration

Time, Frequency & Accelerometer Calibration

Frequency Counters, Microwave Counters, Linear Counters, Single Accelerometers, Triax Accelerometers [more]

Torque Calibration

Torque Wrenches, Torque Watches, Torque Drivers, Torque Analyzers [more]

Powered By Accredited Labs

As part of the Accredited Labs network, we bring you industry-leading calibration services backed by ISO/IEC 17025 accreditation, advanced technology, and a commitment to precision.

Customer-Centered Service

We prioritize clear communication, consistency, and reliability—ensuring your equipment is calibrated accurately, on time, and with minimal disruption to your operations.

Tailored Solutions for Your Industry

Our expert team takes the time to understand your unique calibration needs, providing customized support to keep you compliant and performing at your best.