customer-service Help

Test Instruments & Gauges

Get an accurate measurement with precision testing instruments and gauges.

Shop Top Categories

Temperature & Humidity Measuring

Shop every type of thermometer and hygrometer for professional use.

Electrical Testing & Measuring

Find precise, high-quality devices for electrical testing and measurement.

Pressure & Vacuum Measuring

Shop premium pressure and vacuum gauges for fluid power systems and more.

Test & Measurement Products

Shop tools for testing and measuring in a variety of settings.

Gas & Leak Detection Testing

Shop precise detectors for indoor gas leaks, refrigerant leaks, and more.

Process Monitoring

Shop precision instruments and calibrators for a range of applications.

Electronic & Bench Testing

Bench test electronics, appliances, and more with premium tools.

Flow Measuring Instruments

Measure water levels, pressure, and flow with premium instruments.

About Test Instruments & Gauges

Zoro is your single source for test instruments and gauges. Electrical testing and measuring can be done with digital multimeters, pipe and utility locators, and megohmmeters. We have temperature and humidity measuring tools like thermometers and thermal imagers. Shop for pressure gauges and transducers. Maintain safety with gas and leak detection equipment. Turn to us for what you need to diagnose and solve problems before they create hazards or disrupt work.