When it comes to Test Instruments, you can count on Grainger. Supplies and solutions for every industry, plus easy ordering, fast delivery and 24/7 customer support.

Make energy system maintenance and troubleshooting easier with precision instruments. Shop Grainger for the electrical power testing instruments you need.

When it comes to Electronic Bench Testing, you can count on Grainger. Supplies and solutions for every industry, plus easy ordering, fast delivery and 24/7 customer support.

Network testing instruments evaluate cables and wires to ensure they can support the speed required for network applications. These handheld instruments locate LAN hubs and switches, pinpoint …

Air movement and quality testing equipment measures the speed of air moving through an HVAC system and analyzes its composition to verify conditions are safe for occupants.

Thickness testing equipment measures the thickness of coatings applied to a base material using sound, magnetism, and direct resistance probing.

Indoor air quality testing equipment analyzes interior air and provides measurements for various factors that affect indoor air quality.

Copper cable testing instruments evaluate voice, data, audio-video, and Ethernet cables and connectors for problems such as continuity, opens, shorts, and miswired installations. These portable …

Combustion analyzers measure the various factors of a combustion exhaust stream and provide a visual readout of the levels of different compounds, chemicals, and other factors such as temperature. This …

When it comes to Fiber Optic Cable Testing Instruments, you can count on Grainger. Supplies and solutions for every industry, plus easy ordering, fast delivery and 24/7 customer support.