TPI is known to many professionals as the “Safe and Green Instrument Company.” Our safety green meters are easy to identify and synonymous with value and safety. Most of our products are listed to US and Canadian standards (cULus) and come with a 3-year no-dispute warranty. TPI's product line includes digital multimeters, clamp-on digital testers, thermometers, oscilloscopes, connector kits, test lead kits and accessories, gas analyzers, handheld oscilloscopes and BNC cables. We provide supporting materials and set up repair centers at each location.