Driven to become the leading independent manufacturer and supplier of low-cost, high-performance test equipment, TPI is beloved by engineers, technicians, and contractors for offering the latest technology at the most affordable prices.

Since 1997 TPI has combined innovation, performance, and high value to develop an array of effective and economical vibration, combustion, pressure (manometers), temperature, combustible gas, IAQ, and clamp meters, as well as digital multimeters, and a range of accessories.

A global company, TPI is headquartered in “Silicon Forest”, Beaverton, Oregon with wholly-owned subsidiaries in the UK and Canada.

Please browse our comprehensive selection of TPI products.

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