Teledyne API

Truly, continuous and real-time
PM mass measurements

US EPA-Approved Model T640 PM Mass Monitor

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Fast, sensitive, and reliable
hydrocarbon gas measurements

Combining measurement accuracy and instrument simplicity –
the Model N901 THC-CH₄-NMHC Analyzer

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Personalization at your fingertips
with NumaView™ Software

Designed for today,
prepared for tomorrow.

US EPA-approved N Series gas instruments for ambient
regulatory air monitoring applications

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Teledyne CCPA Notification

This website and the products and services offered through this website are all directed to business users and not to individual consumers seeking products or services for personal or household use. If you are an individual consumer seeking products or services for personal or household use, you are not authorized to use the website or to purchase our products or services.

Who We Are

Teledyne API, a business unit of Teledyne Technologies Incorporated (NYSE:TDY), is a global market leader in air quality and process gas monitoring instrumentation headquartered in San Diego, California, USA.