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Zefon Anniversary Logo

Welcome to Zefon International

Zefon International is a longstanding partner with air quality experts around the world. With an extensive catalog of high-quality equipment and a commitment to standing behind everything we sell with exceptional customer service, we are your one-stop shop for everything you need to monitor environmental and occupational health and safety conditions.

Shop online for fast delivery anywhere in the United States. For international sales, visit our Dealer Locator page to find a representative in your area.


Why Zefon International?

You have a choice when it comes to buying air sampling equipment. Choose Zefon products and benefit from our:

  • High-quality products: Count on us for defect-free air sampling products that work reliably every time you need them.

  • Extensive selection: We have one of the largest assortments of air sampling products online, with options for all professionals.

  • Competitive pricing: By manufacturing many items in-house and partnering with many great manufactures of other brands, we are able to offer our products at an affordable price that delivers excellent overall value.

  • Fast delivery: Order online and get your purchase shipped out to you in days, not weeks.

  • Great customer service: Our team of experts is available to provide informed advice and no-pressure sales assistance by phone or email.

  • ISO certification: Meeting the ISO 9001:2015 standard for quality management ensures everything that leaves our facility — and every interaction with our customers — meets our high standards.

Explore our website and find out why we're the choice of industrial hygienists, researchers, damage restoration contractors, construction and mining safety workers, and other professionals. Shop Zefon International online, call one of our highly trained sales reps, or visit your local distributor for assistance. You can also download our catalog to learn more about our superior air sampling products.

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