DeFelsko Corporation, a leading U.S. Manufacturer of coating thickness gages and inspection instruments, has been delivering Simple, Durable and Accurate gages since 1965. Family owned and operated in Northern New York, its state of the art facility houses research, development, manufacturing, quality, sales, training and service departments.
At espray, we are committed to offer the best solution to our customers and partners like Defesko are valuable assets in order to built this. We are commited to offer and support all Defelsko products and help our customers deceide what their actual needs are.

Over 50 years, DeFelsko has pioneered many technologies including:

  • the first combination ferrous/non-ferrous gage to automatically recognize the substrate and take a measurement
  • the first hand-held ultrasonic coating thickness gage for non-metal substrates including plastic, wood, and concrete
  • the first fully-interchangeable inspection instrument, featuring compatibility with coating thickness, dew point, surface profile, soluble salt, ultrasonic wall thickness and hardness probes
  • the first ISO-compliant salt contamination measurement method, with no sharps or adhesive
  • the first hand-held, field-ready instrument for 3D-imaging of blasted surfaces and measurement of peak density and other variables

Starting with the mechanical PosiTest FM and GM, DeFelsko has shown a commitment to excellence in manufacturing and after sales support. 

DeFelsko actively participates in several key organizations (SSPC, NACE, ASTM, ISO) to improve and promote the science of coating inspection. DeFelsko is recognized as a premier American manufacturer of quality inspection instruments.

We have one main objective...

Use the latest technological advances combined with over 50 years of experience to manufacture the most Simple, Durable, and Accurate inspection instruments.

The result has been an unparalleled success...

At present, we have over 70 models of coating thickness gages and inspection instruments, used for a wide variety of applications in a broad range of industries - all vastly popular throughout the world.

Our gages are designed for the real world...

With unequaled handling characteristics and easy, trouble-free operation. They are simple to use and employ leading-edge technology. They come complete with a 30-day money-back guarantee.

DeFelsko offers service and expertise...

Our expert technical sales and support team has one goal: to provide a level of service that is above and beyond our customers' greatest expectations. Our staff is ready to provide advice by e-mail or phone. 

DeFelsko Coating Thickness and Inspection Instruments

Coating Thickness

Measure thickness on metal or no-metal substrates

Surface Profile

Μeasure and record peak-to-valley surface

Environmental

Μeasure and record climatic conditions

Salt Contamination

Measure thickness on metal or no-metal substrates

Hardness

Measure Hardness of metals, fiberglass, plastics, and rubbers 

Wall Thickness

Measure wall thickness of the materials such as steel, plastic, and more using ultrasonic technology.

Gloss Meter

Portable gloss measurement for all surface finishes

Pinhole & Holiday Detection

Detecting discontinuities in a coating system including holidays, pinholes, and cracks

Pull-off Adhesion Testers

Measures adhesion of coatings to metal, wood, concrete and other rigid substrates.

Oven Temperature Logger

Measures and records oven temperature profiles

Concrete Moisture Measurement

Measures releative humidity and temprature in concrete floors slabs

Build your own

Select from a variety of gage bodies and probes

PosiTector SmartLink

Wirelessly connects PosiTector probes to your Apple iOS or Android smart devices

PosiSoft Software

Powerful desktop software for downloading, archiving, and reporting measurement data. No internet connection required.

Verification Standards

Ideal for verifying the accuracy and operation of DeFelsko instruments 

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