The Additel Corporation is one of the worlds leading providers of process calibration equipment. They are dedicated to design, manufacturing and delivering the highest quality handheld test tools and portable calibrators for process and calibration. Additel has successfully developed automated pressure calibrators, didgital pressure test gauges, digital pressure calibrators, pressure test & calibration pumps as well as multifunction process calibrators.

PRESSURE CALIBRATORS
ADT761 & ADT760 series Automated Pressure Calibrators
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DIGITAL PRESSURE CALIBRATORS
ADT672 series Digital Pressure Calibrators
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DIGITAL PRESSURE GAUGES
ADT680 & ADT681 series Digital Pressure Gauges
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ADDITEL PRESSURE ACCESSORIES
Pressure hoses / Adapters / Fittings
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