• 1 Chestnut St FL 4H, Nashua, NH 03060, USA

Saying Goodbye to Denise Corbin

Denise has been a critical part of our team over the past 14 years. You may have known her from many different areas here at Colonial Instruments; she was our office manager handling all aspects of accounting, she was the warehouse manager performing all shipping and receiving, master of laser etched tags, and performed various other tasks on a daily basis. Her final day is today, Friday May 17th, 2019. She will be missed.
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Protect Your Gauges from Winter

SOLUTIONS FOR PROTECTING GAUGES DURING WINTER MONTHS A liquid filled case not only protects your gauges from vibration, but can also protect your gauges from extreme outdoor conditions during the winter months.
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Tel-Tru Distributor Announcement

Colonial Instruments, Inc. is pleased to announce that we officially represent Tel-Tru products throughout all six states of New England. Tel-Tru bimetal thermometers are proudly made in the USA in Rochester, NY. Standard delivery on bimetal thermometers are two weeks or less and expedited delivery options are available.
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Isolation Ring Test Bench

Colonial Instruments recently completed development of our new isolation ring (annular diaphragm seal) testing bench. Our standard testing medium is clean Nitrogen. With our new hydraulic press design we can now test iso-rings (annular seals) from ½” to 10” flange sizes without the necessity of bolting and unbolting flanges (we still offer and can test and calibrate 12” and larger sizes using traditional testing methods)
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Electronic Temperature Measurement

DID YOU KNOW THAT TEMPERATURE IS THE MOST MEASURED PROCESS VARIABLE? Temperature measurement in today’s industrial environment encompasses a wide variety of needs and applications
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Protect Your Pressure Instruments from Heat

Excessive exposure to heat can cause your pressure gauges and pressure transmitters to read inaccurately. Most Bourdon tube pressure gauges will exhibit an additional 0.4% error in span for every 18°F above reference conditions (68°F). So if your instrument is running at a temperature of 200°F that’s an additional 3% error in reading added to the manufacturer’s stated accuracy.
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New Temperature Calibration Capabilities

Colonial Instruments, Inc. is excited to announce our new Temperature Calibration Capabilities. Our Metrology Lab utilizes Fluke Primary Reference Standards having  Accuracies of 0.05°C (0.09°F) across a Temperature Range of  -20°C to 300°C (-4°F to 572°F).
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