• H.H. Barnum Company | Controls for Factory Automation

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Sensors & Switches

Positive Pressure Sensors

SMC offers a range of pressure monitoring devices to meet the diverse appli...

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Vacuum/Compound Pressure Sensors

SMC offers a range of vacuum monitoring devices to meet the diverse applica...

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Flow Switches

A digital flow switch is mounted directly inline with your machine or works...

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Auto Switches

SMC offers a variety of auto switches for actuators and air grippers.  ...

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Electronic Regulators

Electro pneumatic air regulators control air/vacuum pressure steplessly in ...

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About H.H. Barnum

Headquartered in Brighton, Michigan with stocking offices in Cleveland, Ohio and Grand Rapids, Michigan, H.H.Barnum is the leader in products, solutions and controls for factory automation.

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