Description
The Robertshaw 2374 Series adjustable air sensing switches are designed to replace a wide variety of air sensing switches found in residential and light commercial applications including furnaces, electronic air cleaners and humidifiers. Two models are currently available with adjustable ranges. Both models are provided with an SPDT switch that can be actuated by positive or negative pressure or by pressure differential. Highly accurate, these switches are practically insensitive to temperature change with an operating temperature range of -40 to 190 deg F. Each switch includes mounting hardware and an adjustment tool for easy installation and calibration.
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