Brand new air pressure sensing switch kit, RSS495011, 2374-495.
Adjustable Air Sensing Switch is designed to replace a wide variety of air-sensing switches found in residential and light commercial applications including - furnaces, electronic air cleaners and humidifiers. Adjustable range of .2" W.C. to 1.0" W.C. SPDT switch that can be actuated by positive or negative pressure, or by pressure differential. Highly accurate, this switch is practically insensitive to temperature change with an operating temperature range of ?40°F to 190°F (?40° to 88°C). They are U.L. and C.S.A. approved for aftermarket applications. Each switch is provided with mounting hardware and an adjustment tool for easy installation and calibration.
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