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Differential Pressure Switch for Humidifiers
Differential Pressure Switch for Humidifiers
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Your Price:
$87.00
Differential Pressure Switch for Humidifiers
Questions about this item? Ask here.
Part Number:
50027910-001
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Description
Questions and Answers
Honeywell 50027910-001 pressure switch senses changes in duct air pressure to confirm air movement. This provides a safeguard that airflow is present during the operation of installed 24vac IAQ equipment such as humidifiers.
Specifications
SPST
: normally open, snap-acting contacts
Pressure setpoint contacts:
change at 0.04 in. W.C.
One common (C), One Normally Open (NO) quick-connect
terminals
Operating Temperature:
-40F to 190F (-40C to 88C)
Pressure Sample Taps
Black positive pressure tap. 1/4 in. outside diameter
Grey negative pressure tap. 1/4 in. outside diameter
Use with 1/4 in. inside diameter tubing (10 ft provided)
Installation Manual
Q:
Will this work to replace the pressure switch on a honeywell he280a whole house humidifier?
Asked by:
shannon
- 11/27/2025
A:
Yes — the Honeywell 50027910-001 differential pressure switch is compatible with any 24vac IAQ equipmen such as your HE280A whole house humidifier.
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Answer provided by:
Ericson (11/28/2025)
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Questions about this item? Ask here.
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