Aprilaire Water Solenoid 4040

Aprilaire 24 volt water inlet solenoid valve P/N 4040.

Used with Aprilaire humidifier models 220, 224, 440, 558, 568, 600, 768

Genuine Aprilaire parts

Shipping rate for continental United States.  Contact us for rates to other locations.

$116.00

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  • Model: Aprilaire 4040
  • Manufactured by: Aprilaire
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July 14, 2025 by Anthony O. (PA, United States)
“Great selection of parts from all kinds of manufacturers!!! Awesome! First stop when I need parts. Thank you!”
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July 13, 2025 by Tim S. (United States)
“Product arrived in timely fashion and was in good condition.”
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July 12, 2025 by Francis T. (United States)
“Very easy reorder”

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