(800)865-5931 Monday - Friday 8am - 7pm, Saturday 9am - 3pm Central
Free Shipping See Details
No Sales Tax See Details
Actual product may vary from photos.

Aprilaire 4040

Replacement Solenoid for Models 400, 500, 600, 700, 400A, 500A, 600A, 700A, 500M, 600M, and 700M

(5 Reviews)


    • Shipping to Canada

      Canadian tax and shipping fees may be estimated prior to purchasing an item by completing the form below.

      Duties (%): N/A
      Canada Tax (%): N/A
      Brokerage: N/A
      Total taxes: N/A
      Quantity: Postal Code:

Replacement humidifier solenoid for Aprilaire models 220, 224, 400, 440, 550, 550A, 558, 560, 560A, 568, 600, 760, 760A, 768, and 700. This valve operates at 24 volts.

Maintenance instructions are included with product.

In 2002 Alpine Home Air Products became the first company to sell heating, air conditioning and indoor air-quality products online. We have proudly served hundreds of thousands of customers, helping them save time and money by buying their products direct.