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Bypass & Power-Fan Humidifier Accessories and Parts
LEARNING CENTER
for Indoor Air-Quality Products
Bypass & Power-Fan Humidifier Accessories and Parts Composite

Here you can find replacement parts and accessories for Honeywell and Aprilaire Humidifiers. Click here to see the Aprilaire Replacement Parts List to find the item you need!

Quickly find products that meet your needs

ALL PRODUCTS FROM THIS CATEGORY
InLine Strainer (4004) Aprilaire 4004
In Line Strainer for Models 350, 360, 400, 500, 600, 700, 400A, 500A, 600A, 700A, 500M, 600M, and 700M
$ 4.99

Product includes:
  • Premium Guarantee

  • Solenoid Valve (110_112) Aprilaire 4005
    Replacement Solenoid Valve for Aprilaire Humidifier Models 110 and 112
    $ 68.99

    Product includes:
  • Premium Guarantee

  • Product Image Aprilaire 4010
    110 Volt to 24 Volt Transformer
    $ 40.99

    Product includes:
  • Premium Guarantee

  • Water Solenoid Valve (Mo. 4040) Aprilaire 4040   popular
    Replacement Solenoid for Models 400, 500, 600, 700, 400A, 500A, 600A, 700A, 500M, 600M, and 700M
    $ 55.99

    Product includes:
  • Premium Guarantee

  • Float Valve Assembly Aprilaire 4087
    Replacement Float Valve Assembly for Models 440, 445, 445A and 448
    $ 80.99

    Product includes:
  • Premium Guarantee

  • Scale Control Insert (4181)-Front Angle Aprilaire 4181
    Replacement Scale Control Insert for Models 350 and 360
    $ 26.99

    Product includes:
  • Premium Guarantee

  • Nozzle Aprilaire 4184
    Replacement Nozzle for Models 350, 360, 550, 558, 560, 560A and 568
    $ 9.99

    Product includes:
  • Premium Guarantee

  • Solenoid-Replacement Aprilaire 4191
    Replacement Humidifier Solenoid for Models 350 and 360
    $ 70.99

    Product includes:
  • Premium Guarantee

  • Scale Control Insert (4217)- Front Angle Aprilaire 4217
    Scale Control Insert for Model 500
    $ 25.99

    Product includes:
  • Premium Guarantee

  • Water Distribution Tray-Front Aprilaire 4218
    Replacement Water Distribution Tray for Models 558, 550, and 500
    $ 25.99

    Product includes:
  • Premium Guarantee

  • Drain Spud (4223) Aprilaire 4223
    Replacement Drain Spud for Models 500, 600, 500A, 600A, 500M, and 600M
    $ 10.99

    Product includes:
  • Premium Guarantee

  • Plastic Tube and Nozzle (4235) Aprilaire 4226
    Feed Tube w/ Compression Sleeve for Model 500
    $ 22.99

    Product includes:
  • Premium Guarantee

  • Plastic Tube and Nozzle (4235) Aprilaire 4235
    Replacement Feed Tube and Nozzle for Models 700, 700A, and 700M
    $ 21.99

    Product includes:
  • Premium Guarantee

  • Scale Control Insert (Mo.700) Aprilaire 4236
    Scale Control Insert for Models 700, 700A, and 700M
    $ 24.99

    Product includes:
  • Premium Guarantee

  • Motor for model 700 - Front Aprilaire 4237
    Replacement Motor for Models 760, 760A, 768 and 700
    $ 95.99

    Product includes:
  • Premium Guarantee

  • Circuit Board- Main Photo Aprilaire 4238
    Replacement Circuit Board for Models 700, 760, 760A and 768
    $ 69.99

    Product includes:
  • Premium Guarantee

  • Male Disconnect Aprilaire 4240
    Replacement Male Disconnect Assembly for Model 700
    $ 30.99

    Product includes:
  • Premium Guarantee

  • Water Distribution Tray-Front Aprilaire 4246
    Replacement Water Distribution Tray for Models 700, 700A, and 700M
    $ 23.99

    Product includes:
  • Premium Guarantee

  • Scale Control Insert (4330)-Front Aprilaire 4330
    Scale Control Insert for Models 600, 600A, and 600M
    $ 25.99

    Product includes:
  • Premium Guarantee

  • Water Distribution Tray (4331)- Front Aprilaire 4331
    Replacement Water Distribution Tray for Models 500, 600, 500A, 600A, 500M, and 600M
    $ 23.99

    Product includes:
  • Premium Guarantee

  • Aprilaire 4655 Aprilaire 4655 Manual Humidistat
    Manual Humidistat for Aprilaire Humidifiers
    $ 38.99

    Product includes:
  • Premium Guarantee

  • Aprilaire Current Sensing Relay Aprilaire 50 24-Volt Current Sensing Relay   popular
    24v Relay - Gives Aprilaire Humidifiers "Filter Change Reminder" Light Indication
    $ 31.99

    Product includes:
  • Premium Guarantee

  • Aprilaire Current Sensing Relay Aprilaire 51 110-Volt Current Sensing Relay
    110 Volt Current Sensing Relay
    $ 43.99

    Product includes:
  • Premium Guarantee

  • Aprilaire_New_56_Photo Aprilaire 56 Automatic Humidistat
    "Auto Trac" Humidistat Controller for Aprilaire Humidifiers
    $ 92.99

    Product includes:
  • Premium Guarantee

  • Aprilaire_Automatic_Humidifier_Control Aprilaire 58 Digital Automatic Humidistat
    Digital Electronic Auto Humidistat for Aprilaire Humidifiers
    $ 100.99

    Product includes:
  • Premium Guarantee

  • Auto Trac Sensor and Shield Aprilaire 8052/4278
    "Auto - Trac" Replacement Temperature Sensor and Shield
    $ 23.99

    Product includes:
  • Premium Guarantee

  • 32001621-001 Honeywell 32001621-001
    Replacement Scale Control Insert for Honeywell Humidifiers HE220 and HE225
    $ 32.99

    Product includes:
  • Premium Guarantee

  • 32001630-001 Honeywell 32001630-001
    Replacement Water Distribution Tray for Honeywell Humidifiers HE260, HE265, HE360 and HE365
    $ 56.99

    Product includes:
  • Premium Guarantee

  • 32001632-001 Honeywell 32001632-001
    Replacement Scale Control Insert for Honeywell Humidifiers HE260, HE265, HE360 and HE365
    $ 34.99

    Product includes:
  • Premium Guarantee

  • Honeywell 32001639-002 Honeywell 32001639-002
    Solenoid Valve Assembly for Models HE220, HE225, HE260 and HE265
    $ 93.99

    Product includes:
  • Premium Guarantee

  • 32001876-001 Honeywell 32001876-001
    Solenoid Valve Assembly for Honeywell Humidifiers HE360 and HE365
    $ 96.99

    Product includes:
  • Premium Guarantee

  • Honeywell C7089H Honeywell C7089H1007   popular
    Honeywell C7089H1007 Outdoor Temperature Sensor
    $ 34.99

    Product includes:
  • Premium Guarantee

  • Product Image Honeywell DG115EZIAQ TrueIAQ Digital Automatic Humidistat
    TrueIAQ Digital Control Humidistat
    $ 148.99

    Product includes:
  • Premium Guarantee

  • Product Image Honeywell H1008A1008 Automatic Humidistat
    Automatic Humidistat for Honeywell Humidifiers
    $ 94.99

    Product includes:
  • Premium Guarantee

  • Honeywell H1008D1002 Front Honeywell H1008D1002 Automatic Humidistat with Dehumidification
    Automatic Humidistat for Honeywell Humidifiers with Dehumidification Control
    $ 111.99

    Product includes:
  • Premium Guarantee

  • Product Image Honeywell H8908ASPST Manual Humidistat
    Manual Humidistat
    $ 63.99

    Product includes:
  • Premium Guarantee

  • Honeywell Sail Switch Honeywell S688A1007
    Air Flow Switch - For Humidifiers Installed on Variable Speed Furnaces/Air Handlers
    $ 82.99

    Product includes:
  • Premium Guarantee
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