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Aprilaire 500 Humidifier Parts

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    Select a diagram to view its parts

    Parts

    Diagram

    Parts
    1
    2
    3
    4A
    4B
    5A
    5B
    6
    7
    8
    9
    10
    11
    12
    13A
    13B
    13C
    15
    16
    17A
    17B
    18A

    Parts

    1. 1
      Water Panel Humidifier Pad
      $13.45
    2. 1
      Maintenance Kit Model 500
      Maintenance Kit Model 500
      SKU: 4792
      $99.25
    3. 2
      Scale Control Insert
      $30.02
    4. 2
      Maintenance Kit Model 500
      Maintenance Kit Model 500
      SKU: 4792
      $99.25
    5. 3
      Water Distribution Tray
      $29.73
    6. 3
      Maintenance Kit Model 500
      Maintenance Kit Model 500
      SKU: 4792
      $99.25
    7. 4A
      Base
      Base
      SKU: 4641
    8. 4B
      Mounting Base
      Mounting Base
      SKU: 4730
      $163.01
    9. 5A
      Cover
      Cover
      SKU: 4642
    10. 5B
      Cover
      Cover
      SKU: 4727
      $106.20
    11. 6
      Drain Spud Kit
      $7.19
    12. 7
      Solenoid Valve
      Solenoid Valve
      SKU: 4040
      $118.45
    13. 8
      Strainer Screen
      $10.06
    14. 9
      Saddle Valve
      Saddle Valve
      SKU: 4001
      $5.00
    15. 10
      Yellow Orifice
      $5.12
    16. 11
      Feed Tube
      Feed Tube
      SKU: 4335
      $14.95
    17. 12
      Transformer
      Transformer
      SKU: 4010
      $9.95
    18. 13A
      AutoTrac Humidistat Controller
      $172.33
    19. 13B
      Automatic Humidistat Controller
      $225.69
    20. 13C
      Analog Humidistat
      Analog Humidistat
      SKU: 4655
      $29.95
    21. 15
      Damper
      Damper
      SKU: 4332
      $47.04
    22. 16
      Name Plate For Model 500
      Name Plate For Model 500
      SKU: 4643
    23. 16
      Name Plate For Model 500
      Name Plate For Model 500
      SKU: 4881
      $22.08
    24. 17A
      Hold Plug
      Hold Plug
      SKU: 4334
    25. 17B
      Hole Plug
      Hole Plug
      SKU: 4733
      $12.42
    26. 18A
      Resistor Case Manual Label
      Resistor Case Manual Label
      SKU: 4336

    Parts Not In Diagram

    1. Not Shown
      Sensor
      Sensor
      SKU: 8052
      $15.58
    2. Not Shown
      Current Sensing Relay 24V
      $69.17
    3. Not Shown
      Saddle Valve Adaptor
    4. Not Shown
      Shock Arrestor
      $199.99
    5. Not Shown
      Blower Activation Relay
      $62.79
    6. Not Shown
      Humidifier
      Humidifier
      SKU: 500
    Installation Accessories
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