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Aprilaire 400 Humidifier Series Parts

  17 GPD 12 GPD 17 GPD 18 GPD

The following diagram displays parts specific for the Aprilaire Drainless FlowThru whole-house humidifier Humidifier 17gpd, with Digital Humidistat, model 400M & 400A. Visiting each part landing page will provide detailed part information, pricing and availability.

Aprilaire 60 Digital Automatic Humidistat w/Outdoor Sensor Aprilaire 60 Digital Automatic Humidistat w/Outdoor Sensor Aprilaire 4731 Humidifier Base for Aprilaire 600 and 400 Series Aprilaire 4406 Float for Aprilaire 400 Series (Qty 2) Aprilaire 4405 Float Tray Cover Black Plastic for Aprilaire 400 Series Aprilaire 45 Water Panel Pad/ Humidifier Filter Aprilaire 60 Digital Automatic Humidistat w/Outdoor Sensor Skuttle a00-1128-005 Humidifier Brass Saddle Valve Self Piercing Aprilaire 4010 Humidifier Transformer 10 watt 24 vac Aprilaire 4410 Water Level Sensor Assembly for Aprilaire 400 Series Aprilaire 4332 Bypass Damper for Aprilaire 400 500 600 Series Aprilaire 4403 Water Panel Frame Scale Control Insert with Float Chamber aprilaire 4407 Water Distribution Tray for Aprilaire 400 Aprilaire 4731 Humidifier Base for Aprilaire 600 and 400 Series Aprilaire 4335 Feed Tube for Aprilaire 500 and 600 Series Aprilaire 4231 Yellow Orifice used in 400 500 600 Series Aprilaire 4040 Humidifier Solenoid Valve 24v used in 400 500 600 700 Series Aprilaire 4004 In-Line Strainer used in Solenoid Valves aprilaire 4407 Water Distribution Tray for Aprilaire 400 Aprilaire 45 Water Panel Pad/ Humidifier Filter aprilaire 4407 Water Distribution Tray for Aprilaire 400 Aprilaire 4731 Humidifier Base for Aprilaire 600 and 400 Series Aprilaire 45 Water Panel Pad/ Humidifier Filter Aprilaire 4406 Float for Aprilaire 400 Series (Qty 2) Aprilaire 4405 Float Tray Cover Black Plastic for Aprilaire 400 Series Aprilaire 45 Water Panel Pad/ Humidifier Filter Aprilaire 4403 Water Panel Frame Scale Control Insert with Float Chamber Aprilaire 4728 Front Cover for Model 600 and 400 Series Aprilaire 4403 Water Panel Frame Scale Control Insert with Float Chamber Aprilaire 4332 Bypass Damper for Aprilaire 400 500 600 Series
Aprilaire 60 Digital Automatic Humidistat w/Outdoor Sensor
Aprilaire 4004 In-Line Strainer used in Solenoid Valves
Aprilaire 4040 Humidifier Solenoid Valve 24v used in 400 500 600 700 Series
Aprilaire 4231 Yellow Orifice used in 400 500 600 Series
Aprilaire 4335 Feed Tube for Aprilaire 500 and 600 Series
Aprilaire 400 Drainless FlowThru Humidifier w/ Digital Humidistat 17 gpd
aprilaire 4407 Water Distribution Tray for Aprilaire 400
Aprilaire 45 Water Panel Pad/ Humidifier Filter
Aprilaire 4405 Float Tray Cover Black Plastic for Aprilaire 400 Series
Aprilaire 4406 Float for Aprilaire 400 Series (Qty 2)
Aprilaire 4403 Water Panel Frame Scale Control Insert with Float Chamber
Aprilaire 4728 Front Cover for Model 600 and 400 Series
Aprilaire 4731 Humidifier Base for Aprilaire 600 and 400 Series
Aprilaire 4410 Water Level Sensor Assembly for Aprilaire 400 Series
Skuttle a00-1128-005 Humidifier Brass Saddle Valve Self Piercing
Aprilaire 4010 Humidifier Transformer 10 watt 24 vac
Aprilaire 4332 Bypass Damper for Aprilaire 400 500 600 Series
Parts Drawing for Aprilaire 700 (2 Pages, 912k pdf)Aprilaire Humidifier Owners and Operation Manual (11 Pages, 854k pdf)
Aprilaire Humidifier Service, Repair, Maintenace Manual (26 Pages, 3.7M pdf) Aprilaire Humidifier Brochure Features (6 Pages, 534k pdf)
Displaying products 1 - 27 of 27 results
Genuine Aprilaire 24 Volt Solenoid
4040
Aprilaire Humidifier Solenoid 24v with Strainer
Price: $48.00
Aprilaire 4231 Yellow Orifice
4231
Aprilaire Yellow Orifice
Price: $3.00
A00-1128-005 Saddle Valve Self Piercing
A00-1128-005
Skuttle Humidifier Saddle Valve Self Piercing
Price: $5.00
Aprilaire 4004 Strainer
4004
Aprilaire In-Line Strainer Water Filter
Price: $5.00
Items Included with Aprilaire 4335
4335
Feed Tube with compression sleeve for 400 500 and 600 Series
Price: $10.00
000-0814-008 Humdifier Transformer 24vac
000-0814-008
Skuttle Humdifier Transformer for 120v to 24v
Price: $16.00
Aprilaire 24v humidifier transformer 4010
4010
Aprilaire Humidifier Transformer for 120v to 24v
Price: $16.00
Aprilaire 4403 Water Panel Frame Scale Control Insert
4403
Scale Control Insert with Float Chamber
Price: $17.00
Float Cover for Aprilaire 400
4405
Float Tray Cover for Aprilaire 400
Price: $17.00
Float Set Aprilaire 400
4406
Float Pair for Aprilaire 400
Price: $18.00
Aprilaire 4407 Water Distribution Tray for Aprilaire 400 Series
4407
Water Distribution Tray Aprilaire 400
Price: $18.00
Aprilaire 4410 Water Level Sensor Assembly Aprilaire 400
4410
Water Level Sensor Assembly for Aprilaire 400
Price: $19.00
Aprilaire 4332 Bypass Damper
4332
Bypass Damper 600 500 400 Series
Price: $19.00
Skuttle WF-10 Water Filter
WF-10
Skuttle Humidifier Water Filter Activated Carbon
Price: $20.00
NuCalgon HumidiTreat Humidifier Water Filter 4190-02
4190-02
HumidiTreat Humidifier Water Filter NuCalgon
Price: $23.00
Aprilaire 45 Water Panel
45
Aprilaire Water Panel for Model 400 Series 2-Pack
Price: $24.00
Aprilaire Manual Humidistat Model 4655
4655
Aprilaire Manual Humidistat SPST
Price: $33.00
Aprilaire 50 Current Sensing Relay 24v
50
Aprilaire Current Sensing Relay Switches 24v Load
Price: $38.00
Aprilaire 4728 Cover for Model 600 and 400 Humidifier
4728
Humidifier Cover for Aprilaire 600 and 400 Series
Price: $59.00
Aprilaire 4329 Cover for Model 600 and 400 Humidifier Cover
4329
Humidifier Cover for Aprilaire 600 and 400 Series
Price: $59.00
Aprilaire Automatic Humidistat Model 56
56
Aprilaire Auto Trac Humidistat
Price: $64.00
Aprilaire 4328 Base Fame
4328
Humidifier Base for Aprilaire 600 and 400 Series
Price: $71.00
Aprilaire 4731 Base Assembly for 600 Series
4731
Humidifier Base for Aprilaire 600 and 400 Series
Price: $71.00
Aprilaire 4788 Maintenace Kit for Model 400 Humidifier
4788
Maintenance Kit For Aprilaire Model 400 400A 400M
Price: $77.00
Aprilaire Automatic Digital Humidistat Model 58
58
Aprilaire Model 58 Digital Automatic Humidistat 24vac
Price: $89.00
Aprilaire Automatic Digital Humidistat Model 60
60
Aprilaire Model 60 Digital Automatic Humidistat 24vac
Price: $94.00
Aprilaire 400 configured with the duct on the right side
400
Aprilaire 400 Humidifer with Digital Humidistat
Price: $188.00
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