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Adapter Plate (1)
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(59)
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$1 to $5 (1)
$5 to $10 (9)
$10 to $15 (8)
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$25 to $30 (8)
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$35 to $40 (7)
$40 to $45 (8)
$45 to $50 (4)

Aprilaire Humidifier Replacement Parts

143 items
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Product Image of Replacement Steam Canister for Series 800 Humidifier
$104.99 each
In Stock
Get 272 by Wed, Jun 10
In Stock
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Product Image of B2015-S85 Water Solenoid Valve (24V)
B2015-S85 Water Solenoid Valve (24V)
SKU: 4040-APR
Aprilaire
SKU: 4040-APR
Brand: Aprilaire
(54)
$68.25 each
In Stock
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In Stock
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Product Image of Replacement Steam Canister & O-Ring for 800LC
$104.99 each
In Stock
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In Stock
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Product Image of Feed Tube with Sleeve
Feed Tube with Sleeve
SKU: 4335
Aprilaire
SKU: 4335
Brand: Aprilaire
(63)
$10.50 each
In Stock
Get 88 by Wed, Jun 10
In Stock
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Product Image of Manual Humidifier Control
Manual Humidifier Control
SKU: 4655
Aprilaire
SKU: 4655
Brand: Aprilaire
(82)
$42.90 each
In Stock
Get 65 by Wed, Jun 10
In Stock
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Product Image of Electrode Wire (Pack of 2)
Electrode Wire (Pack of 2)
SKU: 4978
Aprilaire
SKU: 4978
Brand: Aprilaire
(14)
$29.99 each
In Stock
Get 43 by Wed, Jun 10
In Stock
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Product Image of Drain Spud for Model 550/560
Drain Spud for Model 550/560
SKU: 4223
Aprilaire
SKU: 4223
Brand: Aprilaire
(51)
$5.09 each
BOX UP & SAVE 7%
$28.38 box of 6
$4.73 each
In Stock
Get 241 by Wed, Jun 10
In Stock
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Product Image of Steam Hose (6 Ft.) and Clamps
$82.50 each
In Stock
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In Stock
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Product Image of Control Board for Model 800 & 865
$96.27 each
In Stock
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In Stock
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Product Image of Drain Trap Assembly, Model 800
$107.29 each
In Stock
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In Stock
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Product Image of Feed Tube & Nozzle
Feed Tube & Nozzle
SKU: 4235
Aprilaire
SKU: 4235
Brand: Aprilaire
(23)
$13.54 each
In Stock
Get 123 by Wed, Jun 10
In Stock
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Product Image of Current Sensing Relay 24V
Current Sensing Relay 24V
SKU: 50-APR
Aprilaire
SKU: 50-APR
Brand: Aprilaire
(10)
$39.55 each
In Stock
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In Stock
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Product Image of Digital Automatic Humidistat w/ Outdoor Sensor
$163.07 each
In Stock
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In Stock
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Product Image of Inlet Fill Valve, Water Feed Tube & Clamps
$79.09 each
In Stock
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In Stock
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Product Image of Maintenance Kit for 600, 600A & 600M
$89.99 each
In Stock
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In Stock
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Product Image of Water Level Sensor Assembly
Water Level Sensor Assembly
SKU: 4410
Aprilaire
SKU: 4410
Brand: Aprilaire
(21)
$27.72 each
In Stock
Get 12 by Wed, Jun 10
In Stock
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Product Image of Automatic Digital Humidifier Control for Steam Humidifiers
$136.26 each
In Stock
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Product Image of Humidifier Transformer (10W)
Humidifier Transformer (10W)
SKU: 4010-APR
Aprilaire
SKU: 4010-APR
Brand: Aprilaire
(12)
$24.09 each
In Stock
Get 65 by Wed, Jun 10
In Stock
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Product Image of Maintenance Kit for 700, 700A, 700M, 760, 760A, 768
$79.99 each
In Stock
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Product Image of Water Distribution Tray
Water Distribution Tray
SKU: 4331
Aprilaire
SKU: 4331
Brand: Aprilaire
(24)
$17.00 each
In Stock
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In Stock
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Product Image of Airflow Switch
Airflow Switch
SKU: 4592
Aprilaire
SKU: 4592
Brand: Aprilaire
(2)
$100.67 each
In Stock
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Product Image of Bypass Damper Assembly
Bypass Damper Assembly
SKU: 4332
Aprilaire
SKU: 4332
Brand: Aprilaire
(28)
$31.07 each
In Stock
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In Stock
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Product Image of Drain Valve, 4983
Drain Valve, 4983
SKU: 4983
Aprilaire
SKU: 4983
Brand: Aprilaire
(1)
$336.85 each
In Stock
Get 9 by Wed, Jun 10
In Stock
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Product Image of Auto Trac Humidistat Controller (24V)
$98.00 each
In Stock
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In Stock
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Product Image of Maintenance Kit for 550, 550A, & 558
$89.99 each
In Stock
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In Stock
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Product Image of Duct Mounted Humidistat
Duct Mounted Humidistat
SKU: 4594
Aprilaire
SKU: 4594
Brand: Aprilaire
(1)
$286.82 each
In Stock
Get 18 by Wed, Jun 10
In Stock
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Product Image of Steam Dispersion Tube & Screws
$61.32 each
In Stock
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In Stock
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Product Image of Front Cover for 600 & 400 Series (Blue/Gray)
$94.05 each
In Stock
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In Stock
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Product Image of Maintenance Kit for 800 Series Steam Humidifier
$115.99 each
In Stock
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In Stock
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Product Image of Scale Control Insert
Scale Control Insert
SKU: 4330
Aprilaire
SKU: 4330
Brand: Aprilaire
(17)
$13.54 each
In Stock
Get 12 by Wed, Jun 10
In Stock
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Product Image of AprilAire L HydroCore Water Panel Cartridge for 720 Series Humidifiers
$37.99 each
In Stock
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In Stock
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Product Image of Digital Manual Humidifier Control - Wall Mounted
$124.46 each
In Stock
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In Stock
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Product Image of Motor for Powered Humidifiers
$129.68 each
In Stock
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In Stock
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Product Image of Yellow Orifice (Pack of 12)
Yellow Orifice (Pack of 12)
SKU: 4231
Aprilaire
SKU: 4231
Brand: Aprilaire
(2)
$43.29 each
In Stock
Get 12 by Wed, Jun 10
In Stock
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Product Image of Maintenance Kit for 560, 560A, & 568
$99.99 each
In Stock
Get 6 by Wed, Jun 10
In Stock
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Product Image of Mounting Bridge
Mounting Bridge
SKU: 4736
Aprilaire
SKU: 4736
Brand: Aprilaire
(25)
$83.42 each
In Stock
Get 8 by Wed, Jun 10
In Stock
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Product Image of Aprilaire Humidifier Saddle Valve Replacement for 4040 Aprilaire Humidifier Solenoid Valves, 4001
$15.93 each
In Stock
Get 8 by Wed, Jun 10
In Stock
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Product Image of Feed Tube and Nozzle - For Models 350, 360 and 440
$13.78 each
In Stock
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In Stock
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Product Image of 35 Series 10.7" Whole-House Humidifier Filter and Water Panel Assembly Replacement Kit
$47.99 each
In Stock
Get 13 by Wed, Jun 10
In Stock
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Product Image of Scale Control Insert
Scale Control Insert
SKU: 4236
Aprilaire
SKU: 4236
Brand: Aprilaire
(10)
$10.71 each
In Stock
Get 11 by Wed, Jun 10
In Stock
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Product Image of In-Line Strainer
In-Line Strainer
SKU: 4004-APR
Aprilaire
SKU: 4004-APR
Brand: Aprilaire
(13)
$7.50 each
BOX UP & SAVE 6%
$84.36 box of 12
$7.03 each
In Stock
Get 63 by Wed, Jun 10
In Stock
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Product Image of Maintenance Kit for 500, 500A, & 500M
$89.99 each
In Stock
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In Stock
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Product Image of Solenoid Valve Assembly for 350/360 Models (120V)
$103.57 each
In Stock
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In Stock
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Product Image of Control Relay
Control Relay
SKU: 4740
Aprilaire
SKU: 4740
Brand: Aprilaire
(2)
$24.45 each
In Stock
Get 15 by Wed, Jun 10
In Stock
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Product Image of Drain Spud Kit for 350/360 Models
$9.92 each
In Stock
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In Stock
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Product Image of Blower Activation Relay
Blower Activation Relay
SKU: 4851
Aprilaire
SKU: 4851
Brand: Aprilaire
(3)
$44.09 each
In Stock
Get 9 by Wed, Jun 10
In Stock
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Product Image of Drain Cup Assembly
Drain Cup Assembly
SKU: 4985
Aprilaire
SKU: 4985
Brand: Aprilaire
(1)
$67.69 each
In Stock
Get 3 by Wed, Jun 10
In Stock
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Product Image of Humidifier Adapter Plate for Models 400/400M/600/600M
Humidifier Adapter Plate for Models 400/400M/600/600M
SKU: 5557-APRILAIRE
Aprilaire
SKU: 5557-APRILAIRE
Brand: Aprilaire
$6.50 each
In Stock
Get 544 by Wed, Jun 10
In Stock
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