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Aprilaire Humidifier Model 440 Parts

Water Inlet Valve

RepairClinic Item # 815739

Grid is 1 inch square
Water Inlet Valve - Part # 815739 Mfg Part # 4040

Water inlet valve, 24 volt, instructions included

Manufacturer Number 4040

$75.90

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365 Day Return Policy

Water Evaporator Pad

RepairClinic Item # 820754

Grid is 1 inch square
Water Evaporator Pad - Part # 820754 Mfg Part # 12

Evaporative water panel for Aprilaire models 112, 136, 224, 440, 445 & 445A. 15-1/4 inches X 12 inches

Manufacturer Number 12

$17.45

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365 Day Return Policy

Humidistat

RepairClinic Item # 2443795

Grid is 1 inch square
Humidistat - Part # 2443795 Mfg Part # 4655

Humidistat

Manufacturer Number 4655

$44.15

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Transformer

RepairClinic Item # 820765

Grid is 1 inch square
Transformer - Part # 820765 Mfg Part # 4010

Transformer (remote) - Converts 110 volts to 24 volts

Manufacturer Number 4010

$23.55

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365 Day Return Policy

Relay

RepairClinic Item # 820884

Grid is 1 inch square
Relay - Part # 820884 Mfg Part # 50

Current sensing relay

Manufacturer Number 50

$44.15

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365 Day Return Policy

Tube

RepairClinic Item # 820802

Grid is 1 inch square
Tube - Part # 820802 Mfg Part # 4079

Feed tube and nozzle kit

Manufacturer Number 4079

$11.45

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365 Day Return Policy

Water Supply Saddle Valve

RepairClinic Item # 820756

Grid is 1 inch square
Water Supply Saddle Valve - Part # 820756 Mfg Part # 4001

Water supply saddle valve kit

Manufacturer Number 4001

$16.95

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Filter

RepairClinic Item # 757063 Aftermarket (Non-OEM) part

Grid is 1 inch square
Filter - Part # 757063 Mfg Part # A12

Humidifier pad

Manufacturer Number A12

Plate

RepairClinic Item # 820790

Grid is 1 inch square
Plate - Part # 820790 Mfg Part # 4039

Humidistat adapter plate

Manufacturer Number 4039

$4.95

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365 Day Return Policy

Nozzle

RepairClinic Item # 820860

Picture Unavailable

Orifice, blue, sold individually

Manufacturer Number 4232

$3.25

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365 Day Return Policy

Water Panel Distribution Tray

RepairClinic Item # 820804

Grid is 1 inch square
Water Panel Distribution Tray - Part # 820804 Mfg Part # 4081

Water distribution tray

Manufacturer Number 4081

 

No longer available

RepairClinic Item # 820758

Picture Unavailable

 

In line strainer

RepairClinic Item # 820759

Grid is 1 inch square
In line strainer - Part # 820759 Mfg Part # 4004

 

Hose, Tube & Fitting

RepairClinic Item # 820763

Grid is 1 inch square
Hose, Tube & Fitting - Part # 820763 Mfg Part # 4008

Fill tube kit

Manufacturer Number 4008

 

Hose, Tube & Fitting

RepairClinic Item # 820789

Grid is 1 inch square
Hose, Tube & Fitting - Part # 820789 Mfg Part # 4038

No longer available

Manufacturer Number 4038

 

No longer available

RepairClinic Item # 820801

Picture Unavailable

 

Housing

RepairClinic Item # 820803

Grid is 1 inch square
Housing - Part # 820803 Mfg Part # 4080

Scale build-up control insert

Manufacturer Number 4080

 

No longer available

RepairClinic Item # 820805

Picture Unavailable

 

No longer available

RepairClinic Item # 820816

Picture Unavailable

 

Cap

RepairClinic Item # 820819

Picture Unavailable

Top cover

Manufacturer Number 4162

Knob

RepairClinic Item # 820822

Grid is 1 inch square
Knob - Part # 820822 Mfg Part # 4166

Knob (top cover)

Manufacturer Number 4166

 

No longer available

RepairClinic Item # 820823

Picture Unavailable

 

Filter Frame

RepairClinic Item # 820824

Grid is 1 inch square
Filter Frame - Part # 820824 Mfg Part # 4171

Metal frame

Manufacturer Number 4171