All Aprilaire Humidifier Parts By Category
Complete Units | Controls | Covers | Drums | Filters | Frames | Handles | Hardware | Hoses, Valves, and Regulators | Knobs | Motors and Blades | Other Accessories | Other Parts | Panels | Transformers | Tubing | Water Tanks
| 4046 - Upper Housing | 99.99 | ![]() |
| 4052 - Z Clip Retiner Set | 15.13 | ![]() |
| 4105 - T Fitting | 17.75 | ![]() |
| 4126 - Junction Box | 25.20 | ![]() |
| 4168 - Inner Housing Seal Kit | 46.53 | ![]() |
| 4196 - No Longer Available -- Strain Relief Bushing - Large | 0.00 | |
| APR1101 - Drain Safety. | 246.79 | ![]() |
| apr4009 - Scale Control Insert. Sorry This Part Is No Longer Available And We Have None In Stock. | 0.00 | |
| APR4012 - Relay | 76.63 | ![]() |
| apr4014 - 24v Quick Disconnect | 19.27 | ![]() |
| apr4017 - Upper Housing. Sorry This Part Is No Longer Available And We Have None In Stock As Of 5162005. | 67.90 | ![]() |
| apr4018 - Upper Housing. Sorry This Part Is No Longer Available, With No Sub And We Have None In Stock. | 0.00 | |
| apr4019 - Lower Housing | 159.12 | ![]() |
| APR4025 - Closure Clip Set. Sorry This Part Is No Longer Available, With No Sub And We Have None In Stock. | 0.00 | |
| apr4030 - Electrical Bracket And | 4.52 | ![]() |
| apr4031 - Rubber Isolator | 10.63 | ![]() |
| APR4035 - Water Distribution Pan. Sorry This Part Is No Longer Available, With No Sub And We Have None In Stock. | 0.00 | |
| APR4036 - Water Distribution. Sorry This Part Is No Longer Available, With No Sub And We Have None In Stock. | 0.00 | |
| apr4039 - Humidistat Adaptor Plate | 9.33 | ![]() |
| apr4044 - Water Distribution Tray On Top Of Filter | 0.00 | |
| apr4045 - Upper Housing | 0.00 | |
| apr4048 - Lower Housing | 67.62 | ![]() |
| apr4049 - Lower Housing. Sorry This Part Is No Longer Available, With No Sub And We Have None In Stock. | 0.00 | |
| apr4050 - Closure Clip Set | 19.99 | ![]() |
| apr4080 - Scale Control Insrt. Sorry This Part Is No Longer Available, With No Sub And We Have None In Stock. | 0.00 | |
| apr4095 - Electrical Bracket 445 | 24.97 | ![]() |
| apr4104 - Orifice 1100 Series | 4.73 | ![]() |
| APR4108 - Tinnerman Clip Set | 16.66 | ![]() |
| APR4115 - Fan Guard Model 1120 | 119.11 | ![]() |
| APR4116 - Isolator Set 1120 | 16.66 | ![]() |
| APR4118 - Locking Device 1100 | 7.75 | ![]() |
| APR4120 - Pleat Spacer | 15.12 | ![]() |
| APR4125 - Holding Bracket 2600 | 35.33 | ![]() |
| APR4134 - Master Switch Asmbly 2600 | 61.26 | ![]() |
| APR4145 - Grille W/o Housing 2600 | 216.81 | ![]() |
| APR4152 - Dissolve Paper Fuse | 7.75 | ![]() |
| APR4158 - Discharge Cloth | 40.11 | ![]() |
| apr4163 - Power Housing 440 Almond | 120.49 | ![]() |
| apr4164 - Lower Housing 445 Almond | 119.11 | ![]() |
| APR4177 - Inner Housing W/seal 2600 | 232.20 | ![]() |
| apr4181 - Insert 350/360 - | 23.59 | ![]() |
| APR4185 - Housing Baffle 350/360 | 22.09 | ![]() |
| apr4186 - Housing Model 350 | 149.89 | ![]() |
| apr4194 - Junction Cover | 16.66 | ![]() |
| apr4197 - Strain Relief Bushing Small | 4.52 | ![]() |
| apr4198 - Housing Model 360 | 128.78 | ![]() |
| apr4201 - Outlet Transition 350 | 127.55 | ![]() |
| apr4202 - Joist Bracket 350 - | 22.09 | ![]() |
| APR4219 - Base 550 | 75.21 | ![]() |
| APR4227 - In Line Strainer | 112.68 | ![]() |
| APR4228 - Switch & Fasteners | 66.82 | ![]() |
| APR4239 - Female Disconnect | 38.65 | ![]() |
| apr4240 - Male Disconnect | 29.46 | ![]() |
| apr4245 - Base 760 | 127.55 | ![]() |
| apr4249 - Electrical Grommet | 4.73 | ![]() |
| apr4262 - Base 560 | 89.05 | ![]() |
| apr4280 - Shock Arrestor | 109.57 | ![]() |
| APR4328 - Base Model 600 | 87.96 | ![]() |
| APR4332 - Damper Assem Model 600 | 27.96 | ![]() |
| APR4333 - Name Plate Model 600 | 9.33 | ![]() |
| APR4334 - Hole Plug Model 600 | 7.75 | ![]() |
| apr4336 - Resistor Case Manual Labl | 10.63 | ![]() |
| APR4404 - Base Model 400 | 87.96 | ![]() |
| APR4408 - Hole Plug Model 400 | 7.75 | ![]() |
| APR4409 - Name Plate Model 400 | 13.57 | ![]() |
| APR4410 - Water Level Sensor Asbly | 29.46 | ![]() |
| APR4526 - Aprilaire 550 Duct Panel | 52.99 | ![]() |
| APR4560 - Steam Chamber, 1150 | 419.36 | ![]() |
| APR4561 - Steam Chamber, 1160 | 647.80 | ![]() |
| APR4565 - Terminal Block, 3-pole | 35.33 | ![]() |
| APR4566 - Relay, Ac Safety, 1150 | 113.71 | ![]() |
| APR4567 - Relay, Dc Control, 1150 | 38.65 | ![]() |
| APR4568 - Fuse Holder, Single 30amp | 13.58 | ![]() |
| APR4569 - Fuse, 25amp, 1150 | 48.62 | ![]() |
| APR4570 - Contactor, 60amp, 1160 | 282.04 | ![]() |
| APR4571 - Terminal, 20amp Din Rail | 7.75 | ![]() |
| APR4573 - Overlay And Switch | 106.93 | ![]() |
| APR4574 - Internal Board Controller | 330.29 | ![]() |
| APR4575 - Standoff, Pc Board Clip | 33.83 | ![]() |
| APR4576 - Heater | 159.05 | ![]() |
| APR4578 - Probe Housing, Nylon | 81.99 | ![]() |
| APR4579 - Gasket, 2.5 In Odx 1.9 In Id | 57.58 | ![]() |
| APR4580 - Water Level Probe Assy | 97.50 | ![]() |
| APR4581 - Plug, 24 In Vert Wire Assy | 112.33 | ![]() |
| APR4582 - Gasket, 1150 Steam Chmber | 70.96 | ![]() |
| APR4586 - Electrical Wire Harness | 82.19 | ![]() |
| APR4587 - Drain Assy,3/4 In Elec Swted | 445.73 | ![]() |
| APR4591 - Duct Plate | 6.31 | ![]() |
| APR4592 - Airflow Switch | 127.55 | ![]() |
| APR4593 - Hanging Bracket | 126.15 | ![]() |
| apr4594 - High Limit Control | 236.59 | ![]() |
| APR4637 - Electrical Wire Harness | 186.24 | ![]() |
| APR4655 - Humidistat-manual Control | 47.28 | ![]() |
| APR4728 - Cover,lbp,aa | 80.77 | ![]() |
| APR4856 - Condensate Pump (rated For 160f). Please Email For Price | 0.00 | |
| APR4975 - Membrane Switch. Please Email For Price | 0.00 | |
| APR4976 - Transformer, Model 800. Please Email For Price | 0.00 | |
| APR4977 - Power Relay. Please Email For Price | 0.00 | |
| APR4978 - Electrode Wire. Please Email For Price | 0.00 | |
| APR4979 - Ground Lug. Please Email For Price | 0.00 | |
| APR4980 - Input Power Terminal Block. Please Email For Price | 0.00 | |
| APR4981 - Internal Control Circuit Board | 359.99 | ![]() |
| APR4982 - Current Sensing Circuit Board. Please Email For Price | 0.00 | |
| APR4984 - Inlet Fill Valve & Water Feed System. Please Email For Price | 0.00 | |
| APR4985 - Drain Cup Assembly. Please Email For Price | 0.00 | |
| APR4987 - Electrical Access Panel & Screws. Please Email For Price | 0.00 | |
| APR4988 - Safety Interlock Switch. Please Email For Price | 0.00 | |
| APR4989 - Fill Cup And Hoses. Please Email For Price | 0.00 | |
| APR4990 - Fill Cup Cap. Please Email For Price | 0.00 | |
| APR4991 - Steam Dispersion Tube & Screws. Please Email For Price | 0.00 | |
| APR4993 - Manual Humidistat & Blower Activation Relay. Please Email For Price | 0.00 | |
| APR50013 - Integral Bypass Damper. Please Email For Price | 0.00 | |
| APR50016 - V Notches. Please Email For Price | 0.00 | |
| APR500A5 - Distribution Tray. Please Email For Price | 0.00 | |
| APR500A8 - Scale Control Insert. Please Email For Price | 0.00 | |
| APR500A9 - Drain Line. Please Email For Price | 0.00 | |
| APR500M3 - Integral Bypass Damper. Please Email For Price | 0.00 | |
| APR500M5 - Distribution Tray. Please Email For Price | 0.00 | |
| APR500M6 - V Notches. Please Email For Price | 0.00 | |
| APR500M8 - Scale Control Insert. Please Email For Price | 0.00 | |
| APR500M9 - Drain Line. Please Email For Price | 0.00 | |
| APR51 - Current Sensing Relay | 41.00 | ![]() |
| APR57 - Steam Humid Control | 224.69 | ![]() |
| APR62 - Automatic Digital Control For Model 800. Please Email For Price | 0.00 | |
| APR80 - Steam Canister And O-ring. | 109.99 | ![]() |
| GA50 - Current Sensing Relay | 36.00 | ![]() |










