| Part Number | Part Description | Part Link |
| 19F75 | Lennox 19F75 Novar 3051 Control Sgh/Sch | View Lennox Part # 19F75 |
| 19P70 | Lennox 19P70 Evaporator Pad | View Lennox Part # 19P70 |
| 19P71 | Lennox 19P71 Generalaire 1099-20 Humidifier Vapor Pad | View Lennox Part # 19P71 |
| 21060 | Lennox 21060 Humidifier Nozzle | View Lennox Part # 21060 |
| 21310 | Lennox 21310 Retainer For Moisture Media | View Lennox Part # 21310 |
| 21313 | Lennox 21313 Water Distribution Tray | View Lennox Part # 21313 |
| 21N22 | Lennox 21N22 Research Products 4001 Saddle Valve Assembly | View Lennox Part # 21N22 |
| 21N38 | Lennox 21N38 Humidifier Water Distribution Tray | View Lennox Part # 21N38 |
| 21N39 | Lennox 21N39 Humidifier Scale Control Insert | View Lennox Part # 21N39 |
| 22N03 | Lennox 22N03 Research Products 4010 24V Replacement Transformer | View Lennox Part # 22N03 |
| 22N11 | Lennox 22N11 Scale Control Insert | View Lennox Part # 22N11 |
| 22N14 | Lennox 22N14 Research Products 4004 In-Line Strainer | View Lennox Part # 22N14 |
| 22N15 | Lennox 22N15 Research Products 4184 Nozzle | View Lennox Part # 22N15 |
| 22N20 | Lennox 22N20 Research Products 4235 Feed Tube And Nozzle | View Lennox Part # 22N20 |
| 22N21 | Lennox 22N21 Research Products 4237 Replacement Motor 115 Vac/60 Hz 0.7 Amps | View Lennox Part # 22N21 |
| 22N39 | Lennox 22N39 Research Products 4218 Water Distribution Tray For 4217 Scale Control Insert | View Lennox Part # 22N39 |
| 32M09 | Lennox 32M09 Humidistat | View Lennox Part # 32M09 |
| 36N91 | Lennox 36N91 Drain Spud | View Lennox Part # 36N91 |
| 46X12 | Lennox 46X12 Water Solenoid Valve | View Lennox Part # 46X12 |
| 46X16 | Lennox 46X16 Healthy Climate 4303 Solenoid Valve For Wp2-18 Humidifier | View Lennox Part # 46X16 |
| 52P66 | Lennox 52P66 Evaporator Pad | View Lennox Part # 52P66 |
| 52P69 | Lennox 52P69 Research Products 11-1/2″ X 14-3/4″ X 1-3/4″ Replacement Water Panel For Humidifier | View Lennox Part # 52P69 |
| 52P90 | Lennox 52P90 Water Solenoid Valve | View Lennox Part # 52P90 |
| 52P97 | Lennox 52P97 Research Products 50 Current Sensing Relay 21-24 Vac 50-60 Hz Voltage Range Black | View Lennox Part # 52P97 |
| 57N90 | Lennox 57N90 Aprilaire 56 Auto-Trac Humidistat Control System | View Lennox Part # 57N90 |
| 59P94 | Lennox 59P94 Humidifier Pad | View Lennox Part # 59P94 |
| 68P92 | Lennox 68P92 Research Products 51 Current Sensing Relay 100-125 Vac 50-60 Hz Voltage Range Yellow | View Lennox Part # 68P92 |
| 70W15 | Lennox 70W15 605733-01 Kit-Nox Insert | View Lennox Part # 70W15 |
| 75X77 | Lennox 75X77 Healthy Climate Pureair 05117 Electric Socket For Pco12C Pco20C And Pco3 | View Lennox Part # 75X77 |
| 76P91 | Lennox 76P91 Research Products 1200 Water Panel Filter | View Lennox Part # 76P91 |
| 77X65 | Lennox 77X65 Nordic Electronics Fast-Stat 3000 Wiring Extender Three Functions Over 1-Wire | View Lennox Part # 77X65 |
| 82P60 | Lennox 82P60 Research Products 4238 Replacement Circuit Board | View Lennox Part # 82P60 |
| 84P25 | Lennox 84P25 Research Products 4089 Replacement Pump Assembly | View Lennox Part # 84P25 |
| 86W31 | Lennox 86W31 Research Products 5267 Operation And Sensor Controller | View Lennox Part # 86W31 |
| 87N77 | Lennox 87N77 Second Wind 1076 Germicidal Uv Replacement Lamp 18″ | View Lennox Part # 87N77 |
| 87X28 | Lennox 87X28 Research Products 4191 Solenoid Valve Assembly 120V | View Lennox Part # 87X28 |
| 87X51 | Lennox 87X51 Research Products 4240 Male Disconnect Assembly | View Lennox Part # 87X51 |
| 87X67 | Lennox 87X67 Research Products 4277 Water Distribution Tray | View Lennox Part # 87X67 |
| 90N43 | Lennox 90N43 Aspiration Box- Duct-Mount Accessory Enclosure | View Lennox Part # 90N43 |
| 98M22 | Lennox 98M22 Humiditrol Enhanced Dehumidification Accessory (Eda) Insulation And Piping Kit | View Lennox Part # 98M22 |
| 99N41 | Lennox 99N41 H46C1166/U Dehumidistat Humidity Controller 24/120/240 Volts 60 Hz Spst | View Lennox Part # 99N41 |
| X0285 | Lennox X0285 Healthy Climate Automatic Humidifier Control | View Lennox Part # X0285 |
| X1198 | Lennox X1198 Research Products 45 10″ X 12-3/4″ X 1-3/4″ Replacement Water Panel 2 Pack | View Lennox Part # X1198 |
| X2660 | Lennox X2660 Humidifier Pad | View Lennox Part # X2660 |
| X2661 | Lennox X2661 Humdifier Water Panel | View Lennox Part # X2661 |
| X4200 | Lennox X4200 Research Products 4331 Water Distribution Tray | View Lennox Part # X4200 |
| X4412 | Lennox X4412 Research Products 4330 Scale Control Insert | View Lennox Part # X4412 |
| X4470 | Lennox X4470 Research Products 70 Living Space Control | View Lennox Part # X4470 |
| X4471 | Lennox X4471 Research Products 4522 Basement Kit With Plug-In Transformer | View Lennox Part # X4471 |
| X6417 | Lennox X6417 Hc22E1003/U He225 Humidifier Pad With Agion Coating | View Lennox Part # X6417 |
| X6418 | Lennox X6418 Hc26E1004/U Humidifier Pad With Agion | View Lennox Part # X6418 |
| X6519 | Lennox X6519 Research Products 4517 Dehumidifier Internal Power Supply | View Lennox Part # X6519 |
| X6666 | Lennox X6666 Healthy Climate Pureair 100908-04 Replacement Filter Merv 16 For Pco-12C | View Lennox Part # X6666 |
| X6669 | Lennox X6669 Healthy Climate Pureair 100908-05 Replacement Filter Merv 16 For Pco-20C | View Lennox Part # X6669 |
| X7070 | Lennox X7070 H7635A2012/U Wall-Mount Humidity Sensor 24 Volts | View Lennox Part # X7070 |
| X8790 | Lennox X8790 Healthy Climate Pureair 100908-09 20″ X 21″ X 5″ Replacement Filter Merv 16 For Pco14-23 | View Lennox Part # X8790 |
| X8926 | Lennox X8926 Healthy Climate Pureair Reflector Pco14-23 | View Lennox Part # X8926 |
| X9317 | Lennox X9317 4683 Fuse 3.0 Amp Harmony Iii | View Lennox Part # X9317 |
| X9318 | Lennox X9318 4684 Fuse 0.5 Amp Harmony Iii | View Lennox Part # X9318 |
| Y0550 | Lennox Y0550 H8908Aspst/U Low-Voltage Manual Humidistat Spst 24 Volts | View Lennox Part # Y0550 |
| Y0656 | Lennox Y0656 Aprilaire 60 Digital Automatic Humidifier Control With Outdoor Sensor | View Lennox Part # Y0656 |
| Y0657 | Lennox Y0657 Aprilaire 4655 Manual Humidifier Control | View Lennox Part # Y0657 |
| Y0658 | Lennox Y0658 Bypass Humidifier | View Lennox Part # Y0658 |
| Y0661 | Lennox Y0661 AprilAire 600, Bypass Humidifier w/ Automatic Humidifier Control | View Lennox Part # Y0661 |
| Y1282 | Lennox Y1282 Healthy Climate Pureair Latches (4 Pack) | View Lennox Part # Y1282 |
| Y1720 | Lennox Y1720 Research Products 4021 Red Orifice 12 Pack | View Lennox Part # Y1720 |
| Y1765 | Lennox Y1765 Research Products 4007 White Orifice12 Pack | View Lennox Part # Y1765 |
| Y1766 | Lennox Y1766 Research Products 4231 Yellow Orifice 12 Pack | View Lennox Part # Y1766 |
| Y1767 | Lennox Y1767 Research Products 4232 Blue Orifice 12 Pack | View Lennox Part # Y1767 |
| Y2314 | Lennox Y2314 5002844-001 Truesteam In-Line Water Filter For Scale And Sediment | View Lennox Part # Y2314 |
| Y2392 | Lennox Y2392 Research Products 4515 Whole Home Dehumidifier Blower Assembly | View Lennox Part # Y2392 |
| Y2393 | Lennox Y2393 Research Products 4646 Whole Home Dehumidifier Blower Assembly | View Lennox Part # Y2393 |
| Y2784 | Lennox Y2784 Bypass Humidifier, | View Lennox Part # Y2784 |
| Y2785 | Lennox Y2785 Bypass Humidifier | View Lennox Part # Y2785 |
| Y2786 | Lennox Y2786 Bypass Type Whole House Humidifier | View Lennox Part # Y2786 |
| Y2787 | Lennox Y2787 Bypass Humidifier | View Lennox Part # Y2787 |
| Y2788 | Lennox Y2788 Healthy Climate Humidifier | View Lennox Part # Y2788 |
| Y2789 | Lennox Y2789 Healthy Climate Humidifier | View Lennox Part # Y2789 |
| Y3012 | Lennox Y3012 Manual Humidifier Control | View Lennox Part # Y3012 |
| Y3065 | Lennox Y3065 Healthy Climate Hcwh-065 Air Outlet Cover Plate | View Lennox Part # Y3065 |
| Y3377 | Lennox Y3377 Healthy Climate 102660-01 Humidifier Bypass Cover For Hcwb3-17/17A | View Lennox Part # Y3377 |
| Y3378 | Lennox Y3378 Healthy Climate Humidifier Bypass Cover | View Lennox Part # Y3378 |
| Y3451 | Lennox Y3451 Research Products 4335 Humidifier Water Feed Tubing | View Lennox Part # Y3451 |
| Y3532 | Lennox Y3532 Healthy Climate 102659-01 Humidifier Power Cover For Hcwp3-18/18 | View Lennox Part # Y3532 |
| Y3533 | Lennox Y3533 Research Products 4640 Scale Control Insert Frame 10.44″ X 11.14″ X 3.44″ | View Lennox Part # Y3533 |
| Y3535 | Lennox Y3535 102721-01 17 Gallon Humidifier Bypass Base | View Lennox Part # Y3535 |
| Y3536 | Lennox Y3536 102721-02 12 Gallon Humidifier Bypass Base | View Lennox Part # Y3536 |
| Y5022 | Lennox Y5022 Healthy Climate 4842 Drain Trap And Pc Elbow Fitting | View Lennox Part # Y5022 |
| Y5023 | Lennox Y5023 Healthy Climate 5255 Run Capacitor 60 Mfd 360 Volts | View Lennox Part # Y5023 |
| Y5024 | Lennox Y5024 Healthy Climate 5260 Dehumidifier No Transformer Power Supply | View Lennox Part # Y5024 |
| Y5025 | Lennox Y5025 Healthy Climate 5262 Dehumidifier Transformer With Wire Harness 24 Volts | View Lennox Part # Y5025 |
| Y5026 | Lennox Y5026 Healthy Climate 5264 Dehumidifier Power Board Interface Control | View Lennox Part # Y5026 |
| Y5027 | Lennox Y5027 Healthy Climate 5301 Control Board Controller Kit | View Lennox Part # Y5027 |
| Y5028 | Lennox Y5028 Healthy Climate 4918 Dehumidifier Backflow Damper | View Lennox Part # Y5028 |
| Y5029 | Lennox Y5029 Healthy Climate 5332 Impeller Blower Assembly 2800 Rpm 115 Volts Cw | View Lennox Part # Y5029 |
| Y5030 | Lennox Y5030 Healthy Climate 4920 Dehumidifier Adjustable Leveling Leg | View Lennox Part # Y5030 |
| Y5031 | Lennox Y5031 Healthy Climate 4922 Run Capacitor 55 Mfd 370 Volts | View Lennox Part # Y5031 |
| Y5033 | Lennox Y5033 Healthy Climate 4924 High Temperature Limit Control – Open 175 Deg. F 277 Volts | View Lennox Part # Y5033 |
| Y5034 | Lennox Y5034 Healthy Climate 4925 Low Temperature Limit Control – Open 25 Deg. F 277 Volts | View Lennox Part # Y5034 |
| Y5035 | Lennox Y5035 Healthy Climate 4930 Inlet/Outlet Screen | View Lennox Part # Y5035 |
| Y5880 | Lennox Y5880 Healthy Climate 103287-02 Hcsteam Fill Hose | View Lennox Part # Y5880 |
| Y5965 | Lennox Y5965 Healthy Climate 103950-01 Steam Fill Hose | View Lennox Part # Y5965 |
| Y6451 | Lennox Y6451 Research Products 5442 Basement Zone Dehumidification Kit With 10″ Dampers | View Lennox Part # Y6451 |
| Y6456 | Lennox Y6456 Healthy Climate 76L Living Space Dehumidification Controller 24 Volts | View Lennox Part # Y6456 |
| Y6458 | Lennox Y6458 Healthy Climate 5444 Internal Board Dehumidifier Controller 70/95 Pt | View Lennox Part # Y6458 |
| Y6459 | Lennox Y6459 Healthy Climate 5469 Living Space Dehumidifier Controller | View Lennox Part # Y6459 |
| Y6460 | Lennox Y6460 Healthy Climate 5446 Dehumidifier Wiring Access Cover | View Lennox Part # Y6460 |
| Y6461 | Lennox Y6461 Healthy Climate 5470 Dehumidifier Outlet Cover | View Lennox Part # Y6461 |
| Y6462 | Lennox Y6462 Research Products 5471 Dehumidifier Filter Panel Access | View Lennox Part # Y6462 |
| Y6463 | Lennox Y6463 Healthy Climate 5472 Outlet Duct Collar | View Lennox Part # Y6463 |
| Y6464 | Lennox Y6464 Research Products 5450 Dehumidifier Backflow 10″ Damper | View Lennox Part # Y6464 |
| Y6465 | Lennox Y6465 Research Products 5473 Inlet Duct Collar | View Lennox Part # Y6465 |
| Y6466 | Lennox Y6466 Research Products 5474 Outlet Cover | View Lennox Part # Y6466 |
| Y6467 | Lennox Y6467 Healthy Climate 5453 Impeller Blower 1690 Rpm 120 Volts Ccw | View Lennox Part # Y6467 |
| Y6468 | Lennox Y6468 Research Products 5467 Impeller Blower 2750 Rpm 120 Volts Ccw | View Lennox Part # Y6468 |
| Y6469 | Lennox Y6469 Research Products 5454 Dehumidifier Internal Power Supply | View Lennox Part # Y6469 |
| Y6470 | Lennox Y6470 Research Products 5455 Dehumidifier Low Temperature Sensor | View Lennox Part # Y6470 |
| Y6471 | Lennox Y6471 Research Products 5456 Dehumidifier High Temperature Sensor | View Lennox Part # Y6471 |
| Y6472 | Lennox Y6472 Research Products 5457 Dehumidifier Adjustable Leveling Leg | View Lennox Part # Y6472 |
| Y6473 | Lennox Y6473 Research Products 5458 Compressor Capacitor 45 Mfd 370 Volts | View Lennox Part # Y6473 |
| Y6474 | Lennox Y6474 Research Products 5459 Fan And Run Capacitor 8 Mfd 450 Volts | View Lennox Part # Y6474 |
| Y6475 | Lennox Y6475 Research Products 5468 Fan And Run Capacitor 12 Mfd 450 Volts | View Lennox Part # Y6475 |
| Y6476 | Lennox Y6476 Research Products 5460 Digital Humidity Sensor | View Lennox Part # Y6476 |
| Y6605 | Lennox Y6605 Healthy Climate Pureair 100908-11 Replacement Media Merv 16 For Pco3-16-16 | View Lennox Part # Y6605 |
| Y6606 | Lennox Y6606 Healthy Climate Pureair 100908-12 Replacement Media Merv 16 For Pco3-14-16 | View Lennox Part # Y6606 |
| Y7121 | Lennox Y7121 Research Products 5587 Dehumidifier Filter Panel Access | View Lennox Part # Y7121 |
| Y7122 | Lennox Y7122 Research Products 5572 Impeller Blower 2550 Rpm 120 Volts Ccw | View Lennox Part # Y7122 |
| Y7123 | Lennox Y7123 Research Products 5594 Compressor Capacitor 50 Mfd 370 Volts | View Lennox Part # Y7123 |
| Y7124 | Lennox Y7124 Research Products 5573 Fan And Run Capacitor 10 Mfd 250 Volts | View Lennox Part # Y7124 |
| Y7125 | Lennox Y7125 Research Products 5547 Dehumidifier Temperature Compression Overload Switch | View Lennox Part # Y7125 |
| Y7126 | Lennox Y7126 Research Products 5548 Dehumidifier Temperature Compression Overload Switch | View Lennox Part # Y7126 |
| Y7127 | Lennox Y7127 Research Products 5574 Dehumidifier Temperature Compression Overload Switch | View Lennox Part # Y7127 |
| Y7128 | Lennox Y7128 Research Products 8029 Plug-In Transformer 40 Va 24 Volts | View Lennox Part # Y7128 |
| Y7960 | Lennox Y7960 Healthy Climate 19000 Pco3-Lrp16 Accessory For Lrp16 | View Lennox Part # Y7960 |
| Y7972 | Lennox Y7972 Healthy Climate 19001 Maintenance Assembly Kit For Pco-Lrp16 | View Lennox Part # Y7972 |
