| Part Number | Part Description | Part Link |
| 45A00 | Potential Relay | View Lennox Part # 45A00 |
| 45A01 | Potential Relay | View Lennox Part # 45A01 |
| 44A97 | Pressure Switch | View Lennox Part # 44A97 |
| 53H33 | Single Run Capacitor | View Lennox Part # 53H33 |
| 78A89 | Thermal Expansion Valve | View Lennox Part # 78A89 |
