# Applicability

| Product Line(s)                                         | Model(s)                                                              |
| ------------------------------------------------------- | --------------------------------------------------------------------- |
| <p>Delta Series<br>(Heat + Cool Only Models)</p>        | <p>D600, D900, D1200, D1500<br>D1800, D2100, D2400, D3200</p>         |
| <p>Delta Series<br>(All-Heat or Heat + Cool Models)</p> | <p>D600h, D900h, D1200h, D1500h<br>D1800h, D2100h, D2400h, D3200h</p> |
| Fusion Series                                           | F320 / F320x, F480 / F480x, F660 / F660x                              |
| <p>ECO Series<br>(All Heat Models)</p>                  | E300h, E400h, E500h, E600h, E700h                                     |
| <p>ECO Series<br>(Heat + Cool Models)</p>               | E300, E400, E500, E600, E700                                          |
| Legacy Series                                           | L1000, L1500, L2000, L3000, L4000, L5000, L6000                       |
| <p>Modular Towers<br>(10' models)</p>                   | 10530, 10740, 10950, 101160, 101375                                   |
| <p>Modular Towers<br>(12' models)</p>                   | 12-20-100, 12-24-125, 12-28-150                                       |
| <p>Commercial Towers<br>(18' models)</p>                | 3000, 3500, 4000, 4800                                                |