This Avantco 17817738 condensate pan is a perfect replacement for the one that came with select SS, PICL, GDC-40F, GDC-49F, DLC, CFD-1RR, CFD-2RR, APT, APPT, and A series units. It is a vital part of your unit's drain system, working with the other components to help your unit remove condensation. A broken drain pan can prevent your unit from maintaining specifications and cause strain on other components, so be sure to replace it promptly.