(1) Trane 4 Ton 15.6 SEER2 XR15 48000 BTUh AC Condenser 4TTR5048N1000, (2) Trane 4 Ton 48000 BTUh M Series V/S Convertible Air Handler TEM4A0C48S41S & (3) Trane 15 kW (10.8–14.4 kW) 36900-49200 BTUh Single-Phase Electric Heater BAYHTR1517BRK w/ Breaker.