(1) Trane 4 Ton 16.2 SEER2 XR16 48000 BTUh Two-Stage Heat Pump 4TWR6048N1000, (2) Trane 4 Ton 48000 BTUh M Series V/S Convertible Air Handler TEM6A0C48H41S & (3) Trane 15 kW (10.8–14.4 kW) 36900-49200 BTUh Single-Phase Electric Heater BAYHTR1517BRK w/ Breaker.