Trane 2 Ton 20 SEER V/S Heat Pump Communicating System combines all the best features from its individual components – (1) Trane 2 Ton 20 SEER XV20i 24000 BTU V/S Heat Pump 4TWV0024A1000C, (2) Trane 2.5 Ton 2-Stage Variable Speed Convertible & Multi 1/2 HP Air Handler TEM8A0B30V31DB and (3) Trane 10 kW (7.2-9.6 kW) Electric Heater BAYHTR1510BRKC with Breaker.