"For your residential and commercial spaces, this Trane 4 Ton 20 SEER (20.5 SEER) Variable Speed Electric Communicating System has been put together to offer the most efficient heating and cooling to your home. This package includes –

(1) Trane 3 Ton 15.6 SEER2 XR15 36000 BTUh AC Condenser 4TTR5036N1000, (2) Trane 3 Ton 37000 BTUh M Series V/S Convertible Air Handler TEM4B0C37M31S & (3) Trane 10 kW (7.2-9.6 kW) 24600-32800 BTUh Single-Phase Electric Heater BAYHTR1510BRK w/ Breaker."
https://greenleafair.com/product/trane-3-ton-15-2-seer2-electric-hvac-system-with-install/