Carrier 24ACA4

Trane 4TTR4

Amana ASX14

Compressor	Scroll, easily accessed through a side panel	Scroll and recip, accessed only through the top	Scroll, accessed through a corner panel
Refrigerant	Puron refrigerant with a powerful brand name	R-410a	R-410a
Cabinet Construction	Appliance grade post-painted steel for better overall and corrosion protection	Post-painted steel except for the pre-painted steel corner posts and the control panel	Post-painted steel on louvered panels only
Filter Drier	Field installed for optimal placement	Factory Installed	Factory Installed
Warranty	10 year compressor and 5 year parts	10 year compressor/coil and 5 year parts	10 year parts

The 24ACA4 Comfort Series Product is designed with robust durability in mind in a 14 SEER efficiency package. It features the Weather Armor cabinet construction and quiet operation.  The chassis has baked-on powder coated paint for a clean finish and has louvered coil guard that protects the integrity of the coil.  The Scroll technology single-speed compressor even sports a sound blanket to keep sound levels as low as 74 dB. With accessory kits, the 24ACA4 can be installed up to 200 feet from the evaporator coil and cool in ambient conditions down to -20 degrees. And, your comfort isn't coming at the expense of damaging the environment. The 24ACA4 features Branded Puron Refrigerant, a non-ozone depleting blend that is environmentally sound.