|How to Buy an Energy-Efficient Central Air Conditioner|
|How to Buy an Energy-Efficient Central Air Conditioner
Information about energy-efficient central air conditioners in this section includes the following:
Also provided is a portable document format version of How to Buy an Energy-Efficient Central Air Conditioner (). .
11.0 or more EER
13.0 or more SEERc
10.5 or more EER
12.0 or more SEERc
a Split system and single package units with capacity under 65,000 Btuh are covered here. This analysis excludes window units and packaged terminal units.
b This efficiency recommendation meets ENERGY STAR? specification effective October 1, 2002.
c SEER (seasonal energy efficiency ratio) is the total cooling output (in Btu) provided by the unit during its normal annual usage period for cooling divided by the total energy input (in Wh) during the same period. Based on DOE test procedure, see 10 CFR 430, Sub-Part B, Appendix M.
Annual Energy Use