Your current AC unit
Older units from the 1990s are typically SEER 8-10. Units from 2006-2014 are SEER 13. Look on the yellow EnergyGuide sticker if unsure.
New AC unit
SEER 14 is the current federal minimum. SEER 16+ qualifies as high-efficiency. SEER 20+ is premium variable-speed.
Your usage and rates
Typical cooling hours: hot climate (Phoenix, Houston) 1800-2200, mixed climate 1000-1400, cool climate 400-800. US average electric rate is around $0.16/kWh.
Your savings
Annual savings
$0
0 kWh saved
10-year savings
$0
Over typical lifespan
Payback period
0 yrs
Time to break even
Current annual cost
$0
vs $0 with new unit
SEER (Seasonal Energy Efficiency Ratio) measures cooling output per watt-hour. A higher SEER means lower electricity use for the same cooling. Estimates do not include rebates, tax credits, or financing costs. Actual savings vary with climate, home efficiency, and thermostat habits.