Central Air Conditioner Pricing
Analysis of 39,718 eBay listings for central air conditioning units.
What you'll usually pay
💡 Used ones cost about 9% more here.
👉 In short easy summary
High-capacity units (18,000-18,999 BTU) and premium brands like Cooper&Hunter offer the highest premiums, with deltas up to 1131%. The best value is found in units under 3,000 BTU, which trade at a 34% discount relative to the market median.
💚 Best value for your money
Price by btu cooling rating
Why? Prices scale with cooling power, ranging from 37.1 for 8000-8999 BTU to 635.99 for 18000-18999 BTU.
Price by brand
Why? Brand equity drives significant variance, from 46.99 for Unbranded to 800 for Cooper&Hunter.
Price by voltage
Why? Higher voltage requirements correlate with higher costs, from 55.66 for 120 V to 674.3 for 208/230 V.
🛒 Some on sale right now
Common questions
What is the median price for a new central air conditioner?
The median price for new units is 67.69.
Which brand is the most expensive on the market?
Cooper&Hunter has the highest median price at 800.
How do prices differ for high-BTU units?
Units in the 18,000-18,999 BTU range have a median price of 635.99, representing an 878% increase over the market median.
How we got these numbers
Worked out from 200 live eBay listings (price range $15–$1,270, odd outliers ignored). These are asking prices, so use them as a guide. Last checked July 26, 2026.