# Where to Buy Air Conditioner in Connecticut

Air conditioners range from a few hundred dollars for a window unit to several thousand for central or ductless mini-split systems. Cooling capacity, efficiency rating, and installation complexity explain most of the gap. Portable units cost less to buy but are often less efficient than window or wall-mounted designs.

Last updated: October 2, 2026

## Price range

- Low: $150
- High: $3,000
- Currency: USD

## What to look for

- BTU capacity must match the room size for efficient cooling
- Higher SEER ratings lower running costs but raise the price
- Window and portable units cost less than mini-splits
- Professional installation drives central and ductless pricing

## Where to buy Air Conditioner

As an Amazon Associate we earn from qualifying purchases made through these links.

- [GE 6,000 BTU DOE Portable Air Conditioner for Small Rooms up to 250 Sq Ft, Compact 3-in-1 AC Unit with Dehumidifier & Fan, No-Drain Auto Evaporation, Ez Install Kit, White](https://www.amazon.com/dp/B0DLPZSVLY?tag=npat05-20&linkCode=osi&th=1&psc=1) (paid link)
- [Newair Evaporative Air Cooler | AC Portable Air Conditioner Alternative with 1,600 CFM Airflow | Room Cooling Fan for Bedroom, Garage & Indoor Use | White](https://www.amazon.com/dp/B09MWNM4VF?tag=npat05-20&linkCode=osi&th=1&psc=1) (paid link)

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## Frequently asked questions

### What size air conditioner do I need?

Measure the room's square footage and account for sun exposure, ceiling height, and occupants. An oversized unit cools fast but cycles on and off, wasting energy. A manual J load calculation gives the most accurate answer.

### Window, portable, or mini-split?

Window units are affordable and efficient but block the view and need a suitable opening. Portables are easy to place but less efficient. Mini-splits cost more and cool best without ductwork.

### Do higher SEER ratings save money?

Yes over time, because they use less electricity per unit of cooling. The savings depend on climate and how often you run it. In hot regions, the payback comes faster.

Source: https://howmuchcosts.com/connecticut/air-conditioner/