Window ACs for 1,000 sq ft by certified BTU

1,000 sq ft needs 18,000 BTU/h on ENERGY STAR's sizing chart. Ranked by DOE certified BTU/h. DOE data as of 2026-11-03 · DOE source

Your room

  1. 332certified window ACs
  2. 26reach 18,000 BTU/h
  3. 0with a matched listing

Key findings

  • Of 26 window ACs whose DOE certified capacity covers 1,000 sq ft, the highest efficiency (CEER) is BLACK+DECKER BDM18C at 16 Btu/Wh (DOE data as of 2026-11-03). The median is 15.25 Btu/Wh.
  • None of the 26 window ACs whose DOE certified capacity covers 1,000 sq ft are matched to an Amazon listing as of 2026-11-03.
  • A 1,000 sq ft room needs 18,000 BTU/h on ENERGY STAR's sizing chart.

Certified, no Amazon listing matched

26 window ACs whose DOE certified capacity covers 1,000 sq ft, with no matched listing, as of 2026-11-03.
# Photo Model Labels Cooling, BTU/h CoversCEERWattsTypeHeat pump Brands
1
BLACK+DECKERBDM18C
  • CEER 16
  • Window
 18,000BTU/h, up to 1,000 sq ft 1,000 sq ft161,580WindowNo 1
2
Brothers102387
  • CEER 16
  • Window
 18,000BTU/h, up to 1,000 sq ft 1,000 sq ft161,580WindowNo 1
3
Carrier52WAC181BN8
  • CEER 16
  • Window
 18,000BTU/h, up to 1,000 sq ft 1,000 sq ft161,580WindowNo 1
4
GEAWHV18W**1
  • CEER 16
  • Window
 18,000BTU/h, up to 1,000 sq ft 1,000 sq ft161,640WindowNo 1
5
GEAWJ18H***1
  • CEER 16
  • Window
 18,000BTU/h, up to 1,000 sq ft 1,000 sq ft161,630WindowNo 1
6
Midea344374297
  • CEER 16
  • Window
 18,000BTU/h, up to 1,000 sq ft 1,000 sq ft161,580WindowNo 1
7
MideaMAW18RV1KWT
  • CEER 16
  • Window
 18,000BTU/h, up to 1,000 sq ft 1,000 sq ft161,580WindowNo 1
8
MideaMAW18S2KWT-A
  • CEER 16
  • Window
 18,000BTU/h, up to 1,000 sq ft 1,000 sq ft161,580WindowNo 1
9
MideaMWCUWH-18CRFN8-MCP0
  • CEER 16
  • Window
 18,000BTU/h, up to 1,000 sq ft 1,000 sq ft161,580WindowNo 1
10
Perfect Aire1PACV18000
  • CEER 16
  • Window
 18,000BTU/h, up to 1,000 sq ft 1,000 sq ft161,580WindowNo 1
11
SeasonsSW18V2
  • CEER 16
  • Window
 18,000BTU/h, up to 1,000 sq ft 1,000 sq ft161,580WindowNo 1
12
TCL344286225
  • CEER 16
  • Window
 18,000BTU/h, up to 1,000 sq ft 1,000 sq ft161,630WindowNo 1
13
WhirlpoolWHAW182INV
  • CEER 16
  • Window
 18,000BTU/h, up to 1,000 sq ft 1,000 sq ft161,630WindowNo 1
14
Midea344374281
  • CEER 13.8
  • Window
 23,000BTU/h, up to 1,400 sq ft 1,400 sq ft13.82,480WindowNo 1
15
LGLW2422IVSM
  • CEER 14.5
  • Window
 23,500BTU/h, up to 1,400 sq ft 1,400 sq ft14.52,570WindowNo 1
16
Carrier52WAC241BN8
  • CEER 13.8
  • Window
 24,000BTU/h, up to 1,500 sq ft 1,500 sq ft13.82,500WindowNo 1
17
GEAWHV24W**1
  • CEER 13.8
  • Window
 24,000BTU/h, up to 1,500 sq ft 1,500 sq ft13.82,850WindowNo 1
18
GEAWJ24H***1
  • CEER 13.8
  • Window
 24,000BTU/h, up to 1,500 sq ft 1,500 sq ft13.82,850WindowNo 1
19
MideaMAW24RV1KWT
  • CEER 13.8
  • Window
 24,000BTU/h, up to 1,500 sq ft 1,500 sq ft13.82,500WindowNo 1
20
MideaMAW24S2KWT-A
  • CEER 13.8
  • Window
 24,000BTU/h, up to 1,500 sq ft 1,500 sq ft13.82,500WindowNo 1
21
MideaMAW24V2KYWT-S
  • CEER 13.8
  • Window
 24,000BTU/h, up to 1,500 sq ft 1,500 sq ft13.82,500WindowNo 1
22
MideaMWCUWH-24CRFN8-MCM8
  • CEER 13.8
  • Window
 24,000BTU/h, up to 1,500 sq ft 1,500 sq ft13.82,500WindowNo 1
23
Perfect Aire1PACV24000
  • CEER 13.8
  • Window
 24,000BTU/h, up to 1,500 sq ft 1,500 sq ft13.82,500WindowNo 1
24
SeasonsSW24V2
  • CEER 13.8
  • Window
 24,000BTU/h, up to 1,500 sq ft 1,500 sq ft13.82,500WindowNo 1
25
TCL344286224
  • CEER 13.8
  • Window
 24,000BTU/h, up to 1,500 sq ft 1,500 sq ft13.82,810WindowNo 1
26
WhirlpoolWHAW242INV
  • CEER 13.8
  • Window
 24,000BTU/h, up to 1,500 sq ft 1,500 sq ft13.82,810WindowNo 1

Questions

How many BTU does a 1,000 sq ft room need?
18,000 BTU/h on ENERGY STAR's room air conditioner sizing chart. Add about 10% for a sunny room and 4,000 BTU/h for a kitchen.

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