Window ACs for 450 sq ft by certified BTU

450 sq ft needs 10,000 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. 199reach 10,000 BTU/h
  3. 3with a matched listing

Key findings

  • Of 199 window ACs whose DOE certified capacity covers 450 sq ft, the highest efficiency (CEER) is LG LW1001CSY at 16.8 Btu/Wh (DOE data as of 2026-11-03). The median is 16 Btu/Wh.
  • 3 of the 199 window ACs whose DOE certified capacity covers 450 sq ft are matched to an Amazon listing as of 2026-11-03.
  • 6 of the 199 window ACs whose DOE certified capacity covers 450 sq ft are filed under two or more brand names: the same unit sold as different brands.

All 3 listed models that fit

As an Amazon Associate I earn from qualifying purchases.

3 window ACs whose DOE certified capacity covers 450 sq ft, matched to an Amazon listing, closest fit first. DOE data as of 2026-11-03. Download every model (CSV, JSON)
# Photo Model Labels Cooling, BTU/h CoversCEERWattsTypeHeat pump Brands Amazon
1 TCL KC-29/YXRDBp(E1/6)(080719) TCLKC-29/YXRDBp(E1/6)(080719)
  • CEER 16
  • Window
  • Sold under 2 brands
 10,000BTU/h, up to 450 sq ft 450 sq ft16880WindowNo 2 Check price on Amazon
2 TCL T12WV4S TCLT12WV4S
  • CEER 16
  • Window
 12,000BTU/h, up to 550 sq ft 550 sq ft161,120WindowNo 1 Check price on Amazon
3 TCL T14WV9S TCLT14WV9S
  • CEER 16
  • Window
 14,000BTU/h, up to 700 sq ft 700 sq ft161,270WindowNo 1 Check price on Amazon

Certified, no Amazon listing matched

Top 100 of 196 window ACs whose DOE certified capacity covers 450 sq ft, with no matched listing, as of 2026-11-03.
# Photo Model Labels Cooling, BTU/h CoversCEERWattsTypeHeat pump Brands
1
LGLW1001CSY
  • CEER 16.8
  • Window
 10,000BTU/h, up to 450 sq ft 450 sq ft16.8880WindowNo 1
2
BLACK+DECKERBDM10C
  • CEER 16
  • Window
 10,000BTU/h, up to 450 sq ft 450 sq ft16910WindowNo 1
3
DurastarDRWAC101XVB1
  • CEER 16
  • Window
 10,000BTU/h, up to 450 sq ft 450 sq ft16910WindowNo 1
4
GEAWHV10***2
  • CEER 16
  • Window
 10,000BTU/h, up to 450 sq ft 450 sq ft16940WindowNo 1
5
GEPWJV10W**2
  • CEER 16
  • Window
  • Sold under 2 brands
 10,000BTU/h, up to 450 sq ft 450 sq ft16940WindowNo 2
6
Hisense143-1383-3
  • CEER 16
  • Window
 10,000BTU/h, up to 450 sq ft 450 sq ft16800WindowNo 1
7
HisenseAW-10TW1RAGUE75
  • CEER 16
  • Window
 10,000BTU/h, up to 450 sq ft 450 sq ft16800WindowNo 1
8
HisenseAW-10TW1RZAU70
  • CEER 16
  • Window
 10,000BTU/h, up to 450 sq ft 450 sq ft16830WindowNo 1
9
HisenseAWUS1027TW
  • CEER 16
  • Window
 10,000BTU/h, up to 450 sq ft 450 sq ft16830WindowNo 1
10
HisenseHLW1027TW
  • CEER 16
  • Window
 10,000BTU/h, up to 450 sq ft 450 sq ft16830WindowNo 1
11
Midea1010451479
  • CEER 16
  • Window
 10,000BTU/h, up to 450 sq ft 450 sq ft16920WindowNo 1
12
Midea1014264129
  • CEER 16
  • Window
 10,000BTU/h, up to 450 sq ft 450 sq ft16920WindowNo 1
13
MideaMAW10RV1KWT
  • CEER 16
  • Window
 10,000BTU/h, up to 450 sq ft 450 sq ft16910WindowNo 1
14
MideaMAW10S1KWT-A
  • CEER 16
  • Window
 10,000BTU/h, up to 450 sq ft 450 sq ft16910WindowNo 1
15
MideaMAW10U1KWT
  • CEER 16
  • Window
 10,000BTU/h, up to 450 sq ft 450 sq ft161,020WindowNo 1
16
MideaMAW10U1KWT-A
  • CEER 16
  • Window
 10,000BTU/h, up to 450 sq ft 450 sq ft16910WindowNo 1
17
MideaMAW10U1KWT-M
  • CEER 16
  • Window
 10,000BTU/h, up to 450 sq ft 450 sq ft161,020WindowNo 1
18
MideaMAW10U2QWT
  • CEER 16
  • Window
 10,000BTU/h, up to 450 sq ft 450 sq ft16920WindowNo 1
19
MideaMAW10V1KYWT-S
  • CEER 16
  • Window
 10,000BTU/h, up to 450 sq ft 450 sq ft16910WindowNo 1
20
MideaMAW10V1QWBL-T
  • CEER 16
  • Window
 10,000BTU/h, up to 450 sq ft 450 sq ft161,020WindowNo 1
21
MideaMAW10V1WWT
  • CEER 16
  • Window
 10,000BTU/h, up to 450 sq ft 450 sq ft16900WindowNo 1
22
MideaMAW10V1WWT-T
  • CEER 16
  • Window
 10,000BTU/h, up to 450 sq ft 450 sq ft16900WindowNo 1
23
MideaMWAUQB-10CRFN8-BCP0
  • CEER 16
  • Window
 10,000BTU/h, up to 450 sq ft 450 sq ft16920WindowNo 1
24
MideaMWEUWA-10CRFN8-BCP0
  • CEER 16
  • Window
 10,000BTU/h, up to 450 sq ft 450 sq ft16900WindowNo 1
25
MideaMWFUQB-10CRFN8-BCP0
  • CEER 16
  • Window
 10,000BTU/h, up to 450 sq ft 450 sq ft161,020WindowNo 1
26
MideaMWFUWA-10CRFN8-BCP0
  • CEER 16
  • Window
 10,000BTU/h, up to 450 sq ft 450 sq ft16910WindowNo 1
27
Perfect Aire1PACV10000
  • CEER 16
  • Window
 10,000BTU/h, up to 450 sq ft 450 sq ft16910WindowNo 1
28
SeasonsSW10VB1
  • CEER 16
  • Window
 10,000BTU/h, up to 450 sq ft 450 sq ft16910WindowNo 1
29
TCL344286213
  • CEER 16
  • Window
 10,000BTU/h, up to 450 sq ft 450 sq ft16900WindowNo 1
30
TCLT10WV3S
  • CEER 16
  • Window
 10,000BTU/h, up to 450 sq ft 450 sq ft16900WindowNo 1
31
TCLT10WV9S
  • CEER 16
  • Window
 10,000BTU/h, up to 450 sq ft 450 sq ft16900WindowNo 1
32
WhirlpoolWHAW101INV
  • CEER 16
  • Window
 10,000BTU/h, up to 450 sq ft 450 sq ft16900WindowNo 1
33
Brothers102397
  • CEER 14.1
  • Through the wall
 10,000BTU/h, up to 450 sq ft 450 sq ft14.1900Through the wallNo 1
34
Brothers102399
  • CEER 14.1
  • Through the wall
 10,000BTU/h, up to 450 sq ft 450 sq ft14.1880Through the wallNo 1
35
DurastarDRTAC101XVB1
  • CEER 14.1
  • Through the wall
 10,000BTU/h, up to 450 sq ft 450 sq ft14.1900Through the wallNo 1
36
DurastarDRTAC102XVB1
  • CEER 14.1
  • Through the wall
 10,000BTU/h, up to 450 sq ft 450 sq ft14.1880Through the wallNo 1
37
DurastarDRTHC102XVB1
  • CEER 14.1
  • Through the wall
 10,000BTU/h, up to 450 sq ft 450 sq ft14.1880Through the wallNo 1
38
MideaMAT10H2FWTK
  • CEER 14.1
  • Through the wall
 10,000BTU/h, up to 450 sq ft 450 sq ft14.1880Through the wallNo 1
39
MideaMAT10H2SWTK
  • CEER 14.1
  • Through the wall
 10,000BTU/h, up to 450 sq ft 450 sq ft14.1880Through the wallNo 1
40
MideaMAT10R1FWTK
  • CEER 14.1
  • Through the wall
 10,000BTU/h, up to 450 sq ft 450 sq ft14.1900Through the wallNo 1
41
MideaMAT10R1SWTK
  • CEER 14.1
  • Through the wall
 10,000BTU/h, up to 450 sq ft 450 sq ft14.1900Through the wallNo 1
42
MideaMAT10R2FWTK
  • CEER 14.1
  • Through the wall
 10,000BTU/h, up to 450 sq ft 450 sq ft14.1880Through the wallNo 1
43
MideaMAT10R2SWTK
  • CEER 14.1
  • Through the wall
 10,000BTU/h, up to 450 sq ft 450 sq ft14.1880Through the wallNo 1
44
MideaMT10VB1
  • CEER 14.1
  • Through the wall
 10,000BTU/h, up to 450 sq ft 450 sq ft14.1900Through the wallNo 1
45
MideaMT10VB2
  • CEER 14.1
  • Through the wall
 10,000BTU/h, up to 450 sq ft 450 sq ft14.1880Through the wallNo 1
46
MideaMWEUTW-10CRFN8-BCN1
  • CEER 14.1
  • Through the wall
 10,000BTU/h, up to 450 sq ft 450 sq ft14.1900Through the wallNo 1
47
MideaMWEUTW-10CRFN8-MCN1
  • CEER 14.1
  • Through the wall
 10,000BTU/h, up to 450 sq ft 450 sq ft14.1880Through the wallNo 1
48
MideaMWEUTW-10ERFN8-MCN1
  • CEER 14.1
  • Through the wall
 10,000BTU/h, up to 450 sq ft 450 sq ft14.1880Through the wallNo 1
49
PelonisPAT10H2KWT
  • CEER 14.1
  • Through the wall
 10,000BTU/h, up to 450 sq ft 450 sq ft14.1880Through the wallNo 1
50
PelonisPAT10R1KWT
  • CEER 14.1
  • Through the wall
 10,000BTU/h, up to 450 sq ft 450 sq ft14.1900Through the wallNo 1
51
Perfect Aire1PATWV10000
  • CEER 14.1
  • Through the wall
 10,000BTU/h, up to 450 sq ft 450 sq ft14.1900Through the wallNo 1
52
Perfect Aire1PATWV10002
  • CEER 14.1
  • Through the wall
 10,000BTU/h, up to 450 sq ft 450 sq ft14.1880Through the wallNo 1
53
Perfect Aire1PATWVH10002
  • CEER 14.1
  • Through the wall
 10,000BTU/h, up to 450 sq ft 450 sq ft14.1880Through the wallNo 1
54
SeasonsST10VA2-H
  • CEER 14.1
  • Through the wall
 10,000BTU/h, up to 450 sq ft 450 sq ft14.1880Through the wallNo 1
55
SeasonsST10VB1
  • CEER 14.1
  • Through the wall
 10,000BTU/h, up to 450 sq ft 450 sq ft14.1900Through the wallNo 1
56
SeasonsST10VB2
  • CEER 14.1
  • Through the wall
 10,000BTU/h, up to 450 sq ft 450 sq ft14.1880Through the wallNo 1
57
DeyeDAWA2-ACDC1-12KR2(US)
  • CEER 16.5
  • Through the wall
 11,000BTU/h, up to 450 sq ft 450 sq ft16.5950Through the wallNo 1
58
Hisense143-1386-6
  • CEER 16
  • Window
 11,500BTU/h, up to 450 sq ft 450 sq ft161,050WindowNo 1
59
HisenseAW-12TR1RZBUE75
  • CEER 16
  • Window
 11,500BTU/h, up to 450 sq ft 450 sq ft161,050WindowNo 1
60
HisenseAW-12TW1RZAU70
  • CEER 16
  • Window
 11,500BTU/h, up to 450 sq ft 450 sq ft161,050WindowNo 1
61
HisenseAWUS1227TW
  • CEER 16
  • Window
 11,500BTU/h, up to 450 sq ft 450 sq ft161,050WindowNo 1
62
HisenseHLAW1227TW
  • CEER 16
  • Window
 11,500BTU/h, up to 450 sq ft 450 sq ft161,050WindowNo 1
63
BLACK+DECKERBDM12C
  • CEER 16
  • Window
 12,000BTU/h, up to 550 sq ft 550 sq ft161,120WindowNo 1
64
Brothers102073
  • CEER 16
  • Window
 12,000BTU/h, up to 550 sq ft 550 sq ft161,120WindowNo 1
65
Brothers102375
  • CEER 16
  • Window
 12,000BTU/h, up to 550 sq ft 550 sq ft161,050WindowNo 1
66
Carrier52WAC121BN8
  • CEER 16
  • Window
 12,000BTU/h, up to 550 sq ft 550 sq ft161,120WindowNo 1
67
DurastarDRWAC121XVB1
  • CEER 16
  • Window
 12,000BTU/h, up to 550 sq ft 550 sq ft161,120WindowNo 1
68
DurastarDRWHC122XVB1
  • CEER 16
  • Window
 12,000BTU/h, up to 550 sq ft 550 sq ft161,050WindowNo 1
69
GEPWJV12W**2
  • CEER 16
  • Window
  • Sold under 2 brands
 12,000BTU/h, up to 550 sq ft 550 sq ft161,010WindowNo 2
70
GEPWJV12W**3
  • CEER 16
  • Window
  • Sold under 2 brands
 12,000BTU/h, up to 550 sq ft 550 sq ft161,070WindowNo 2
71
MideaMAW12HN1KWT
  • CEER 16
  • Window
 12,000BTU/h, up to 550 sq ft 550 sq ft161,050WindowNo 1
72
MideaMAW12HS1KWT-A
  • CEER 16
  • Window
 12,000BTU/h, up to 550 sq ft 550 sq ft161,050WindowNo 1
73
MideaMAW12RV1KWT
  • CEER 16
  • Window
 12,000BTU/h, up to 550 sq ft 550 sq ft161,120WindowNo 1
74
MideaMAW12S1KWT-A
  • CEER 16
  • Window
 12,000BTU/h, up to 550 sq ft 550 sq ft161,120WindowNo 1
75
MideaMAW12S1KWT-B
  • CEER 16
  • Window
 12,000BTU/h, up to 550 sq ft 550 sq ft161,120WindowNo 1
76
MideaMAW12U1KWT
  • CEER 16
  • Window
 12,000BTU/h, up to 550 sq ft 550 sq ft161,260WindowNo 1
77
MideaMAW12U1KWT-A
  • CEER 16
  • Window
 12,000BTU/h, up to 550 sq ft 550 sq ft161,120WindowNo 1
78
MideaMAW12U1KWT-M
  • CEER 16
  • Window
 12,000BTU/h, up to 550 sq ft 550 sq ft161,260WindowNo 1
79
MideaMAW12V1KWT-A
  • CEER 16
  • Window
 12,000BTU/h, up to 550 sq ft 550 sq ft161,260WindowNo 1
80
MideaMAW12V1KYWT-S
  • CEER 16
  • Window
 12,000BTU/h, up to 550 sq ft 550 sq ft161,260WindowNo 1
81
MideaMAW12V1QWBL-T
  • CEER 16
  • Window
 12,000BTU/h, up to 550 sq ft 550 sq ft161,260WindowNo 1
82
MideaMAW12V1WBK
  • CEER 16
  • Window
 12,000BTU/h, up to 550 sq ft 550 sq ft161,130WindowNo 1
83
MideaMAW12V1WBK-T
  • CEER 16
  • Window
 12,000BTU/h, up to 550 sq ft 550 sq ft161,130WindowNo 1
84
MideaMAW12V1WWT
  • CEER 16
  • Window
 12,000BTU/h, up to 550 sq ft 550 sq ft161,130WindowNo 1
85
MideaMAW12V1WWT-T
  • CEER 16
  • Window
 12,000BTU/h, up to 550 sq ft 550 sq ft161,130WindowNo 1
86
MideaMWAUQB-12CRFN8-BCP0
  • CEER 16
  • Window
 12,000BTU/h, up to 550 sq ft 550 sq ft161,260WindowNo 1
87
MideaMWEUWA-12CRFN8-BCP0
  • CEER 16
  • Window
 12,000BTU/h, up to 550 sq ft 550 sq ft161,130WindowNo 1
88
MideaMWFUWA-12CRFN8-BCP0
  • CEER 16
  • Window
 12,000BTU/h, up to 550 sq ft 550 sq ft161,120WindowNo 1
89
MideaMWFUWA-12ERFN8-MCP0
  • CEER 16
  • Window
 12,000BTU/h, up to 550 sq ft 550 sq ft161,050WindowNo 1
90
Perfect Aire1PACV12000
  • CEER 16
  • Window
 12,000BTU/h, up to 550 sq ft 550 sq ft161,120WindowNo 1
91
Perfect Aire1PACVH12000
  • CEER 16
  • Window
 12,000BTU/h, up to 550 sq ft 550 sq ft161,050WindowNo 1
92
SeasonsSW12VA2-H
  • CEER 16
  • Window
 12,000BTU/h, up to 550 sq ft 550 sq ft161,050WindowNo 1
93
SeasonsSW12VB1
  • CEER 16
  • Window
 12,000BTU/h, up to 550 sq ft 550 sq ft161,120WindowNo 1
94
TCL344286218
  • CEER 16
  • Window
 12,000BTU/h, up to 550 sq ft 550 sq ft161,110WindowNo 1
95
TCLKC-35/YXRDBp(E1/6)(080737)
  • CEER 16
  • Window
  • Sold under 2 brands
 12,000BTU/h, up to 550 sq ft 550 sq ft161,140WindowNo 2
96
WhirlpoolWHAW121INV
  • CEER 16
  • Window
 12,000BTU/h, up to 550 sq ft 550 sq ft161,110WindowNo 1
97
DurastarDRWHPC121XVB1
  • CEER 14.4
  • Window
  • Heat pump
 12,000BTU/h, up to 550 sq ft 550 sq ft14.41,260WindowYes 1
98
MideaMAW12HV1KWT-A
  • CEER 14.4
  • Window
  • Heat pump
 12,000BTU/h, up to 550 sq ft 550 sq ft14.41,260WindowYes 1
99
MideaMWAUQB-12HRFN8-BCN4
  • CEER 14.4
  • Window
  • Heat pump
 12,000BTU/h, up to 550 sq ft 550 sq ft14.41,260WindowYes 1
100
Brothers102377
  • CEER 13.9
  • Through the wall
 12,000BTU/h, up to 550 sq ft 550 sq ft13.91,140Through the wallNo 1

96 more certified models without a listing are in the free dataset and on their brand pages.

Questions

How many BTU does a 450 sq ft room need?
10,000 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.

More window AC lists