Through-wallENERGY STAR
Frigidaire WallFit 12K
Cooling
12,000 BTU
Covers
550 ft²
Efficiency
10.5 CEER
Noise
59 dB
$570 est.
via partner retailers Through-wall ENERGY STAR
GE 12K Heat/Cool SmartHQ
by GE · Model AJEQ12DWJ
Year-round 12K heat/cool wall unit with built-in WiFi — the modern R32 successor to GE's AJEQ line.
Cooling
12,000 BTU
Covers
550 ft²
Efficiency
9.5 CEER
Noise
60 dB
$849 est.
typical street price · via Amazon Is 12,000 BTU right for your room? Run the sizing calculator
Strengths & trade-offs
Pros
- 10,600 BTU electric heat
- Built-in WiFi SmartHQ app
- Seacoast corrosion protection
Cons
- Needs 230V/20A outlet
- Priciest unit in class
What the GE 12K Heat/Cool SmartHQ costs to run
Estimated from this unit's 9.5 CEER rating at 8 hours/day of cooling, using average residential electricity rates for each US climate zone. Your usage and utility rate will shift these numbers — run the calculator for your exact room.
| Climate zone | Example regions | Est. cost / month |
|---|---|---|
| Cool North | Pacific NW, Upper Midwest, New England | $49 /mo |
| Mixed / Temperate | Mid-Atlantic, Midwest, Mountain | $52 /mo |
| Hot & Humid | Southeast, Gulf Coast, Texas | $42 /mo |
| Hot & Dry | Southwest, Desert | $45 /mo |
Full specifications
| Type | Through-wall air conditioner |
| Cooling capacity | 12,000 BTU |
| Rated coverage | 550 ft² |
| Efficiency | 9.5 CEER |
| Noise (low) | 60 dB |
| Smart features | App, Voice, Scheduling |
| ENERGY STAR | Yes |
| Model number | AJEQ12DWJ |
| Typical street price | $849 |
Specs from manufacturer data; price and ratings are snapshots and may vary. See how we evaluate.
Similar units
Full comparison table Compare it against
Through-wallENERGY STAR
Keystone 14K Through-Wall
Cooling
14,000 BTU
Covers
700 ft²
Efficiency
10.5 EER
Noise
57 dB
$600 est.
via partner retailersThrough-wallENERGY STAR
LG LT1016CER Through-Wall
Cooling
9,800 BTU
Covers
450 ft²
Efficiency
10.6 CEER
Noise
56 dB
$549 est.
via partner retailers