Cowsar Quiet Window Air Conditioner
U-shaped window AC that cools rooms up to 450 sq.ft — as quiet as 42 dB.
or 4 interest-free installments of $29.75
Ships in 5–10 business days · Free US shipping
Engineered for real-world summers
Everything you need to know — from cooling power to noise levels — laid out in one place.
3-in-1 versatility, one sleek unit
Cool, dehumidify, and circulate air — all from one whisper-quiet window AC engineered for real-world summers.
Cool Mode
Powerful adjustable cooling from 62°F to 86°F. Three fan speeds keep every room exactly the way you like it.
Dry Mode
Pulls up to 68 pints of moisture per day — no more muggy nights, no more mildew hotspots.
Fan Mode
Circulate fresh air without active cooling. Perfect for cooler evenings and shoulder seasons.
Touchable LCD panel + remote control
Adjust everything from the couch or the bed. The included remote works from up to 16.5 feet away.
- 6 modesCool, Dry, Fan, Auto, Sleep, Energy Saver
- 3 fan speedsHigh, Low, Quiet
- 24h timerDelay on/off in 1h steps
- Filter resetAlerts you to clean the filter
Set up in minutes — no tools required
The U-shaped saddle design sits right on your windowsill. You can still open and close the window for fresh air whenever you like.
- Window type
- Double / single hung
- Window width
- 24″ – 48″
- Min opening height
- 16″
- Min height from floor
- 8″
- Max sill depth
- 11″
- Min clearance below
- 12″
Everything in one place
| Brand | COWSAR |
| Model | A5416W — 10,000 BTU U-Shaped |
| Cooling power | 10,000 BTU (12,000 BTU option available) |
| Coverage | Up to 450 sq.ft |
| Moisture removal | 68 pints / day |
| Noise level | ≤ 42 dB |
| Modes | Cool, Dry, Fan, Auto, Sleep, Energy Saver |
| Fan speeds | High / Low / Quiet |
| Timer | 1 – 24 hours |
| Voltage | 115 V |
| Refrigerant | R-410A |
| Product dimensions | 28.94"D × 18.7"W × 14.96"H |
| Warranty | 1 year + 100% money-back guarantee |
I have a 400 sq.ft living room and this thing dropped the temp 12°F in about 15 minutes. Install was truly tool-free — I did it by myself while my husband was at work. Ships arrived in a week, well packed.
Owned three window ACs before this. Nothing comes close. Genuinely silent at night. My wife stopped complaining about noise week one.
The LED display and honeycomb front look premium. I was expecting cheap plastic — this is not that. Sleep mode is my favorite, it dims the light AND drops fan speed automatically.
Went with the classic model for my garage workshop. 66°F in 100°F Arizona heat. It just works. Digital display is easy to read even in daylight.
Fits the window like a glove. Blue LCD is easy to read at night and the eco mode is quiet enough to sleep through. Cools 200 sq.ft in under 10 minutes.
EnergyGuide rating was way better than the unit I replaced. My electric bill actually dropped this month even though I've been running it more. No regrets.
Compact enough that it disappears behind my drapes. Cools the whole bedroom with the door closed. Delivery was fast and the box was in great shape.
So quiet you forget it's on. Cools my bedroom in under 10 minutes.
The compressor sits outside so the inside is dead silent. Sleep quality changed.
Installed in 15 minutes by myself. Wife thinks I'm a hero.
Answers before you buy
Will it fit my window?
It fits standard single- and double-hung windows between 24″ and 48″ wide with at least 16″ opening height and 11″ max sill depth. Measure before ordering.
How quiet is it really?
Because the compressor sits outside the window in the U-shape, indoor noise stays around 42 dB — quieter than most refrigerators.
What room size does it cool?
The 10,000 BTU unit is rated for up to 450 sq.ft. Choose the 12,000 BTU option for spaces up to 550 sq.ft.
How fast does it ship?
We ship with free US shipping within 5–10 business days.
Warranty and returns?
Every unit is backed by a 1-year manufacturer warranty and a 100% money-back guarantee.
Beat the heat. Sleep through the noise.
Save $130 today · Free US shipping · 1-year warranty
Get yours — $119or 4 interest-free payments of $29.75