Antarctic Star 12,000 BTU Window Air Conditioners, U-Shaped Air Condtioner Unit Cools up to 550 Sq. Ft, 6 Modes 24H Timer Energy-saving Window AC Units, Full Window View, Easy to Install, White

Key Specifications

Product Dimensions
28.94 x 18.7 x 14.88 inches
Item Weight
60.4 pounds
Form Factor
Window, Portable
Warranty Description
1 Year Manufacturer
Batteries required
No
Capacity
60.39 Pounds

Reviewed by 143 people this week!

★★★★
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Antarctic Star
4.2
143 reviews
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Antarctic Star 12,000 BTU Window Air Conditioners, U-Shaped Air Condtioner Unit Cools up to 550 Sq. Ft, 6 Modes 24H Timer Energy-saving Window AC Units, Full Window View, Easy to Install, White

This Antarctic Star window air conditioner is a 12,000 BTU unit designed for cooling medium-sized spaces (up to ~550 square feet). It features an energy-saving design, remote control operation, a 24-hour timer, and a U-shaped (or “saddle/U-shaped”) form factor intended to make installation easier and allow partial window view even after mounting.

Free Shipping
2-Year Warranty
30-Day Returns

Key Features

Fast cooling: 12,000 BTU air conditioner cools living room, bedroom, dorm, office up to 400 square feet. R32 refrigerant used for efficient energy properties
6 functions: Cooling, fan, dehumidifier functions provide comfort in various weather conditions. Energy saving mode keeps your home comfortable without excessive energy use
Digital display & remote control: Easy-to-understand display with LED lights for nighttime adjustments. Remote control allows for convenient temperature control without leaving your seat
Smart temperature sensor: Mytemp sensor maintains desired temperature while using less energy, ensuring a suitable feeling
Easy to move: Lightweight design allows for easy movement between windows, providing cool comfort wherever needed

This Antarctic Star window air conditioner is a 12,000 BTU unit designed for cooling medium-sized spaces (up to ~550 square feet). It features an energy-saving design, remote control operation, a 24-hour timer, and a U-shaped (or “saddle/U-shaped”) form factor intended to make installation easier and allow partial window view even after mounting.

Available Styles & Variants

12,000 BTU Energy
10,000 BTU
5000 BTU

Key Considerations

1

Room size / cooling capacity — ensuring the 12,000 BTU matches the area you want to cool.

2

Energy efficiency & running cost — inverter vs non-inverter, efficiency rating, electricity consumption.

3

Installation & window compatibility — whether the unit fits your window frame, and ease of installation.

4

Noise level & comfort — how loud the unit is during operation, especially if for a bedroom/office.

5

Functionality & features — modes (cooling, fan, dehumidifier), timer, temperature control, ease of use.

6

Maintenance & durability — filter cleaning, unit build quality, longevity under local climate.

7

Local electricity/voltage compatibility — whether the unit’s power requirements suit your region (important if imported).

1

A 12,000 BTU rating aims to cool rooms up to about 550 sq ft. That makes this AC ideal for medium-sized living rooms, larger bedrooms, or small offices. If your room is much smaller, the AC may overcool; if much larger, it may struggle to maintain uniform temperature. Because this AC uses a “U-shaped” design — rather than a bulky slab — it can allow part of your window to remain usable after installation, and likely easier to fit in standard windows. That’s a big plus if you want natural light or ventilation even after mounting the AC.

These factors represent the most critical aspects that will impact your satisfaction with this product.

Customer Reviews

Great AC unit and cools everything. Good deal. May not be good for light sleepers.
2025-11-26T18:08:07.842Z

This a great cooling unit and it also looks very nice. It chills the room quickly and the quiet fan is quiet. I think it might be the compressor that makes noise when it hums and vibrates and that is only sound it makes .

U
lumosinthenox
Good Product So Far
2025-11-26T18:08:34.882Z

Got this for my tenant. She says it cools her apartment right down, even though it is just undersized for the volume it is cooling. Quiet too. Installed easily. My only complaint was that it got beat up in transit.

U
Manny

Frequently Asked Questions

Final Verdict

The Antarctic Star 12,000 BTU U-Shaped Window AC appears to be a well-balanced air conditioner for medium-sized rooms, combining decent cooling capacity, functional versatility (cooling, fan, dehumidifier), and user-friendly features (remote control, timer, easier installation). Its U-shaped design offers a practical advantage for window-mounted installation — especially if you value preserving window light/ventilation.