10 Best Wall Air Conditioners - Top Rated And Buying Guide

SUPERIOR COOLING AND HEATING: With a 9.5 energy efficiency ratio (EER), this 12,000 BTU through the wall air conditioner can effectively cool rooms up to 550 sq. ft and dehumidify up to 2.5 pints per hour. (Product is not suitable for window installation). Integrated electric heater provides supplemental heating of 10,600 BTUs.

230-VOLT/20-AMP ELECTRICAL OUTLET REQUIRED: This air conditioner has a 6.5ft power cord with a NEMA 6-20P grounding plug that will not fit a standard 115V electrical outlet.

TEMPERATURE SENSING “FOLLOW ME” REMOTE CONTROL: With a thermostat built into the remote control, say good-bye to uneven room temperatures. The remote makes it easier to control the unit from anywhere in the room and its integrated thermostat signals the AC to cool the space based on where you are.

FRONT-ACCESS FILTER: Let’s face it. Filters collect dust. With our front-access design, cleaning that dusty filter is a piece of cake. Simply pull it out, vacuum or rinse and dry, and slide back into place. No hassle and no disassembly required.

GUARANTEED FIT: This air conditioner will fit in your existing 24.5” to 27” sleeve. We guarantee it. At 20.3” D x 24.2” W x 14.5” H, we provide the foam seals and installation kit necessary to retrofit your existing sleeve. If you don’t have a sleeve, the matching Keystone KSTSLV1 is also available for purchase (sold separately).

8,000 BTU cooling; Coverage area 300-350 square feet; EER 10.6; Remote control included

Temperature Range: 62° F - 86° F; Sleep mode; 24 hour timer; Energy saver feature; Control panel with digital display

Dimensions: 14.5" H x 24.2" W x 20.3" D; Weight 68.3 lbs; Dehumidifier function; Power cord length 6 1/2 ft; Plug Type: NEMA 5-15P

Compatible with the Koldfront wall air conditioner sleeve (WTCSLV) sold separately

For a 10,000 BTU version of this model see model: WTC10002WCO115V and 12,000 BTUs see WTC12002WCO115V

8,000 BTU cooling - 890 W/7.8A; 4,200 BTU heating - 1320W/12.0A Dimensions: 14.5" H x 24.2" W x 20.3" D

300-350 sq. ft. coverage area; Remote control included; 2 year warranty

4-way air directional louvers; Three (3) fan speeds; Four (4) operation modes

Compatible with the Koldfront wall air conditioner sleeve (WTCSLV) sold separately; to purchase with the sleeve see model WTC8001WKIT

Note: Heat function is only intended to provide supplemental heating in addition to an existing heat source.

8,000 BTU cooling - 890 W/7.8A; 4,200 BTU heating - 1320W/12.0A Dimensions: 14.5" H x 24.2" W x 20.3" D

300-350 sq. ft. coverage area; Remote control included; 2 year warranty

4-way air directional louvers; Three (3) fan speeds; Four (4) operation modes

Compatible with the Koldfront wall air conditioner sleeve (WTCSLV) sold separately; to purchase with the sleeve see model WTC8001WKIT

Note: Heat function is only intended to provide supplemental heating in addition to an existing heat source.

12000 BTU cooling: 1330W/6.6A; 10600 BTU heating: 3450W/15.5A

450-550 sq. ft. coverage area; remote control included

4-way air directional louvers; Three (3) fan speeds; Four (4) operation modes

Compatible with the Koldfront wall air conditioner sleeve (WTCSLV) sold separately

Dehumidification capacity: approximately 60 pints/day; Input voltage: 208/230 V/60 Hz; EER 9.5

HEAT/COOL AIR CONDITIONER: 8,000 BTU cooling capacity / 3,500 BTU supplemental heating capacity to effectively cool or heat your apartment, bedroom, living room, or home to the temperature that is right for you.

POWERFUL HEATING OPTION: Supplemental heat capability provides an additional heat source to your main heat source when outdoor temperatures are above 45°F for your convenience. The unit has 3 cooling speeds, 3 fan speeds, and 1 heat speed for multi-seasonal use.

FUNCTIONALITY: Designed for a room up to 350 sq. ft. with dehumidification up to 1.9 pints per hour. Has an adjustable 4-way air flow direction allows you to easily control the direction of the cool air!

EASY TO INSALL: with removable chassis for easy window and wall installation.

Special 230-volt/25-amp electrical outlet required (Unit will not work with a standard 115V outlet).

ENERGY STAR-RATED COOLING: With a 10.5 energy efficiency ratio (EER), this 12,000 BTU through the wall air conditioner can effectively cool rooms up to 550 sq. ft and dehumidify up to 2.5 pints per hour. (Product is not suitable for window installation).

TEMPERATURE SENSING FOLLOW ME REMOTE CONTROL: With a thermostat built into the remote control, say good-bye to uneven room temperatures. The remote makes it easier to control the unit from anywhere in the room and its integrated thermostat signals the AC to cool the space based on where you are.

FRONT-ACCESS FILTER: Let’s face it. Filters collect dust. With our front-access design, cleaning that dusty filter is a piece of cake. Simply pull it out, vacuum or rinse and dry, and slide back into place. No hassle and no disassembly required.

GUARANTEED FIT: This air conditioner will fit in your existing 24.5” to 27” sleeve. We guarantee it. At 20.3” D x 24.2” W x 14.5” H, we provide the foam seals and installation kit necessary to retrofit your existing sleeve. If you don’t have a sleeve, the matching Keystone KSTSLV1 is also available for purchase (sold separately).

ENERGY-CONSCIOUS OPTIONS: While there are 3 cooling modes and 3 fan speeds pre-programmed, you have flexibility. The Auto option will automatically ramp up and down the fan speed to keep you’re pre-set temperature constant. The Energy-saver mode conserves energy and saves you money by turning off the compressor once your desired temperature is reached.

SUPERIOR COOLING AND HEATING: With a 9.6 energy efficiency ratio (EER), this 8,000 BTU through the wall air conditioner can effectively cool rooms up to 350 sq. ft and dehumidify up to 2.1 pints per hour. (Product is not suitable for window installation). Integrated electric heater provides supplemental heating of 4,200 BTUs. Perfect for bedrooms, dens, studies, or home offices.

TEMPERATURE SENSING FOLLOW ME REMOTE CONTROL: With a thermostat built into the remote control, say good-bye to uneven room temperatures. The remote makes it easier to control the unit from anywhere in the room and its integrated thermostat signals the AC to cool or heat the space based on where you are.

FRONT-ACCESS FILTER: Let’s face it. Filters collect dust. With our front-access design, cleaning that dusty filter is a piece of cake. Simply pull it out, vacuum or rinse and dry, and slide back into place. No hassle and no disassembly required.

GUARANTEED FIT: This air conditioner will fit in your existing 24.5” to 27” sleeve. We guarantee it. At 20.3” D x 24.2” W x 14.5” H, we provide the foam seals and installation kit necessary to retrofit your existing sleeve. If you don’t have a sleeve, the matching Keystone KSTSLV1 is also available for purchase (sold separately).

ENERGY-CONSCIOUS OPTIONS: While there are 3 cooling modes, heating mode, and 3 fan speeds pre-programmed, you have flexibility. The Auto option will automatically ramp up and down the fan speed to keep you’re pre-set temperature constant. The Energy-saver mode conserves energy and saves you money by turning off the compressor once your desired temperature is reached.

14,000 BTU cooling; 10,600 BTU heating; 700 square feet coverage area; CEER: 9.3

PLEASE NOTE: This is a 230V unit and requires a 230V outlet; Plug type Nema 6-20P

Temperature Range: 62° F - 86° F; Sleep mode; 24 hour timer; Energy saver feature; Control panel with digital display; Remote control included; Dehumidifier function; Power cord length 6 1/2 ft

Compatible with the Koldfront wall air conditioner sleeve (WTCSLV) sold separately. For this model with the wall sleeve included see model number WTC14001WSLV

Dimensions: 20-3/8" D x 14-1/2" H x 24-1/4" W; Weight: 79 lbs

ENERGY EFFICIENT R-32 REFRIGERANT: With an energy efficiency ratio (EER) of 10.6, this Energy Star-rated air conditioner employs the most efficient refrigerant currently used in the industry. R-32 has a 67% lower score on the Global Warming Potential scale than industry-standard R410a, which is kinder to the planet while keeping you cool.

THROUGH THE WALL INSTALLATION: This 11,800 BTU air conditioner is suited for a through the wall installation. It is not properly vented for a standard window installation. Unit has dimension of 24” W x 20.1” D x 14.4” H and requires a wall sleeve of 24.5” to 27” in width (recommended – AXSVA1 or AXSVA4, sold separately).

CONFIDENT COOLING: This air conditioner features 3 cooling speeds and 3 pre-programmed modes meant to cool rooms up to 530 sq. ft using a turbo fan. Energy Saver mode keeps the fan running to circulate air but turns off the compressor when your desired room temperature is reached. Dry mode removes up to 3.9 pints of moisture per hour. 4-way air deflection gives you ultimate flexibility.

ACCESSORIES INCLUDED: A plastic, snap-together trim kit finishes the indoor installation, while a plastic mesh grille protects the outdoor. A washable, reusable filter, insulation foam, and a remote control are also included.