The Best Through The Wall Air Conditioner of 2024 - Review and Top Picks

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

Save money by purchasing two of Koldfront's most popular products together versus individually!

12000 BTU through the wall heat/cool air conditioner (WTC12001W) & wall sleeve (WTCSLV)

The wall sleeve is designed to securely fit Koldfront's line of through the wall air conditioners. PLEASE NOTE: Products will ship separately

12000 BTU cooling: 1330W/6.6A; 10600 BTU heating: 3450W/15.5A. Note: Heat function is only intended to provide supplemental heating in addition to an existing heat source.

Dehumidification capacity: approximately 60 pints/day; Input voltage: 220 V/60 Hz; EER 9.5

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

ENERGY STAR-RATED COOLING: With a 10.6 energy efficiency ratio (EER), this 10,000 BTU through the wall air conditioner can effectively cool rooms up to 450 sq. ft and dehumidify up to 2.3 pints per hour. (Product is not suitable for window installation). Perfect for large bedrooms, living rooms, or family rooms.

230-VOLT/20-AMP ELECTRICAL OUTLET REQUIRED: This air conditioner has a 6.5ft power cord with a NEMA 6-15P 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).

Width: 24" x Height: 14.5" x Depth: 20.625"

Type: Wall - Cooling Capacity (BTU): 12000 - Decibel Rating: 61 dBA

Energy Star - UL Certification - Remote Control - 3 Fan Speeds

Cooling Area - 550 sq. ft - 115 Volts - Weight: 90 lbs.

Warranty: 1 Year Full/5 Year Sealed System

14,000 BTU cooling; Coverage area 550-700 square feet; EER 9.4

PLEASE NOTE: This is a 230V unit and requires a 230V outlet; Plug type LCDI 6-15P (Unit will not work with a standard 115V outlet)

Dimensions: 14.5" H x 24.2" W x 20.3" D; Weight: 75.2 lbs

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 a 12,000 BTU version of this unit see model WTC12012WCO230V and 10,000 BTU see WTC10012WCO230V

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.

12,000 BTU cooling; Coverage area 450-550 square feet; EER 10.5; Remote control included; Input Voltage: 115 V/60 Hz

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 75.9 lbs; Dehumidifier function; Power cord length 6 1/2 ft

Includes wall sleeve; For unit without the wall sleeve see model WTC12002WCO115V

For a 10,000 BTU version of this model see model: WTC10002WCO115V and 8,000 BTUs see WTC8002WCO

Your purchase includes One LG 9,800 BTU 115V Air Conditioner in White | Through-the-Wall Remote Control & Installation Kit included

Air conditioner dimensions – 24” W x 14.41” H x 20.09” D | Weight – 70 lbs. | Indoor Noise Max rating – 56 dB | Voltage – 115V 60Hz

Performance: 10,000 BTU | Dehumidification: 2.9 pts/hr. | Estimated cooling area – 450 Sq. Ft. | Refrigerant – R32 | CEER – 10.6

LG air conditioners provide exceptional cooling power that will keep you and your family cool, comfortable, and in control with 3 different speeds

Operate with LED display and simple selection control panel, up/down temperature adjustments, and fan speed selection, using the full-featured remote without leaving your bed, workspace, or couch

Your purchase includes One LG 10,000 BTU Air Conditioner with 8,000 BTU suplemental heater | Through-the-Wall Remote Control & Installation Kit included

Air conditioner dimensions – 24” W x 14.41” H x 20.09” D | Weight – 65 lbs. | Indoor Noise Max rating – 56 dB | Voltage – 115V 6 0Hz

Performance: 8,000 BTU | Dehumidification: 2.1 pts/hr. | Estimated cooling area – 340 Sq. Ft. | Refrigerant – R32 | CEER – 10.6

LG air conditioners provide exceptional cooling power that will keep you and your family cool, comfortable, and in control with 3 different speeds

Operate with LED display and simple selection control panel, up/down temperature adjustments, and fan speed selection, using the full-featured remote without leaving your bed, workspace, or couch