10 Best Through The Wall Air Conditioner With Heater - Top Rated And Buying Guide

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

12,000 BTU 1100W/5.0A cooling; 11,000 BTU 3500W/16.0A heating functionality

450- 550 sq. ft. coverage area; Remote control included; 4 operation modes; Installation hardware and weather seals included; 4-way air directional louvers

Please note: Special 230V electrical outlet required (unit will not work with a standard 115V outlet)

For a cool only version of this unit see model # WAC12002WCO; energy saver mode; EER 10.9;

Window Width: 26 7/8" to 36"; Window Minimum Height: 16"; Input voltage: 208/230 V/60 Hz; PLEASE NOTE: This window air conditioner does not require a wall sleeve

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

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

Energy Star Rated: 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. Perfect for medium to large bedrooms, living rooms, basements, bathrooms, or family rooms. (Product is not suitable for window installation).

Smart Remote Control: With a thermostat built into the remote control, it's able to sense the temperature of the room and adjust as needed. The 'Follow Me' 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 for a reliable clean. An easy clean washable and reusable mesh filter makes maintenance hassle free. The unit will alert you through the Check Filter signal when it is time to clean.

Custom Cooling: 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. This AC unit is ideal for climate control in your home, apartment, bedroom, or living room.

Universal Fit: This air conditioner will fit in your existing 24. 5” to 27” durable 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), which allows for an easy, sturdy installation. Special 230-volt/20-amp electrical outlet required (Unit will not work with a standard 115V outlet)

Exceptional Cooling and Heating: This powerful through the wall air conditioner provides 12,000 BTUs of cooling power and 10,600 BTUs of heating power, and is best for spaces up to 550 sq. ft (not suitable for window installation). **PLEASE NOTE** An attached, 4.8ft plug will fit any 230V/20A electrical outlet, but will not operate with a standard 115V household electrical outlet.

Cooling and Heating Flexibility: With 8-way directional louvers, 3 cooling fan speeds, 3 heating speeds, 4 operation modes, and a temperature setting range of 62-86 degrees, you can customize your year-round comfort to fit your specific needs. On-board electronic controls are supplemented by a convenient remote control, and an integrated, programmable 24-hour timer completes the customization options.

Universal Fit Size: There is no need to worry about if your new Whirlpool air conditioner will fit in your existing sleeve. With dimensions of 20.3” D x 24.2” W x 14.5” H, the Whirlpool Through the Wall fits into sleeves 24.5”-27” wide and comes with a trim kit and rear grille to finish off the look.

Eco and Sleep Function: Nothing is better than a lower electric bill. The Eco Function and the Sleep Function save you money throughout the day and night while keeping you cool. Eco Mode conserves energy by turning off the compressor when your desired room temperature is reached. Sleep Mode adjusts the temperature and fan speed to make you more comfortable, using less energy without disturbing your sleep.

Easy Remove Filter: No need to take apart the unit to reach the filter. The Whirlpool AC unit features a quick-access filter for easy cleaning. Just pull the front handle on the unit, wipe the filter clean, and push back into the unit.

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 Options: 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 Install: with removable chassis for easy window and wall installation.

115-volt/25-amp electrical outlet required

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 - 230 Volts - Weight: 90 lbs.

Warranty: 1 Year Full/

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

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

Smart Remote Control: With a thermostat built into the remote control, it's able to sense the temperature of the room and adjust as needed. The 'Follow Me' 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 for a reliable clean. An easy clean washable and reusable mesh filter makes maintenance hassle free. The unit will alert you through the Check Filter signal when it is time to clean.

Universal Fit: This air conditioner will fit in your existing 24. 5” to 27” durable 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), which allows for an easy, sturdy installation.

Custom Cooling: 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. This AC unit is ideal for climate control in your home, apartment, bedroom, or living room.