Best Ac Heater Window Unit – Top 7 Picks and Reviews 2020

We went through the reviews left by consumers and found the best of the best using data-driven technology.

Here’s a look at the best Ac Heater Window Unit

Bestseller No. 1
Koldfront WAC12001W 12,000 BTU 208/230V Heat/Cool Window Air Conditioner
178 Reviews
Koldfront WAC12001W 12,000 BTU 208/230V Heat/Cool Window Air Conditioner
  • 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
Bestseller No. 2
LG 12,000 BTU 230V Window-Mounted AIR Conditioner with 11,200 BTU Heat Function
113 Reviews
LG 12,000 BTU 230V Window-Mounted AIR Conditioner with 11,200 BTU Heat Function
  • Energy efficiency Ratio (EER): 11.3 (cooling)
  • Special 230V electrical outlet required (unit will not work with a standard 115V outlet)
  • 12,000 BTU cooling for rooms up to 550 sq. Ft
  • 11,200 BTU heating for Approx. 450 sq. Ft
  • 2 cooling speeds/2 heating speeds/2 fan speeds
Bestseller No. 3
Koldfront WAC25001W 208/230v 25,000 BTU Heat/Cool Window Air Conditioner - White
43 Reviews
Koldfront WAC25001W 208/230v 25,000 BTU Heat/Cool Window Air Conditioner - White
  • Coverage area: 1,500 sq. ft. (cool) 700 sq. ft. (heat); Three (3) fan speeds; Four (4) operation modes; 24 hour timer; 4-way air directional louvers
  • Moisture removal: 137 pints/day; 16,000 BTU heating 22.5A/4800W; 25,000 BTU cooling 11.3A/2660W
  • Fits windows between 31 & 42 wide; Minimum window height: 19.5; Dimensions 18.6" H x 26.5" W x 26.5" D
  • Please note: This unit requires a 30 Amp 230 Volt breaker to function properly. Plug type: LCDI 6-30P
  • PLEASE NOTE: Delivery will be curbside, inside delivery is not available. A valid phone number is required for delivery purposes, please ensure the correct phone number is provided in your shipping information when placing this order. ALSO NOTE: This window air conditioner does not require a wall sleeve
SaleBestseller No. 4
Koldfront WTC8001W 8,000 BTU Through the Wall Air Conditioner with 3500 BTU Heater
103 Reviews
Koldfront WTC8001W 8,000 BTU Through the Wall Air Conditioner with 3500 BTU Heater
  • 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.
Bestseller No. 5
SereneLife 10,000 Portable Air Conditioner + 9000 BTU Heater, 4-in-1 AC Unit with Built-in...
300 Reviews
SereneLife 10,000 Portable Air Conditioner + 9000 BTU Heater, 4-in-1 AC Unit with Built-in...
  • HANDY AND PORTABLE: The Serene Life Portable Air Conditioner System features a lightweight, handy, sleek body design intended to be used in the bedroom, living room, or garage at home or office. It features rolling wheels for easy portability
  • BUILT-IN DEHUMIDIFIER: You don’t only get the cooling effect of the portable AC, but it also helps reduce humidity levels, acts as purifier which makes your home less hospitable to allergens such as dust mites, mold, and mildew by selecting dehumidifier mode.Wipe with soft semi-dry cloth
  • 4 OPERATING MODES: The compact floor AC indoor cooler conditioning unit features a simple electric plug in operation and has 4 modes - cooling, heating, dehumidifier, and fan. Also features automatic swing mode w/ moving wind vent for maximum air circulation
  • REMOTE CONTROL: Features a digital touch button control panel which includes the power, mode, timer, temperature, and fan speed settings. Other functions such as unit selector (°C/°F), sleep key can be adjusted using the included remote control
  • GREAT FOR ALL YEAR ROUND: With 10, 000 BTU cooling power and 9, 000 BTU Heating power, this is the best option to save space and money. The cold air can cover a room up to 350+ sq. ft. , Air flow is rated at 290 m3/hr., moisture removal/dehumidifier at 15 liters/hr. w/ an operating noise level of only 52-56 dBa
Bestseller No. 6
TaoTronics TT-AC001 Window Air Conditioner 10000 BTU Window AC Unit with Remote Control, 3 Fan...
  • Quicker & Strongger Cooling Capacity: 10000 BTU window air conditioner is powerful enough to get fast and efficient air cooling for a single bedroom or small living room up to 460sq.ft.
  • 3-IN-1 Functionality: This new design window air conditioner combines the functionality of air conditioning, dehumidification, and fan-only mode. It’s able to remove excess moisture up to 2.6 pints per hour and provide 3 fan speeds to fit your specific needs.
  • Digital Display & Remote Control: All Functions can be set on LED Digital Display Panel or Remote Control Include Fan Speed Selection, Sleep Mode, 24-Hour Timer, ECO Mode, Auto Mode, and Fan Only.
  • Low Noise & Energy-Saving: Unlike normal window air conditoners, TaoTronics air conditioner is controlled by two independent motors, achieving the optimal balance between high performance and low noise. With a 12.0 energy efficiency rating(EER), this energy star certified air conditioner effectively save energy while keeping you stay cool and comfortable on hot summer days.
  • Quick & Easy Installation: Specially designed to fit windows (sliding up and down) from 24" to 40" wide with minimum height of 11.3", all window mounting kit are included for easy install. Reusable and Washable Air Filter can be easily slide out and washed with warm water and dish soap for best performance. Please Make Sure the Air Filter is Completely Dry Before Reinstalling).
Bestseller No. 7
Haier 18,000 BTU 230-Volt Smart Window Air Conditioner, Energy Star humidty-Meters, 230V
  • 18, 000 BTU ENERGY STAR Certified window air conditioner uses standard 230/208V electrical outlet (Easy window mounting kit and remote control included)
  • WiFi Connect. Wirelessly control window air conditioner functions from your smartphone. Work with Alexa, Google Assistant and Apple Homekit.
  • Energy Star CertifiedEnjoy the same great cooling power as standard units while using less energy. Quickly cools a room up to 1000 sq. ft. with dehumidification up to 4. 9 pints per hour
  • Digital controls, 3 cool speeds, 3 fan speeds, and 2-way air direction. Easy to clean air filter included.
  • Easy installation. fits windows 30 - 39 in wide, minimum height 19 1/8 in