Best 18000 Btu Window Air Conditioner – Top 7 Picks and Reviews 2019

We took a look every review we could find and found the best of the best using our data-backed approach.

Here’s a look at the best 18000 Btu Window Air Conditioner

SaleBestseller No. 1
Frigidaire 18,000 BTU 230V Window-Mounted Median Air Conditioner with Temperature Sensing Remote...
30 Reviews
Frigidaire 18,000 BTU 230V Window-Mounted Median Air Conditioner with Temperature Sensing Remote...
  • 2016 energy star: 11.8 energy efficiency ratio (eer)
  • 18, 000 (high)/17, 700 (low) btu median air conditioner for window-mounted installation
  • Special 230V electrical outlet required (unit will not work with a standard 115V outlet). Noise Level dB (High)- 58. Noise Level dB (Low)- 53. Noise Level dB (Med)- 55
  • Quickly cools a room up to 1, 020 sq. Ft
  • Dehumidification up to 5.2 pints per hour
SaleBestseller No. 2
Frigidaire Energy Star 18,000 BTU 230V Window-Mounted Median Air Conditioner with Full-Function...
1 Reviews
Frigidaire Energy Star 18,000 BTU 230V Window-Mounted Median Air Conditioner with Full-Function...
  • Energy Star efficiency conserves energy and saves you money on your electric bill (11. 8 EER)
  • 18, 000 BTU median air conditioner for window-mounted installation
  • Special 230V electrical outlet required (Unit will not work with a standard 115V outlet)
  • Quickly cools a room up to 1020 sq. ft. with dehumidification up to 5. 2 pints per hour
  • After a power outage, Effortless Restart resumes operating at its previous settings once power is restored
SaleBestseller No. 3
Frigidaire Energy Star 15,000 BTU 115V Window-Mounted Median Air Conditioner with Full-Function...
6 Reviews
Frigidaire Energy Star 15,000 BTU 115V Window-Mounted Median Air Conditioner with Full-Function...
  • Energy Star efficiency conserves energy and saves you money on your electric bill (11. 8 EER)
  • 15, 000 BTU median air conditioner for window-mounted installation uses standard 115V electrical outlet
  • Quickly cools a room up to 850 sq. ft. with dehumidification up to 3. 8 pints per hour
  • Quiet operation on low (52 dBA) keeps you cool without keeping you awake
  • After a power outage, Effortless Restart resumes operating at its previous settings once power is restored
Bestseller No. 4
Frigidaire FFRH1822R2 18500 BTU 230V Median Slide-Out Chassis Air Conditioner with 16,000 BTU...
84 Reviews
Frigidaire FFRH1822R2 18500 BTU 230V Median Slide-Out Chassis Air Conditioner with 16,000 BTU...
  • Median air conditioner/supplemental heater with slide-out chassis for either window or wall installation (Window mounting kit included)
  • 18, 500 BTU cooling / 16, 000 BTU supplemental heating (Special 230V electrical outlet required - unit will not work with a standard 115V outlet)
  • Supplemental heat capability provides an additional heat source to your main heat source when outdoor temperatures are above 45 DegreeF. Amps (Cool): 7. 7 / 8. 3. Horsepower (Cool): 2. 49
  • For a room up to 1050 sq. ft. with dehumidification up to 5. 5 pints per hour, multi-speed electronic controls and full-function remote control
  • Plug Type LCDI 6-30P. CFM: 446
Bestseller No. 5
PIONEER Air Conditioner WYS018GMFI17RL Minisplit Heatpump, 18000 BTU-208/230V
694 Reviews
PIONEER Air Conditioner WYS018GMFI17RL Minisplit Heatpump, 18000 BTU-208/230V
  • Save money all year-round with a highly efficient ductless mini split inverter+ heat pump system
  • Ultra-silent and beautifully built: perfect for home or light commercial use
  • Use for both cooling and heating: 18000 BTU/hour, with 19 SEER and 10 HSPF efficiency
  • Comes with every needed component in the box, including an easy-install 16ft. copper piping kit
  • Free tech support and a 5 year coverage on the compressor
SaleBestseller No. 6
LG Energy Star Window Air Conditioner
18 Reviews
LG Energy Star Window Air Conditioner
  • 2016 energy star: 11.9 energy efficiency Ratio (EER)
  • Special 230V electrical outlet required (Unit will not work with a standard 115V outlet)
  • 18,000 BTUs Cools a room up to 1000 sq. Ft. Dry Air Flow (CFM):530
  • Dehumidification up to 4.9 pints per hour
  • 3 cooling speeds/3 fan speeds for cooling flexibility
SaleBestseller No. 7
LG 18,000 BTU Dual Inverter Remote Control Window Air Conditioner, White
9 Reviews
LG 18,000 BTU Dual Inverter Remote Control Window Air Conditioner, White
  • Up to 25% more energy efficient than the minimum ENERGYSTAR certification requirement with DUAL Inverter technology
  • Lo-Decibel Quiet Operation - down to 44 dB
  • LG SmartThinQ Technology smartphone control - works with Amazon Alexa and Google Assistant
  • 1000 sq ft cooling area
  • 4-speeds: 4 cooling and fan speeds with Auto Cool keep your cool under control three powerful cooling and fan speeds allow you to control the temperature of your room at your pace