10. Koldfront WTC14012WCO230V 14,000 BTU, Cool Only,230V Air Conditioner – Through the WallStarting at number 10 we have the Koldfront WTC14012WCO230V 14,000 BTU, Cool Only,230V Air Conditioner – Through the Wall. As the name suggests, this is a cool only air conditioner that is best for small to medium-sized rooms.The other features of this wall conditioner are as follows:• 9. hOme 5000 BTU Window-Mounted Air Conditioner ,7-speed Window AC Unit Small Compact ,Quiet Mechanical Controls, Fan and cool Settings Indoor Room AC. Installation Kit Leaf Guards and Washable Filter .Next on the list is the hOme Window-Mounted Air Conditioner. This is a portable small sized air conditioner that is best for the small rooms in the house.The other features of this air conditioner are as follows:• 8. LG LT1016CER 115V Air Conditioner- Through-the-Wall+ Remote ControlThe next on our list is from one of the most trusted brands, LG. This is their LG LT1016CER 115V Air Conditioner- Through-the-Wall. The wall air conditioner has been designed to cool a room that is 450 sq ft in an area easily. 7. Frigidaire FFRA0511R1 Mini-Compact Air Conditioner with Mechanical Controls, 5, 000 BTU, 115V Window-MountedFrigidaire FFRA0511R1 5, Window-Mounted, Mini-Compact Air Conditioner with Mechanical Controls is the number 7 on our list, and this is most suitable for the people looking for portable air conditioners. 6. Keystone KSTAT12-1C Air Conditioner with “Follow Me” LCD Remote Control, Through-the-Wall, 12000 BTU 115VNumber 6 on our list of the best wall conditioners is the Keystone KSTAT12-1C 12000 BTU 115V Through-the-Wall Air Conditioner with “Follow Me.” This is another air conditioner that is suitable for big or small rooms and provides efficient cooling.The features of this air conditioner are as follows:• It has a 10.5 energy efficiency ratio.• It can easily cool a room up to 500 sq ft. The dehumidifier works at 2.5 pints an hour.• The remote that comes with the air conditioner is temperature sensitive and can be used to control the AC from anywhere in the room.5. Koldfront WTC8001W Air Conditioner with 3500 BTU Heater, 8,000 BTU- Through the WallAnother product from this great brand Koldfront is the ETC8001W through the wall air conditioner. This is one of the most cost-effective and versatile air conditioners that provides excellent cooling. The features of this air conditioner are as follows:• The air conditioner gives 8000 BTU cooling that covers 300 to 350 sq ft coverage in this area.• The air conditioner comes with a remote that helps in the easy setting of the temperature from any part of the room.• There are 4-way air direction louvers and three fan speed adjustments. Additionally 4 operation modes are also given.• It is compatible with the Koldfront wall air conditioner sleeve. 4. Pioneer WYS012-17 Air Conditioner ,Mini Split System Air Conditioner and Heat Pump, Inverter+ Ductless Wall Mount, 12000 BTU 115VPioneer is another leading electronics brand that makes the most durable air conditioners and other electric instruments in the industry. The Pioneer WYS012-17 Air Conditioner is one of the best wall air conditioners that you can get for your house. The features of this air conditioner are:• The air conditioner comes with a high-efficiency inverter and a ductless mini split heat pump system.• The air conditioner has a heating and a cooling system. It comes with a voltage of 110 to 120 v and 60 Hz.3. Frigidaire FFRH1822R2 Median Slide-Out Chassis Air Conditioner with Supplemental Heat Capability, 18500 BTU 230VFrigidaire is one of the best air conditioners available in the market hence we have included a lot of the products from this brand. The Frigidaire FFRH1822R2 Median Slide-Out Chassis Air Conditioner is the next wall conditioner on our list.The features of this air conditioner are as follows:• This is a two in one air conditioner that also doubles up as a heater. The supplement heat source provides an additional heat source every time the temperature is above 45 degrees.• The heater is perfect for a huge room up to 1050 sq ft.• There is also a dehumidifier that works for 5.5 per hour.• There are auto cool, sleep mode, 8 air directions and energy saver modes given in the air conditioner. 2. Frigidaire Air Conditioner with Temperature Sensing Remote Control, 12,000 BTU 115V- Through-the-WallNumber 2 on our list if the best wall air conditioners are the Frigidaire Through-the-Wall Air Conditioner that has a temperature sensing remote control. As the name suggests, this is a through the wall air conditioner that is best suited for any household and even big rooms.The features of this air conditioner are as follows:• The air conditioner uses a 115-volt electric outlet.• It can cool a room up to 550 sq fit instantly.• The remote comes with a touch sensor that helps in setting the temperature.• The dehumidification takes place at 3.3 pints per hour.1. Keystone KSTAT10-1C Air Conditioner with “Follow Me.”, 10000 BTU 115V – Through-the-WallKeystone, as we mentioned above, is one of the best air conditioner brands in the world and the Keystone KSTAT10-1C Through-the-Wall Air Conditioner is the number one on our list of the best wall air conditioners of 2018. This is one of the best air conditioners if you have a small house and want some power for cooling.Here are its additional features:• It has a 10.6 energy efficiency ratio.• It is suitable for all the through-wall installations and is easily installable.• It can easily cool a room that is 450 sq.ft. It also dehumidifies the room up to 2.3 points per hour.• There are three cooling speeds to choose from and 3 fan speeds. There is also an Auto cool function.• The air conditioner comes with an LCD remote that is helpful in controlling the temperature from anywhere in the room.