20 Best Casement Air Conditioner Reviews - 2023 Comparison

Portable AC: Use our personal air conditioner & heater (16.5" x 11.7" x 27.9") in rooms up to 700 sq. ft. Stay cool in summer & warm in winter with our BLACK+DECKER air conditioning and heater in one.

4-in-1: Our 14000 btu portable air conditioner & 11,000 BTU heater has a dehumidifier & fan. This ac unit for bedroom (63 lbs.) comes with a remote control & top mounted control panel & LED display.

Great Features: Set the right temperature with this ac portable air conditioner. Our portable air conditioner and heater also has a slide-out washable filter, auto water evaporation, & 24-hour timer.

Easy Mobility: Thanks to casters on the bottom and side handles on both sides of the small air conditioner, this air cooler & heater and fan combo can be moved from room to room without any hassle.

Installation Kit: When it comes to fans that blow cold air, this indoor ac unit includes an easy-to-install window kit. A large, vented airflow outlet ushers in cool air bypassing window installation.

Energy efficient air conditioning unit cools rooms up to 150 square feet with standard 9 foot ceilings

Ideal for small spaces such as dorm rooms and RVs

Features include: 7 temperature settings, dual cooling and fan settings as well as adjustable air direction

Keeps air clean and fresh with inbuilt filter, which can be easily removed, washed, and reused

Includes a window-mounting kit with adjustable side panels that expand to fit standard windows

Fits standard windows with a minimum window height/width of 13 x 23 inches and max height/width of 36 inches

AWARD-WINNING: Good Housekeeping's 2022 "BEST OVERALL PORTABLE AIR CONDITIONER Provides powerful cooling over large areas"

POWERFUL & QUIET: 14,000 BTU (ASHRAE) / 9,500 BTU (SACC) cooling capacity; Noise level (dBA): <56

ADVANCED SELF-EVAPORATION: Dual hose operation; Cools up to a 500 square foot space (ambient temperature and humidity may influence optimum performance); Patented auto drain function fully exhausts all condensate automatically in most environments; Dehumidifying capacity: 71 pints per day; Air Flow (at high speed): 430 m3/h / 253 CFM; 3 fan speeds

MULTI-FUNCTIONAL & ENERGY SAVING: Three operational modes: Cool, Dehumidify, and Fan; Full thermostatic control (61°F – 89°F); Maximum power consumption: 1300 W / 11.6 A; Power supply: 115 V / 60Hz / 1 Phase; Eco-friendly CFC free Green R-32 refrigerant

EASY TO SETUP & PORTABLE: Extendable exhaust hose (up to 60″) 5.9"" diameter; Window kit dimension: 6.5″ W x 20″ L (minimum), 46″ (maximum); Unit dimensions: 19″ W x 16″ D x 35.5″ H; Activated carbon air filter and washable pre-filter

Specially designed for casement-window or sliding-window installation - installation kit included (Not suitable for standard-window installation)

10,000 BTU air conditioner cools a room up to 450 sq. ft. with dehumidification up to 3.4 pints per hour (Uses standard 115V electrical outlet)

Multi-speed electronic controls with 24-hr. on/off timer and full-function remote control

Auto cool, Energy Saver mode, Sleep mode, 4-way air direction and washable mesh filter with check filter alert

Energy Efficiency Ratio (EER): 10.4

Window height- 21.5 inch minimum / 40 inch maximum. Minimum window width- 15.5 inch

Multi-Speed Fan: Features three different fan speeds, for more cooling flexibility

Sleep Mode: Maximum comfort throughout the evening hours with the added benefit of energy savings. With Sleep Mode, the temperature gradually increases a few degrees over the evening

Programmable 24-Hour On/Off Timer: Customize times to fit your schedule for immediate comfort when you get home. The built in timer allows you to preset the unit to turn on and off in half hour increments

Effortless Temperature Control: Our air conditioners maintain the preset room temperature, so you will remain comfortable at all times

Remote Control: Allows you to precisely control the temperature and fan speed from across the room

Easy-to-Clean Washable Filter: Capture dust from the air and keep your dehumidifier working efficiently with our easy-to-clean washable filter

SpaceWise Adjustable Design Optional Side Panels: With the Adjustable Side Panels, the side panels will extend to best fit your window

Power Cord

Comes with an extra long three-prong cord — makes extension cords unnecessary

Compatible with our mounting bracket (B0872ZJCB9) and side panel (B0872Y4MCL). These accessories are sold separately

Beat the heat while remaining cool and happy on hot summer days

With 2344.57 W cooling power, enjoy a blast of cool air throughout your room

Effectively cools area of up to 350 Sq. ft., this air conditioner is perfect for bedrooms

Provides enough cooling in your room with 3 fan speeds

Full-function remote control allows you to precisely control the temperature and fan speed from across the room

Power source type: Corded Electric

Mounting type: Casement/Slider

Powerful Cooling: This super-light unit can be moved from room-to-room to provide 10,000 BTUs (5,900 BTU 2017 DOE Standard) of cool air where you need it most. Best used in spaces up to 250 square feet. 

3-in-1 Unit: The Aovia can cool your room or operate as a fan, but it can also act as a dehumidifier capable of removing 2.5 pints of water per hour. Keep your home comfortable no matter what climate you are in.

Easier Installation:  After connecting the heat exhaust hose, simply adjust the window panel using the quick-adjust knob and power up to let the cooling begin! The installation kit is included within the package. 

Auto Evaporation: There’s no need to empty collected water unless you are in a super humid environment. Your AC unit will cool more efficiently from the fan flinging the condensation water into the internal parts to cool them down.

Simple To Use: The LED control panel allows you to easily adjust the operating mode, fan speed, and temperature. The remote control allows you to change settings up to 20 ft away.

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

10000 BTU vertical window air conditioner engineered for spaces ranging in size from 400 to 450 square feet

Designed to fit casement (left to right sliding) windows ONLY, and will not fit windows that slide up and down. Fits windows 15-1/2" to 16-1/4" wide with a minimum height of 20-5/16" and a maximum height of 39-7/16" (If using the window panel retainer the window minimum height is 21-1/4")

Digital Display; Dehumidifier; Sleep Mode; 3 fan speeds; Remote control with 16ft range; Nema 5-15P plug type; CFM: 324, 294, 265

Energy Efficiency Ratio (EER): 10.4 with energy saver mode

Includes all installation hardware and weather seals for easy setup

10, 000 BTU cooling capacity

Electronic controls (remote control included); auto restart function, sleep, dry, and energy saver modes

Full range air direction control, slide-out filter access

Window mounting kit included. Voltage : 110-120 V. Minimum Operating Temperature (Cooling) : 60 degrees F

cULus listed, refrigerant