Best Large Portable Air Conditioners for Basement in 2025
Updated on June 2025
#1
Recommended
18% Off
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- Energy-efficient air conditioner with a cost of under 50 cents per day for cooling rooms up to 450 sq. ft.
- 3-in-1 functionality: cool, fan, and dehumidifier modes for year-round comfort.
- Efficient circulation provides quick cooling across large spaces, ensuring consistent temperature control.
- User-friendly panel and remote control for easy adjustments from 16 ft away, suitable for various users including seniors.
- 24-hour timer and smart sleep mode for customizable cooling schedules, operates at a quiet 46dB to minimize noise disturbance.
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- Energy-efficient air conditioner with a cost of under 50 cents per day for cooling rooms up to 450 sq. ft.
- 3-in-1 functionality: cool, fan, and dehumidifier modes for year-round comfort.
- Efficient circulation provides quick cooling across large spaces, ensuring consistent temperature control.
- User-friendly panel and remote control for easy adjustments from 16 ft away, suitable for various users including seniors.
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#2
Value for Money
27% Off
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- High cooling efficiency with a 10,000 BTU compressor, effectively cooling rooms up to 450 sq.ft. within 5 minutes.
- 3-in-1 functionality as a cooler, fan, and dehumidifier, offering temperature control down to 61℉ and adjustable fan speeds for improved air circulation.
- Noise levels kept below 40 dB for a quiet operation, utilizing eco-friendly R32 refrigerant for enhanced efficiency and reduced energy costs with a CEER of up to 7.0.
- Compact and portable design with built-in handles and wheels, easy installation with window kits for various window types without drilling required.
- User-friendly features include a 24-hour timer, sleep mode for quieter operation, and a child lock for added safety during use.
- Convenient control options with a remote and easy-to-clean washable filter for maintenance.
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- High cooling efficiency with a 10,000 BTU compressor, effectively cooling rooms up to 450 sq.ft. within 5 minutes.
- 3-in-1 functionality as a cooler, fan, and dehumidifier, offering temperature control down to 61℉ and adjustable fan speeds for improved air circulation.
- Noise levels kept below 40 dB for a quiet operation, utilizing eco-friendly R32 refrigerant for enhanced efficiency and reduced energy costs with a CEER of up to 7.0.
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#3
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- Cools rooms up to 360 sq ft, perfect for maintaining comfort during hot summer days.
- 8,000 BTU unit with four modes: cooling, sleep, dehumidification, and fan. Includes installation kit for easy setup.
- Features dehumidifying function for efficient cooling and drying, with both manual and automatic drainage options.
- LCD touch control panel with remote access, allowing for temperature adjustments and timer settings from 63-88°F.
- Easy to move with silent wheels and side handles; washable filter for dust protection; operates at low noise levels of 50 dB and 36.1 dB in sleep mode.
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- Cools rooms up to 360 sq ft, perfect for maintaining comfort during hot summer days.
- 8,000 BTU unit with four modes: cooling, sleep, dehumidification, and fan. Includes installation kit for easy setup.
- Features dehumidifying function for efficient cooling and drying, with both manual and automatic drainage options.
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#4
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- Cooling capacity of 12,000 BTU (ASHRAE) / 7,800 BTU (SACC), suitable for spaces up to 400 sq. ft.
- 3-in-1 functionality with cool, fan, and dry modes; dehumidification capacity of up to 43.2L/day with self-evaporating operation.
- Easy installation with included exhaust hose and window sealing kit; no additional tools required.
- Portable design with 4 casters for easy mobility; features LED display, remote control, and 24-hour timer for convenience.
- 1-year warranty and lifetime tech support available for customer assistance.
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- Cooling capacity of 12,000 BTU (ASHRAE) / 7,800 BTU (SACC), suitable for spaces up to 400 sq. ft.
- 3-in-1 functionality with cool, fan, and dry modes; dehumidification capacity of up to 43.2L/day with self-evaporating operation.
- Easy installation with included exhaust hose and window sealing kit; no additional tools required.
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#5
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- 8500 BTU cooling capacity efficiently lowers temperatures by up to 61℉ in 8-15 minutes; suitable for areas up to 450 sq.ft
- 3-in-1 functionality includes cooling, dehumidifying, and fan modes; adjustable temperature range of 61℉-104℉
- Sleep mode operates quietly under 52dB; includes a 24-hour timer for energy-efficient cooling
- Portable design with 360° wheels and handles allows for easy movement; includes a window sealing kit for quick installation
- Automatic evaporative technology eliminates manual drainage; self-draining and easy to clean filter for low maintenance
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- 8500 BTU cooling capacity efficiently lowers temperatures by up to 61℉ in 8-15 minutes; suitable for areas up to 450 sq.ft
- 3-in-1 functionality includes cooling, dehumidifying, and fan modes; adjustable temperature range of 61℉-104℉
- Sleep mode operates quietly under 52dB; includes a 24-hour timer for energy-efficient cooling
- Portable design with 360° wheels and handles allows for easy movement; includes a window sealing kit for quick installation
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#6
21% Off
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- 10,000 BTU cooling capacity effective for rooms up to 450 sq. ft., with multiple modes for customized comfort including Cool, Fan, Dehumidify, and Sleep.
- Temperature adjustable between 63°F and 86°F, features auto-louver for even airflow, and includes a quick-install window exhaust kit.
- Portable design with 360° caster wheels for easy mobility, remote control for convenience, and programmable 24-hour cooling schedules for energy efficiency.
- Self-evaporating system reduces maintenance needs; filter can be easily removed and cleaned with water to ensure optimal performance.
- Includes a complete installation kit for easy setup in under 5 minutes; designed to fit both vertical and horizontal sliding windows.
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- 10,000 BTU cooling capacity effective for rooms up to 450 sq. ft., with multiple modes for customized comfort including Cool, Fan, Dehumidify, and Sleep.
- Temperature adjustable between 63°F and 86°F, features auto-louver for even airflow, and includes a quick-install window exhaust kit.
- Portable design with 360° caster wheels for easy mobility, remote control for convenience, and programmable 24-hour cooling schedules for energy efficiency.
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#7
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- 14,000 BTU cooling capacity for spaces up to 700 sq ft, adjustable from 61°F to 88°F.
- 3-in-1 functions: cooling, 95 pints/day dehumidifying, and fan mode.
- Front LED display and remote control with 23 ft range for easy adjustments.
- Self-evaporating system eliminates manual drainage; easy-to-clean filter.
- Smart and sleep modes for optimal temperature control and quiet operation; 24-hour timer for energy efficiency.
- Portable with wheels and installation kit for various window types.
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- 14,000 BTU cooling capacity for spaces up to 700 sq ft, adjustable from 61°F to 88°F.
- 3-in-1 functions: cooling, 95 pints/day dehumidifying, and fan mode.
- Front LED display and remote control with 23 ft range for easy adjustments.
- Self-evaporating system eliminates manual drainage; easy-to-clean filter.
- Smart and sleep modes for optimal temperature control and quiet operation; 24-hour timer for energy efficiency.
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#8
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- Cools areas up to 350 sq. ft. with a maximum wind speed of 290 m³/h, reaching temperatures as low as 61℉ for effective cooling.
- Functions as a cooling air conditioner, dehumidifier, and fan with a cooling range of 61 - 90℉ and two adjustable wind speeds; removes up to 51 pints of moisture daily in dry mode.
- Quiet operation with a sleep mode that reduces noise to 52 dB and dims the screen for undisturbed rest; includes a 24-hour timer for automatic shut-off.
- User-friendly smart control panel with remote control functionality, allowing operation from up to 23 feet away; ETL certified for safe use.
- Portable design with 360° wheels and hidden handles for easy movement; simple installation for window units, with customer service available for support.
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- Cools areas up to 350 sq. ft. with a maximum wind speed of 290 m³/h, reaching temperatures as low as 61℉ for effective cooling.
- Functions as a cooling air conditioner, dehumidifier, and fan with a cooling range of 61 - 90℉ and two adjustable wind speeds; removes up to 51 pints of moisture daily in dry mode.
- Quiet operation with a sleep mode that reduces noise to 52 dB and dims the screen for undisturbed rest; includes a 24-hour timer for automatic shut-off.
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#9
28% Off
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- 16000 BTU cooling capacity suitable for various room types
- WiFi connectivity for smartphone and remote control operation
- Three operational modes: cooling, dehumidification, and fan, plus a 24-hour programmable timer
- Portable with heavy-duty caster wheels and side handles
- Digital display for temperature and settings, adjustable fan speeds, and automatic temperature control
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- 16000 BTU cooling capacity suitable for various room types
- WiFi connectivity for smartphone and remote control operation
- Three operational modes: cooling, dehumidification, and fan, plus a 24-hour programmable timer
- Portable with heavy-duty caster wheels and side handles
- Digital display for temperature and settings, adjustable fan speeds, and automatic temperature control
#10
11% Off
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- High-efficiency cooling with 14,000 BTU (ASHRAE) and R32 refrigerant, suitable for rooms up to 700 sq.ft such as living rooms and offices.
- Multiple smart modes including cooling, dehumidification, and fan functions, alongside features like a 24-hour timer, sleep mode, and child lock for ease of use.
- Built-in automatic evaporation system eliminates the need for manual draining, complemented by a user-friendly digital display and remote control for convenient operation.
- Sleep mode adjusts fan speed and temperature automatically for low noise operation at 48dB, with a programmable timer to conserve energy.
- Compact design with built-in handle and 360° casters for portability, plus a washable filter for maintaining air quality. Installation kit included for various window types.
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- High-efficiency cooling with 14,000 BTU (ASHRAE) and R32 refrigerant, suitable for rooms up to 700 sq.ft such as living rooms and offices.
- Multiple smart modes including cooling, dehumidification, and fan functions, alongside features like a 24-hour timer, sleep mode, and child lock for ease of use.
- Built-in automatic evaporation system eliminates the need for manual draining, complemented by a user-friendly digital display and remote control for convenient operation.
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