6 Best Portable Air Conditioners for Garages of 2026
We compared six portable air conditioners for garages on cooling capacity, room size, noise and features.
By Daniel Brooks
Updated October 31, 2026
Garages gain heat through the roof, the big door and the slab, so portable air conditioners for garages need more capacity than an indoor room of the same size. We compared six high-capacity models from Garvee, Shinco, BLACK+DECKER, JustSmart, KAMLAM and Danby on SACC capacity, coverage, dehumidifying and controls.
To browse every model we cover, visit our Single-Hose Portable Air Conditioners page.
All Products Compared
| Product | Best For | Cooling | Room Size | Setup | Highlights |
|---|---|---|---|---|---|
| Garvee 14,000 BTU Portable Air Conditioner with Remote | Overall | 14,000 BTU ASHRAE (10,000 SACC) | Up to 750 sq ft | Single hose | 3 speeds, 24h timer, sleep mode |
| Shinco SPU2-14CW 14,000 BTU Portable Air Conditioner | Clear SACC rating | 14,000 BTU (10,000 SACC) | Up to 700 sq ft | Single hose | 3-in-1, remote, 60°F to 86°F |
| BLACK+DECKER 14,000 BTU Portable Air Conditioner | Thermostat remote | 14,000 BTU | Up to 700 sq ft | Single hose | Follow Me remote, washable filter |
| JustSmart 14,000 BTU Portable Air Conditioner | Auto evaporation | 14,000 BTU | Up to 700 sq ft | Single hose | Auto evaporation, 3 fan speeds |
| KAMLAM 14,000 BTU Portable Air Conditioner | Wide airflow | 14,000 BTU (10,000 SACC) | Up to 700 sq ft | Single hose | 400 m³/h airflow, 75 degree outlet |
| Danby 14,000 BTU Portable Air Conditioner | Heat pump | 14,000 BTU | Up to 700 square feet | Single hose | Heat pump, 4-in-1 |
| Award | Product | WikiCooling Score About WikiCooling ScoreThe WikiCooling Score is our own rating from 0 to 10, based on the criteria described on our How We Review page. It reflects research, not laboratory measurement, and is never influenced by manufacturers, retailers, or affiliate commissions. Learn more › | |
|---|---|---|---|
Garvee 14,000 BTU Portable Air Conditioner
|
Buy | ||
Shinco SPU2-14CW 14,000 BTU Portable Air
|
7.5/10 | Buy | |
| Best Overall |
BLACK+DECKER 14,000 BTU Portable Air Conditioner
|
8.3/10 | Buy |
| Best Budget |
JustSmart 14,000 BTU Portable Air Conditioner
|
6.7/10 | Buy |
| Best Value |
KAMLAM 14,000 BTU Portable Air Conditioner
|
8.0/10 | Buy |
| Best Premium |
Danby 14,000 BTU Portable Air Conditioner
|
Buy |
Shinco SPU2-14CW 14,000 BTU Portable Air
This portable air conditioner delivers 14,000 BTU (ASHRAE) and 10,000 BTU (SACC) cooling for rooms up to 650 square feet. It combines cooling, dehumidifying, and fan modes with a remote control and quick window installation. While budget-friendly, some users report leaking issues that may affect long-term reliability.
Pros
- Powerful cooling for medium-sized rooms
- Built-in dehumidifier and fan modes
- Easy window installation included
- Remote control and timer functions
- Portable with smooth-rolling casters
Cons
- Reported leaking issues from some users
- Heavy at 68 pounds for one person
- Single-hose design may reduce efficiency
BLACK+DECKER 14,000 BTU Portable Air Conditioner
This portable air conditioner from BLACK+DECKER delivers 14,000 BTU ASHRAE (10,200 BTU SACC) of cooling for rooms up to 700 sq. ft., making it a solid choice for larger living spaces, master bedrooms, or apartments. Its three-in-one design combines cooling, dehumidifying, and fan functions, while the included remote with Follow Me feature allows precise temperature control from anywhere in the room. Suitable for those needing a powerful, easy-to-install portable unit with minimal maintenance thanks to auto water evaporation.
Pros
- Cools large rooms up to 700 sq. ft.
- Auto water evaporation limits manual draining.
- Remote control with Follow Me thermostat.
- Easy to move with casters and side handles.
- Washable filter for simple maintenance.
Cons
- Single-hose design may reduce efficiency.
- Noisy at 53 dB for some users.
- Window kit may not fit all window types perfectly.
JustSmart 14,000 BTU Portable Air Conditioner
A budget-friendly portable AC that claims to cool up to 700 sq ft with 14,000 BTU. It offers 3-in-1 functionality and quiet operation, but buyer reviews report inconsistent cooling and weak airflow, making it a gamble at this price point.
Pros
- Budget-friendly for large rooms
- 3-in-1 functionality
- Quiet at 50 dB
- Auto mode for energy efficiency
- Easy to move with wheels and handles
Cons
- Inconsistent cooling reported by buyers
- Fan airflow could be stronger
- Heavy at 75 lbs
KAMLAM 14,000 BTU Portable Air Conditioner
KAMLAM's 14,000 BTU portable air conditioner delivers both ASHRAE and SACC ratings for rooms up to 700 square feet. It combines cooling, fan, and dehumidifier functions with a sleep mode that lowers noise to 48 dB. Suitable for medium to large rooms where a free-standing unit with window venting is practical.
Pros
- Cools up to 700 sq. ft.
- 3-in-1 cooling, fan, dehumidifier
- Sleep mode at 48 dB
- No-drain operation in most conditions
- Includes remote and installation kit
Cons
- Heavy at 66 pounds
- No inverter compressor
- Requires manual drain in humid conditions
Top 3 Portable Air Conditioners for Garages Reviewed
#1 Garvee 14,000 BTU Portable Air Conditioner with Remote: Best Overall
Why We Picked It
Garvee’s 14,000 BTU ASHRAE portable air conditioner is rated at 10,000 BTU SACC for up to 750 sq ft, and Garvee lists garages and gyms among its intended uses.
Garages need real capacity, and a 10,000 BTU SACC rating gives this Garvee enough to cool a one car garage or a workshop corner when the door is closed. The set range runs from 64°F to 90°F, and the 3-in-1 design adds a dehumidifier mode that helps in damp garages and basements as well as a fan mode for circulating air on mild days. Three fan speeds, a sleep mode and a 24 hour timer cover the controls, and the remote means you can adjust it from a workbench across the room. It measures 17.72 by 15.55 by 33.86 inches and weighs 71.5 pounds, and it rolls on casters so you can push it close to where you work. Vent the exhaust through a window or a wall port for the best results.
Key Specifications
- Cooling: 14,000 BTU ASHRAE, 10,000 BTU SACC
- Coverage: Up to 750 sq ft
- Temperature range: 64°F to 90°F
- Modes: Cool, Dehumidify, Fan, Sleep
- Fan speeds: 3
- Timer: 24 hour
- Weight: 71.5 pounds
| Pros | Cons |
|---|---|
|
|
Things to Consider
In a garage, the single hose design pulls in warm air through gaps, so close the main door and seal openings. Spot cooling the area where you work is more realistic than cooling the whole space.
Best For
This portable air conditioner is best for garages, workshops and home gyms.
Check the current price and availability of the Garvee 14,000 BTU Portable Air Conditioner with Remote on Amazon.
#2 Shinco SPU2-14CW 14,000 BTU Portable Air Conditioner: Best Stated Capacity
Why We Picked It
Shinco’s SPU2-14CW is a 14,000 BTU ASHRAE portable air conditioner rated at 10,000 BTU SACC for up to 700 sq ft, a straightforward high-capacity unit for a garage or workshop.
Shinco states its capacity with an unusual level of detail: 14,000 BTU ASHRAE and 10,000 BTU SACC, with a stated tolerance of 5 percent between measured and nominal capacity. That gives you a dependable figure for sizing a garage or a basement workshop. The 3-in-1 design cools, dehumidifies and runs as a fan, and the set range runs from 60°F to 86°F. The remote control and installation kit are included, so you can fit the window panel in a garage window and run the unit from your bench. Shinco lists the noise at 57 dB, louder than living room units, but in a garage or workshop that matters far less than capacity. It uses R-32 refrigerant and rolls on casters for positioning.
Key Specifications
- Cooling: 14,000 BTU ASHRAE, 10,000 BTU SACC
- Coverage: Up to 700 sq ft
- Capacity tolerance: 5 percent (Shinco claim)
- Modes: Cool, Dehumidify, Fan
- Temperature range: 60°F to 86°F
- Noise: 57 dB
- Refrigerant: R-32
| Pros | Cons |
|---|---|
|
|
Things to Consider
At 57 dB, it is too loud for a bedroom, but that is less of an issue in a garage. Close the main door and vent the exhaust outside.
Best For
This portable air conditioner is best for garages, workshops and basements.
Check the current price and availability of the Shinco SPU2-14CW 14,000 BTU Portable Air Conditioner on Amazon.
#3 BLACK+DECKER 14,000 BTU Portable Air Conditioner: Best Follow Me Remote
Why We Picked It
BLACK+DECKER’s BPT10WTB is a 14,000 BTU portable air conditioner for rooms up to 700 sq ft with a Follow Me remote that senses the temperature where you are working.
In a garage or workshop, the unit often sits by the window while you work across the room, which is where the Follow Me remote helps. It acts as a thermostat, so the unit cools until the area around you reaches the set temperature rather than shutting off once the air near the cabinet is cool. BLACK+DECKER rates it for up to 700 sq ft and pitches it for large rooms and bigger spaces, including entire floors and cabins. It works as an air conditioner, a dehumidifier and a fan. The filter is washable, the refrigerant is R-32, and the listed noise level is 53 dB. As a well-known brand, it is easy to find support and replacement parts, which counts for a unit that may run long hours in a hot garage.
Key Specifications
- Cooling: 14,000 BTU
- Coverage: Up to 700 sq ft
- Remote: Follow Me thermostat
- Modes: Cool, Dehumidify, Fan
- Noise: 53 dB
- Filter: Washable
- Refrigerant: R-32
| Pros | Cons |
|---|---|
|
|
Things to Consider
This listing does not give a SACC figure. Close the garage door and vent the exhaust outside for the best results.
Best For
This portable air conditioner is best for garages and workshops where you work away from the unit.
Check the current price and availability of the BLACK+DECKER 14,000 BTU Portable Air Conditioner on Amazon.
Other Models Worth Considering
JustSmart 14,000 BTU Portable Air Conditioner. JustSmart’s 14,000 BTU unit cools 700 square feet with four modes, three fan speeds, auto water evaporation and a washable filter.
KAMLAM 14,000 BTU Portable Air Conditioner. KAMLAM’s 14,000 BTU ASHRAE unit is rated at 10,000 BTU SACC, pushes 400 m³/h through a wide 75 degree outlet and lists 48 dB.
Danby 14,000 BTU Portable Air Conditioner. Danby’s 14,000 BTU unit cools up to 700 square feet, offers three cool and three fan speeds, and adds a heat pump for cooler months.
What to Expect from Portable Air Conditioners for Garages
A portable air conditioner is a complete refrigeration unit on wheels. It pulls warm room air across a cold coil, sends the cooled air back into the room and pushes the heat it removed outside through an exhaust hose that runs to a window. Because the hot side and the cold side share one cabinet indoors, a portable unit works harder than a window unit of the same rating, but it needs no permanent installation and can move from room to room.
For more options, see our guides to portable air conditioners for large rooms and industrial portable air conditioners. The product cards above show the current price for each model.
How to Choose Portable Air Conditioners for Garages
Cooling a Garage or Workshop
Garages gain heat through the roof, the large door and an uninsulated slab, so they need more capacity than an indoor room of the same size. Close the main door while cooling, vent the exhaust through a window or a wall port, and choose a unit with a dehumidifier mode, since garages are often damp. Spot cooling the area where you work is more realistic than cooling the whole space.
Match the Unit to the Room
Start with the room size the manufacturer lists, then adjust. Sunny rooms, high ceilings, kitchens and rooms with several people need more capacity, while shaded rooms need less. An undersized unit will run constantly without catching up, and an oversized unit cools quickly but removes less humidity, so the room can feel clammy.
ASHRAE vs SACC Ratings
Portable AC boxes often show two numbers. The larger ASHRAE figure is measured under ideal lab conditions and does not account for the heat that leaks back from the exhaust hose. The smaller SACC figure, which the Department of Energy uses, reflects real-world portable use. Compare units by their SACC or DOE rating when a listing gives one, and treat the ASHRAE number as a ceiling.
Single Hose or Dual Hose
A single hose unit uses room air to cool its condenser and blows that air outside, which creates slight negative pressure that pulls warm air in through gaps around doors and windows. A dual hose unit draws outside air through a second hose to cool the condenser, so it cools faster and more efficiently in hot weather. Single hose models are lighter, cheaper and easier to set up, and they suit bedrooms and offices well.
Power Use and Circuits
Portable air conditioners plug into a standard household outlet, but larger units draw a lot of current. Plug the unit directly into a wall outlet rather than an extension cord, and avoid sharing the circuit with a microwave, hair dryer or space heater. Units with an energy saver mode, a timer and an inverter compressor use less power over a full day.
How We Evaluate Portable Air Conditioners for Garages
We rank these units on manufacturer specifications and listing details: cooling capacity, the room size the maker lists, noise, controls, setup, power use and price. We kept only new, in-stock units and left out accessories, renewed listings, color duplicates and listings with too little data. For this list we weighed capacity first, then dehumidifying, controls and price. Noise mattered less in a garage.
Frequently Asked Questions
Will a portable AC cool a garage?
It can cool a garage or workshop if you size it generously, close the door, vent the exhaust outside and focus on the area where you work.
Should I trust the ASHRAE or the SACC rating?
Use the SACC or DOE rating to compare portable units. It accounts for real-world heat losses and is always lower than the ASHRAE number printed on the box.
Can I plug a portable AC into an extension cord?
It is best not to. Plug it straight into a wall outlet on a circuit that is not shared with other high-power appliances.
Can I use a portable AC only as a dehumidifier?
Most models have a dry mode that removes moisture without much cooling. Plan for more water collection in that mode.
Final Verdict
The Garvee 14,000 BTU Portable Air Conditioner with Remote is the best portable air conditioner for garages, with a 10,000 BTU SACC rating and a dehumidifier mode. For clearly stated capacity, choose the Shinco SPU2-14CW 14,000 BTU Portable Air Conditioner, and to cool the spot where you work, the BLACK+DECKER 14,000 BTU Portable Air Conditioner.
About the author
Daniel Brooks is a home cooling editor at WikiCooling, covering window, portable, through-the-wall and mini-split air conditioners, fans, and dehumidifiers. He researches cooling capacity, energy efficiency, noise levels, installation requirements, and buyer feedback to help homeowners choose the right unit for their room size, climate, and budget.