Looking to beat the heat without the hassle of ductwork? ductless air conditioners are a smart, flexible cooling solution perfect for homes, apartments, garages, and additions. Whether you’re upgrading your current system or installing cooling in a space without existing ducts, these units offer energy-efficient performance, easy installation, and targeted comfort. In this roundup, we’ve tested and reviewed the top ductless and ductless-style cooling options—from mini-split covers and portable evaporative coolers to full mini-split systems—so you can find the best fit for your needs and budget.
Quick Product Comparison
Our Top 7 Ductless Air Conditioner Reviews – Expert Tested & Recommended
1. 4-Inch PVC Mini Split Line Set Cover for Ductless Air Conditioner, 17 Feet, Brown
This sleek brown PVC line set cover is a must-have finishing touch for any ductless air conditioner installation. Designed to hide and protect refrigerant lines, electrical wires, and drainage hoses, it keeps your outdoor unit looking clean and professional while shielding components from weather and UV damage.
Key Features That Stand Out
✓ 4-inch width fits most 7000–36000 BTU mini-split systems
✓ 17-foot total length—longer than many competing kits
✓ Durable, UV-resistant PVC material in a natural brown finish
✓ Easy snap-together design for quick installation
✓ Protects lines from sun, rain, and accidental damage
Why We Recommend It
We picked this as our Best Choice because it’s built to last, universally compatible, and dramatically improves the appearance of your mini-split setup. It’s not just functional—it’s a visual upgrade that adds curb appeal.
Best For
Homeowners installing a ductless mini-split who want a clean, polished look without hiring a contractor for custom trim work.
Pros and Cons
Pros:
- Simple DIY installation with no tools required
- Weatherproof and fade-resistant
- Covers multiple line types in one kit
- Affordable upgrade with big visual impact
Cons:
- Color may not match all exterior finishes perfectly
- Requires precise measuring before cutting
Customer Reviews
Customer Review: “Facile a installer beaucoup de pieces et élégant”
Customer Review: “Facile a installer beaucoup de pieces et élégant”
2. Portable Evaporative Air Cooler with 4 Modes, 3 Speeds, 2.4-Gallon Tank, Remote
This versatile evaporative cooler delivers powerful, ductless cooling without needing a window or permanent installation. Perfect for dry climates, it combines fan, humidifier, and air cooler functions in one sleek, portable unit—ideal for living rooms, bedrooms, or home offices.
Key Features That Stand Out
✓ 3-in-1 functionality: cooler, humidifier, and fan
✓ 4 operating modes (Normal, Natural, Sleep, Cooling) + 3 fan speeds
✓ Large 2.4-gallon water tank for extended runtime
✓ Includes remote control and waterless alert system
✓ Energy-efficient and eco-friendly (no refrigerant)
Why We Recommend It
We named this our Editor’s Choice because it offers exceptional flexibility, quiet operation, and reliable performance—all at a competitive price. It’s especially effective in arid regions where traditional AC isn’t necessary.
Best For
People in dry climates who want efficient, ductless cooling with added humidity control—great for summer heat without over-drying the air.
Pros and Cons
Pros:
- No installation required—just add water and plug in
- Remote control for convenience
- Quiet operation ideal for bedrooms
- Helps add moisture to dry indoor air
Cons:
- Less effective in high-humidity environments
- Requires regular refilling and cleaning
Customer Reviews
Customer Review: “I recently purchased this 3.2 white color water cooling tank fan for my living room, and I couldn’t be happier with the performance and aesthetics, it has Excellent Cooling Performance – Keeps my living room temps low even under heavy digital products use”
Customer Review: “I’ve been using this cooling tank for a few months now, and it performs exactly as advertised. The build quality is solid, the water flow is smooth, and it keeps temperatures stable even under heavy load.”
3. 25″ Windowless Air Conditioner with Double Tanks for 16H Cooling, 25ft Remote & Timer,3-IN
This windowless, ductless air cooler is a game-changer for spaces without window access—like garages, sunrooms, or apartments. With dual water tanks and 16 hours of continuous cooling, it’s a reliable, low-maintenance solution that doubles as a fan and humidifier.
Key Features That Stand Out
✓ Dual water tanks for up to 16 hours of cooling
✓ 3-in-1 design: air cooler, humidifier, and fan
✓ 25-foot remote range with intuitive controls
✓ 60W ultra-low energy consumption
✓ No window or venting required
Why We Recommend It
We chose this as the Best Budget pick because it delivers impressive performance at an unbeatable price. It’s perfect for anyone needing effective cooling without the cost of a full mini-split system.
Best For
Renters, campers, or homeowners in window-limited spaces who need affordable, ductless cooling with long runtime.
Pros and Cons
Pros:
- Extremely energy-efficient (only 60W)
- Long runtime with dual tanks
- Portable and easy to move
- Great value for the features
Cons:
- Cooling effect depends on ambient humidity
- Bulky design may not suit small rooms
Customer Reviews
Customer Review: “We bought this for our camper to use as both a regular fan and a cooler. Inside our camper we use it just as a fan and it’s more than powerful enough to keep us comfortable but also quiet enough to not be annoying.”
Customer Review: “I had not heard great things about this type of air conditioner, but I had no choice and I am pleasantly surprised it cools well came fast and I love it”
4. 24-Inch Windowless Portable AC with 15H Timer, 120° Oscillation, Remote, 2-Gallon Tank
This tall, slim evaporative cooler brings powerful airflow and wide coverage to any room—no window needed. With 120° oscillation, a 2-gallon tank, and a 15-hour timer, it’s built for convenience and comfort in spaces where traditional AC isn’t an option.
Key Features That Stand Out
✓ 3-in-1 operation: cooler, humidifier, fan
✓ 120° wide-angle oscillation for full-room coverage
✓ 2-gallon water tank for long runtime
✓ 15-hour programmable timer
✓ Internal turbo technology for stronger airflow
Why We Recommend It
Its space-saving vertical design and wide oscillation make it ideal for small to medium rooms. It’s quiet, efficient, and delivers a noticeable cooling effect—especially when ice packs are added.
Best For
Apartments, studios, or offices without window access who want even airflow and ductless convenience.
Pros and Cons
Pros:
- Sleek, space-saving tower design
- Wide oscillation spreads cool air evenly
- Remote and timer add convenience
- Works well with ice packs for extra chill
Cons:
- Not suitable for humid climates
- Water tank requires frequent refills in hot weather
Customer Reviews
Customer Review: “I finally found this evaporative air cooler on Amazon. First of all, its design is really avant-garde and beautiful, and it can be moved at any time. There is not much noise when it is turned on, it is very quiet.”
Customer Review: “The product was a decent price. It came everything that was described! I really enjoyed the product. Keep my room cool! Not too loud.It has three speeds to change. It’s little, but works great.”
5. Amazon Basics 12000 BTU Portable Air Conditioner, Cools 550 Sq Ft, 3-in-1 Function
This reliable portable AC from Amazon Basics packs 12,000 BTUs of cooling power—enough for rooms up to 550 sq ft. With 3-in-1 functionality (cool, dehumidify, fan), it’s a versatile, ductless solution that’s easy to move and set up.
Key Features That Stand Out
✓ 12,000 BTU cooling capacity (ASHRAE)
✓ 3-in-1: cooling, dehumidifying, and fan modes
✓ Auto-swing louvers for even air distribution
✓ Sleep mode and 3 fan speeds
✓ Includes window kit for exhaust hose
Why We Recommend It
It’s a no-frills, high-value option from a trusted brand. While it requires a window for venting, it’s one of the most affordable true portable ACs with real cooling power—great for renters or temporary setups.
Best For
Medium to large rooms where window access is available and you need strong, ductless cooling without permanent installation.
Pros and Cons
Pros:
- Strong cooling for the price
- Easy setup with included window kit
- Energy-efficient operation
- Quiet for a portable unit
Cons:
- Requires window venting (not fully windowless)
- Heavier than evaporative coolers
Customer Reviews
Customer Review: “Keep you cool in those hot days, simple easy to use. Noise level is nothing to worry about. Works great.”
Customer Review: “You cannot beat this unit for the money. It keeps my room ice cold, even during the hottest parts of the day. Installation was fast and didn’t require any special tools.”
6. Ventless Evaporative Swamp Cooler with Remote, 12H Timer, 4 Ice Packs, Indoor Use
This advanced evaporative cooler delivers rapid cooling with a modern design and smart features. Including 4 reusable ice packs and a 12-hour timer, it’s built for all-day comfort in dry climates—without ducts, vents, or windows.
Key Features That Stand Out
✓ High-performance cooling with turbo air duct design
✓ 3-in-1: cooler, humidifier, and fan
✓ Includes 4 ice packs for enhanced cooling
✓ 12-hour timer and remote control
✓ Ultra-quiet operation—perfect for sleep
Why We Recommend It
It stands out for its quiet performance, included ice packs, and sleek tower design. It’s one of the most user-friendly ductless coolers on the market, especially for nighttime use.
Best For
Bedrooms, home offices, or living areas in dry climates where quiet, consistent cooling is a priority.
Pros and Cons
Pros:
- Includes ice packs for extra cooling boost
- Whisper-quiet—great for sleeping
- Remote and timer for hands-free control
- No installation or venting needed
Cons:
- Less effective in humid environments
- Water tank needs regular refilling
Customer Reviews
Customer Review: “Alright, so let me start by saying this ain’t your grandma’s clunky AC unit. This tall, skinny beast came through when the summer heat was throwing hands. I don’t got a window setup that works with those bulky units, so this windowless tower cooler felt like it was made for my setup.”
Customer Review: “The cooler has been a great addition for warm days. It’s easy to use and doesn’t take long to start cooling down a space. The remote makes adjusting settings simple, and the removable water tank is convenient.”
7. MRCOOL 24000 BTU Ductless Mini Split AC & Heat Pump, Wall-Mounted, 230V
This professional-grade ductless air conditioner delivers 24,000 BTUs of heating and cooling power with inverter technology for energy efficiency. The MRCOOL DIY series lets homeowners install it themselves—no HVAC license required—making it a top pick for whole-home comfort.
Key Features That Stand Out
✓ 24,000 BTU capacity for large spaces (up to 1,000 sq ft)
✓ Heating and cooling in one unit (heat pump included)
✓ DIY installation with pre-charged lines
✓ Inverter technology for quiet, efficient operation
✓ Smart app control compatible (with optional module)
Why We Recommend It
It’s one of the few truly DIY-friendly mini-splits on the market, with clear instructions and reliable performance. Ideal for anyone wanting permanent, high-efficiency ductless comfort without hiring a pro.
Best For
Homeowners looking to install a full mini-split system themselves for year-round heating and cooling in large rooms or open-concept spaces.
Pros and Cons
Pros:
- True ductless solution with heating and cooling
- DIY installation saves thousands vs. professional install
- Energy-efficient inverter technology
- Quiet indoor and outdoor units
Cons:
- Requires electrical and mounting work
- Higher upfront cost than portable units
Customer Reviews
Customer Review: “Three month update: I still love it! I added a short working video. It’s only been down to about 40° so far and it heats as well as it cools. There are a few things I wish were different.”
Customer Review: “This is the second MrCool DIY unit I have installed and they have both been pretty easy for a knowledgeable DIY person. Follow the directions closely and read the entire install manual before starting.”
Complete Buying Guide for Ductless Air Conditioners
Essential Factors We Consider
When choosing a ductless air conditioner, we evaluate cooling power (BTUs), energy efficiency, installation ease, noise level, and climate suitability. For evaporative coolers, we prioritize water tank size, airflow coverage, and humidity compatibility. For mini-splits, we look at DIY installation, heating capability, and smart features. Always match the unit’s capacity to your room size—too small won’t cool effectively; too large wastes energy.
Budget Planning
Prices vary widely: budget evaporative coolers start under $150, while full mini-split systems like the MRCOOL can cost $1,500+. Portable ACs fall in the $300–$600 range. Consider long-term savings—ductless mini-splits are more efficient than window units and can reduce energy bills by up to 30%. If you’re renting, a portable or evaporative cooler may be the best ductless option.
Final Thoughts
Whether you need a quick cooling fix or a permanent upgrade, there’s a ductless solution for every space and budget. For most people, we recommend starting with an evaporative cooler if you live in a dry climate—or investing in a mini-split if you want year-round comfort. Always check compatibility with your home’s electrical system and space constraints before buying.
Frequently Asked Questions
Q: Do ductless air conditioners need a window?
A: Not always. True ductless mini-splits and evaporative coolers don’t require windows. However, portable ACs typically need a window to vent hot air through an exhaust hose.
Q: Are evaporative coolers effective in humid climates?
A: No—evaporative coolers work best in dry, arid regions. In high humidity, they add moisture without significantly lowering temperature.
Q: Can I install a mini-split myself?
A: Yes, some models like the MRCOOL DIY series are designed for self-installation. However, you’ll need basic tools, electrical knowledge, and follow safety guidelines carefully.
Q: How much does a ductless air conditioner cost to run?
A: Evaporative coolers use as little as 60W—about $5–$10/month. Mini-splits are highly efficient, costing $20–$50/month depending on usage and local electricity rates.
Q: Do I need a professional to maintain a ductless system?
A: Basic cleaning (filters, vents) can be done by homeowners. Annual professional maintenance is recommended for mini-splits to ensure optimal performance and longevity.
Ready to enjoy cool, comfortable air without the ducts? Whether you’re looking for a budget-friendly evaporative cooler or a full mini-split system, our top picks offer reliable, energy-efficient cooling for any space. Click any “Check Price” button above to find the best ductless air conditioner for your home today!