- 27% off
During Days
Midea 4.0KW 3in1 Portable Air Conditioner Dehumidifier with Cooling Drying and Sleeping Mode
$770.99 AUD$1,049.00Unit price /UnavailableIn stock (30 units) -
Beat the Heat: Portable Air Conditioners for Every Australian Home
Stay cool and comfortable year-round with During Days' premium selection of portable air conditioners. Our curated collection offers the perfect cooling solution for any Australian home, whether you're battling the summer heat in a rental property, need supplemental cooling for a specific room, or want the flexibility to move your cooling system as needed. From compact personal units to powerful whole-room systems, we've got the perfect portable cooling solution to match your needs and budget.
Welcome to During Days comprehensive collection of portable air conditioners designed specifically for Australian homes and offices. Our range features the latest in cooling technology, offering you flexible and efficient solutions to combat Australia's notorious summer heat without the permanence of installed systems. Whether you're renting and can't install a split system, need supplemental cooling for a home office, or want the convenience of moving your cooling from room to room, our portable AC units deliver exceptional performance and value.
Each portable cooling system in our collection has been carefully selected for its reliability, energy efficiency, and user-friendly features. From compact models perfect for bedrooms to powerful units capable of cooling larger living spaces, we offer options to suit every space and requirement. Many of our portable air conditioners come equipped with smart features like programmable timers, remote controls, and even Wi-Fi connectivity, giving you complete control over your home environment. Discover why thousands of Australians trust During Days for their cooling solutions and experience the perfect blend of comfort, convenience, and quality.
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Why Shop with During Days?
When you choose During Days for your portable air conditioner needs, you're partnering with a 100% Australian-owned and operated business that understands the unique cooling challenges of our climate. We pride ourselves on offering only the highest quality cooling appliances that are specifically selected to withstand Australian conditions and meet local energy standards.
Our commitment to customer satisfaction goes beyond just offering premium products. We provide fast, reliable shipping across Australia, with same-day dispatch on orders placed before 2 PM and free delivery on all portable air conditioners over $300. Our dedicated Australian customer service team is available 7 days a week to answer any questions and provide expert advice on finding the perfect cooling solution for your space.
Unlike other retailers, we thoroughly test and review each portable AC model before adding it to our collection, ensuring you receive only the most reliable and efficient cooling options. We also offer an industry-leading 60-day satisfaction guarantee and extended warranty options on all our portable cooling systems, giving you complete peace of mind with your purchase. With competitive pricing, flexible payment options including Afterpay and Zip, and our price match guarantee, there's simply no better place to shop for your cooling needs than During Days.
Shop by Budget
Budget-Friendly Options (Under $500)
Our affordable range of cheap portable air conditioners proves you don't need to break the bank to stay cool. These entry-level models are perfect for cooling smaller spaces like bedrooms or home offices, typically offering 2.6-3.0kW of cooling power. While they may have fewer bells and whistles than premium models, these budget portable AC units still deliver reliable cooling performance with essential features like adjustable fan speeds, simple controls, and basic timer functions. Many customers choose these affordable options for occasional use, secondary bedrooms, or as supplemental cooling in specific areas of the home. Despite their lower price point, our budget-friendly options still meet our strict quality standards and come with manufacturer warranties for peace of mind.
Mid-Range Cooling ($500-$800)
Our mid-range collection offers the perfect balance of performance, features, and value. These affordable portable air conditioners typically provide 3.0-4.0kW of cooling capacity, making them suitable for medium-sized rooms up to 30m². At this price point, you'll find enhanced features like digital displays, remote controls, 24-hour programmable timers, and more efficient operation. Many models in this range include dehumidification functions and improved energy efficiency ratings, helping to reduce running costs. These units represent excellent value for money, offering many premium features without the premium price tag. Perfect for regular use throughout summer in main living areas or master bedrooms, these mid-priced portable AC units deliver reliable performance season after season.
Premium Cooling Solutions ($800+)
For those seeking the ultimate in portable cooling performance, our premium range delivers exceptional power, efficiency, and smart features. These top-tier portable air conditioners offer cooling capacities of 4.0-5.3kW, capable of effectively cooling larger spaces up to 50m². What truly sets these models apart are their advanced features: inverter technology for precise temperature control and energy savings, Wi-Fi connectivity for smartphone control, voice assistant compatibility, and ultra-quiet operation modes for undisturbed sleep. Many premium models feature dual-hose designs for more efficient cooling, improved self-evaporative systems, and sophisticated air filtration. While these high-end portable AC units require a larger initial investment, their superior energy efficiency, enhanced comfort features, and longer expected lifespan make them a wise choice for primary cooling solutions or for those who prioritize comfort and convenience.
Best Use Cases
Portable air conditioners offer versatile cooling solutions for a variety of situations where traditional fixed systems aren't practical or possible. Renters particularly benefit from these units, as they provide effective cooling without requiring permanent installation or landlord approval. Simply set up the window kit, plug in, and enjoy immediate relief from the heat-then take it with you when you move. Homeowners often use portable AC units for supplemental cooling in areas where extending ducted systems would be prohibitively expensive, such as converted garages, sunrooms, or recently added extensions.
For home offices, a portable cooling system creates a comfortable work environment without cooling the entire house, potentially saving hundreds on energy bills during summer months. Many of our customers also purchase these units for elderly relatives who may need cooling in specific rooms or for emergency backup during extreme heat waves when primary systems fail or during power restrictions. The mobility of these units makes them perfect for cooling only the rooms you're using, following you from living room during the day to bedroom at night.
For the ultimate cooling experience, consider pairing your portable air conditioner with our range of ceiling fans to improve air circulation and cooling efficiency. Those with larger spaces might benefit from our multi-zone portable systems that can cool connected areas simultaneously. For homes with pets, look for our models with enhanced air filtration to remove pet dander while cooling. Our premium models with night modes and ultra-quiet operation are perfect for light sleepers who need cooling without disruption, while our smart-enabled units integrate seamlessly with existing home automation systems for the ultimate in convenience and control.
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Maintain optimal humidity with a standalone dehumidifier
Trust & Satisfaction Guaranteed
At During Days, your satisfaction is our top priority. We stand behind every portable air conditioner we sell with our comprehensive 60-day satisfaction guarantee. If your unit doesn't meet your expectations, simply return it in its original condition for a full refund or exchange. All our portable cooling systems come with manufacturer warranties ranging from 1-5 years, plus the option to purchase extended protection for complete peace of mind.
Our dedicated Australian customer support team is available 7 days a week to assist with any questions or concerns about your purchase. We pride ourselves on our responsive service, with most inquiries answered within 4 hours. Our transparent approach extends to our verified customer reviews, which we display prominently on every product page to help you make informed decisions. With secure payment options, fast Australia-wide shipping, and our price match guarantee, you can shop with complete confidence knowing you're getting the best portable air conditioner at the best possible price, backed by exceptional service.
Closing Call-to-Action
Don't let another sweltering Australian summer leave you uncomfortable in your own home. Browse our extensive range of portable air conditioners today and find the perfect cooling solution for your space and budget. With our easy navigation, detailed product information, and helpful buying guides, selecting the right unit has never been simpler. Order now to take advantage of our current seasonal promotions, with discounts of up to 25% on selected models and free shipping on orders over $300. Remember, with our flexible payment options and 60-day satisfaction guarantee, staying cool this summer is just a few clicks away. Your comfort awaits at During Days-Australia's trusted cooling specialists!
Frequently Asked Questions (FAQs)
1. What size portable air conditioner do I need for my room?
Selecting the right size portable air conditioner is crucial for efficient cooling and energy consumption. As a general rule, you'll need approximately 0.15kW of cooling capacity per square meter of space in a room with standard ceiling height (2.4m). For example, a 20m² room would require a minimum 3.0kW unit. However, factors like high ceilings, large windows with direct sunlight, poor insulation, or open-plan layouts may increase cooling needs by 20-30%. For bedrooms and quiet spaces, sizing up slightly allows the unit to run at lower, quieter fan speeds while still providing adequate cooling. Most Australian homes find units between 2.9kW and 4.1kW offer the best balance of performance and efficiency for standard rooms. Our customer service team can provide personalized recommendations based on your specific space and requirements.
2. Do portable air conditioners need to be vented out a window?
Yes, traditional compressor-based portable air conditioners must be vented through a window, door, or wall to expel hot air extracted from your room. They work by transferring heat outside, similar to a refrigerator. All our units come with window venting kits that can be installed temporarily without permanent modifications, ideal for renters. These kits fit most sliding or sash windows and can be adapted with additional accessories. The exception is evaporative coolers, which cool air by evaporating water and don’t require venting, though they’re most effective in low-humidity environments. If window venting isn’t possible, consider evaporative or personal air coolers as alternatives, though they won’t match the cooling power of a vented portable air conditioner.
3. How much does it cost to run a portable air conditioner in Australia?
Running costs for portable air conditioners in Australia depend on the unit’s energy efficiency, usage patterns, and electricity rates. On average, a 3.5kW unit consumes 1.0-1.4kW of electricity per hour. At an average rate of 30 cents per kWh (as of April 2025), this equates to 30-42 cents per hour. For 6 hours of daily summer use, costs range from $1.80-$2.52 daily or $54-$75.60 monthly. Our inverter models can reduce costs by 20-30% by adjusting power consumption based on cooling needs. To minimize costs, choose units with high Energy Efficiency Ratings (EER), use timers, maintain the unit regularly, and supplement with fans for better air circulation. Targeted cooling with portable units can also save money compared to central air conditioning.
4. Can I use a portable air conditioner in a room without windows?
Using a portable air conditioner in a windowless room is challenging but possible with alternative venting solutions. Options include venting through a door to an outside area or another room with a window, installing a vent through an exterior wall (like a dryer vent), venting through a drop ceiling into a ventilated attic, or using kits for casement windows or sliding doors if available. If these aren’t feasible, consider an evaporative cooler, which doesn’t require venting but works best in low-humidity areas. Some customers have used DIY venting through wall penetrations, though this may require professional help. Our customer service team can offer tailored advice based on your room setup.
5. How noisy are portable air conditioners?
Portable air conditioners typically produce 50-65 decibels of sound during operation, similar to a normal conversation or background music. Noise varies by model and mode, with budget units at the higher end and premium models featuring noise reduction technology, some as quiet as 47dB in sleep mode-comparable to a quiet library. Noise comes from the compressor and fans, with higher speeds increasing sound but also cooling power. Most users find the white noise tolerable or helpful for sleep, but if sensitive to sound, opt for premium models with night modes. Proper maintenance, like cleaning filters and ensuring a level surface, reduces unnecessary noise. For quiet spaces, we recommend models with dedicated sleep modes.
6. How do I clean and maintain my portable air conditioner?
Regular maintenance is essential for optimal performance, efficiency, and longevity of your portable air conditioner. We recommend: 1) Cleaning or replacing air filters every 2-4 weeks during heavy use to maintain airflow; 2) Emptying the condensate tank as needed (many units are self-evaporative); 3) Cleaning the exterior monthly with a damp cloth and mild detergent; 4) Cleaning evaporator and condenser coils annually; 5) Inspecting the exhaust hose and window kit seals for leaks; 6) Running the unit in fan-only mode for a few hours at season’s end to dry internal components; 7) Storing upright in a dry, covered location. An annual vinegar rinse through the drainage system can prevent mold. These steps extend lifespan and maintain cooling efficiency.
7. Can portable air conditioners heat as well as cool?
Yes, many of our portable air conditioners offer heating in addition to cooling, making them versatile year-round solutions. Dual-function units use either heat pump systems (more energy-efficient, extracting heat from outside air) or electric heating elements (less efficient but quicker to warm). Our premium models provide 2.0-3.5kW heating capacity, suitable for rooms up to 35m² during mild Australian winters. While not a replacement for dedicated heating in very cold regions, they offer excellent supplemental or transitional heating. The convenience of both functions in one portable unit is ideal for renters and those seeking value and functionality from a single appliance.
8. How do portable air conditioners compare to split system air conditioners?
Portable air conditioners and split systems differ significantly. Split systems are more energy-efficient (30-40% higher EER), offer stronger cooling, quieter operation (especially indoors), and a sleeker look with external components. However, portable units require no professional installation (saving $600-$1500), can be moved between rooms, need no permanent modifications (great for renters), and have lower upfront costs-starting around $400 compared to $1,000+ for split systems. Portable units also provide immediate cooling without installation delays. For permanent primary cooling, split systems may be more economical long-term; for temporary or secondary spaces, portable units offer flexibility and value.
9. Are portable air conditioners energy efficient?
Portable air conditioners have become more energy-efficient, though they’re generally less efficient than split systems. Modern units have Energy Efficiency Ratios (EER) of 2.5 to 3.5, providing 2.5-3.5 units of cooling per unit of electricity. Our premium inverter models reach the higher end by adjusting power based on demand. To maximize efficiency, choose high EER units, use timers, sleep modes, and variable fan speeds. Self-evaporative technology also boosts efficiency. While consuming more energy than split systems, portable units can reduce overall usage by cooling only occupied rooms. For best results, size correctly, seal window kits, clean filters, use timers, and supplement with fans.
10. Can I install a portable air conditioner myself, or do I need a professional?
One major advantage of portable air conditioners is their user-friendly, DIY setup, taking 15-30 minutes with no professional help needed. Unlike split systems requiring licensed technicians ($600-$1500 cost), setup involves: 1) Positioning near a window and power outlet; 2) Installing the included window kit; 3) Connecting the exhaust hose; 4) Plugging into a standard 10A outlet; 5) Setting temperature and mode. Manuals and online videos provide guidance, and we offer additional adapters for unusual windows. Units are heavy (20-35kg), so assistance with moving may be needed. Our customer service team offers setup support via phone or video chat 7 days a week.
