Best Big Humidifier For 1800 Square Feet In January 2025

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In this Best Big Humidifier For 1800 Square Feet product guide, we’ll help you make a more informed decision and select the product with the benefits you need.

To help you in your search, we have completed this list of the Best Big Humidifier For 1800 Square Feet.

Top Rated Best Big Humidifier For 1800 Square Feet Of 2025

Rank	Product Name	Score
1	Homasy Essential Oil Diffuser, 500ml Aroma Diffuser Humidifier for Large room with Timer Buy Now	9.7 Buy Now
2	URPOWER 400ml Essential Oil Diffuser Wood Grain Diffuser with Auto Shut-off, Aromatherapy Oil Buy Now	9.5 Buy Now
3	ASAKUKI 500ml Premium, Essential Oil Diffuser, 5 In 1 Ultrasonic Aromatherapy Fragrant Oil Buy Now	9.1 Buy Now
4	Pure Enrichment MistAire Ultrasonic Cool Mist Humidifier - Premium Humidifying Unit with 1.5L Buy Now	8.8 Buy Now
5	URPOWER Essential Oil Diffuser, 400ml Wood Grain Aromatherapy Diffuser Ultrasonic Cool Mist Humidifier Buy Now	8.6 Buy Now
6	Homasy 4.5L Cool Mist Humidifiers, Essential Oil Compatible, Ultrasonic Humidifier for Large Bedroom Buy Now	8.3 Buy Now
7	URPOWER Square Aromatherapy Essential Oil Diffuser Humidifier, 700ml Large Capacity Modern Ultrasonic Aroma Buy Now	8.1 Buy Now
8	InnoGear Essential Oil Diffuser, Upgraded Diffusers for Essential Oils Aromatherapy Diffuser Cool Mist Buy Now	7.8 Buy Now
9	URPOWER 1000ml Essential Oil Diffuser Humidifiers Remote Control Ultrasonic Aromatherapy Diffusers Room Decor Buy Now	7.5 Buy Now
10	Mist Humidifiers for Bedroom, MANLI 500ML Essential Oil Diffuser with Remove Control, Aromatherapy Buy Now	7.2 Buy Now

1. Homasy Essential Oil Diffuser, 500ml Aroma Diffuser Humidifier for Large room with Timer

• 500ml diffuser, ideal for large room. homeys 500ml essential oil humidifier atomizer plate oscillates 3, 000, 000 times offering fine cool mists and long-lasting fragrance. the covering area reaches up to 480 ft, which can use in a large room. it continuously works with 8-11h in high mist and 12-20h in a low mist (sleep mode).
• Lasting fragrance: the reservoir of homay essential oil diffuser holds 500ml water, ideal for a large room. the aroma oil diffuser infuses fragrance into your air for 12~20 hours in low mist (sleep) mode and 8~11 hours in high mist mode. independent 1/3/6 hours timer settings allow you to set the duration you need.
• 3-in1 essential oil diffuser. homeys oil diffuser can be used as an aroma diffuser and humidifier. homeys essential oil diffuser will improve the quality of air in your bedroom, kitchen, and baby room. the fragrance will relax your mind when you are sleep or work and protect your family from dry or dust air.
• Low noise & sleep mode. thanks to the exclusive noise-reducing technology, the noises of bubble and fan are effectively reduced and controlled around 23db within 1 meter, creating a perfect sleeping atmosphere. press the sleep mode button, then the essential oil diffuser will turn to sleep with low mist output(25-40ml/h).
• Healthy material & auto off. our oil diffuser made of bpa-free material which is 100% healthy for babies. at the same time, homeys diffuser will automatically shut off when it runs out of water.

2. URPOWER 400ml Essential Oil Diffuser Wood Grain Diffuser with Auto Shut-off, Aromatherapy Oil

• Urpower 400ml essential oil diffuser wood grain diffuser for essential oils with auto shut-off, aromatherapy oil diffuser humidifier and 4 timer settings humidifiers for bedroom office
• Intelligent&safe: automatically turn off when the diffuser runs out of water. no worry about damaging the device itself or causing danger to users. made of bpa-free material, this essential oil diffuser is non-toxic and safe for babies.
• Perfect diffuser: you can use it with water or add a few drops of essential oil to create an aromatherapy spa in your own space. it's easy to set up and maintain also is the best gift for your friends and family.
• Exquisite design: coating with wood grain with soft adjustable led light fits for various environment. the diffuser also will auto shut off when the water is empty.
• Super quiet aromatherapy diffuser: would never disturb you when you are reading, working or sleeping. bpa free & waterless auto shut off: using baf free material. urpower diffuser can hold 400ml of water which will be auto-off when water runs out under continuous mode. 100% safe.

3. ASAKUKI 500ml Premium, Essential Oil Diffuser, 5 In 1 Ultrasonic Aromatherapy Fragrant Oil

• 100% risk free purchase: at asakuki, we have great faith in our essential oil diffusers. after all, we use them in our homes ourselves! each one of them comes with a 1-year technical support. your satisfaction is paramount!
• 5-in-1 aromatherapy device: this ultrasonic essential oil diffuser is an amazing multifunction aromatherapy device unlike any other you've ever used. it features a large 500ml water tank, multiple mist diffuse modes, as well as a safety auto-switch that prevents it from overheating in case it runs out of water.
• A great gift idea for everyone: if you're in the market for a nice and practical gift, you can stop looking. this great aromatherapy essential oil diffuser is a thoughtful and handy present, one that everyone can benefit from. with a combination of style, design and function like that, it's a great hit!
• Greatly aroma diffuser: besides its uses in aromatherapy, this essential oil diffuser also functions as a humidifier. use it to improve your home's atmosphere quality, cover the smell of pets or smoking, and protect you family from excessively dry season, dust, and more!
• Premium quality materials: when it comes to our premium essential oil diffusers, we make a point of using nothing but the same ultra-high grade, safe, and eco-friendly pp materials baby bottles are made from, as well as state-of-the-art production processes and strict quality control.

4. Pure Enrichment MistAire Ultrasonic Cool Mist Humidifier - Premium Humidifying Unit with 1.5L

• 1.5-liter water tank: provides ideal coverage for bedrooms, offices, and other medium-sized rooms
• Optional night light: offers soothing glow for maximum relaxation
• Automatic shut-off: turns humidifier off when water level is low or the water tank is removed
• What you get: humidifier, ac power adapter, disk cleaning brush, user manual, industry-leading 5 year warranty, caring customer support 7 days a week, and the peace of mind that comes from a trusted brand with millions of customers worldwide.
• Ultrasonic cool mist technology: safely moisturizes the air for up to 16 hours of continuous operation so you can breathe easy and get more restful sleep | high and low speed settings make it easy to adjust mist direction and speed to fit your comfort level

5. URPOWER Essential Oil Diffuser, 400ml Wood Grain Aromatherapy Diffuser Ultrasonic Cool Mist

• Super quiet and auto shut off: adopted ultrasonic technology, this diffuser is extremely quiet when working. automatic shut off when water running out, ensure the safety.
• Comfortable warm night light: soft warm light creates a calming and romantic atmosphere. press the "light" button to turn on the light.
• 4 timer setting and mist control: 4 timer- 1h/ 3h/ 6h/ continuous modes. press the "mist" button for 3 seconds, one beep for strong mist, two beeps for weak mist.
• 400ml large capacity and great mist output: urpower 400ml essential oil diffuser lasts on for a long time(6-12 hours) and has a good output of mist(30-80ml/h). it is a humidifier or a diffuser when you add essential oil in it. fits room not larger than 15*15.
• Classic wood grain finish: natural wood grain look and unique vase-shape design. makes you feel relax with it's zen-style outlook. decorate your room well.

6. Homasy 4.5L Cool Mist Humidifiers, Essential Oil Compatible, Ultrasonic Humidifier for Large Bedroom

• Essential oil compatible with an extra bonus aroma nozzle, essential oil can be added using a dropper, helping create a relaxing environment and improve your sleep quality. (dont drop the essential oil into the water tank)
• Ultra-quiet & night sleep mode - homeys ultrasonic humidifier runs at 28 db. (you wont feel noisy even when putting it on your nightstand). if you press touch button for 3s, it will enter into sleep mode with the light off while spraying mist continuously.
• Powerful humidifying - the internal base of humidifiers is embedded with excellent materials and stainless steel, and the mist output of this 4. 5 l baby humidifier is up to 280ml/h, allowing max 30 hours of working time in low mist, which is perfect for large living room (up to 538 sqft).
• Adjustable mlst level - homasy cool mist humidifier can adjust the output volume of the mist by touching button and you can totally enjoy the most comfortable humidify environment by customizing your ideal humidity.
• Easy to refill & auto shut-off - the top-refill design make homeys humidifier easily to fill and clean which no need to invert the water tank. and it will auto shut-off and goes into standby mode on when runs out of water or the humidifier fall down.

7. URPOWER Square Aromatherapy Essential Oil Diffuser Humidifier, 700ml Large Capacity Modern

• Wonderful home & office decoration great for every room in your home, office, hotel--just about anywhere and fully enjoy yourself with this multi-functional oil diffuser in your leisure time. perfect gift idea for family and friends.
• Whisper-quiet ultrasonic operation adopted advanced ultrasonic technology, this essential oil diffuser is extremely quiet without annoying noise that won't disturb you when you sleep or at work.
• 2 misting modes: you can set it to intermittent mist (6-8 hrs working time) that diffuser mists and pauses every 30s, it goes for almost the whole night, or set it to continuous mist (3-4 hrs working time) that keep misting until water runs out, it creates an instant fragrance in your room
• Input power: ac100-240v 50/60hz
• Auto shut-off function gives you peace of mind when using the diffuser, as when it is detected that there is no more water or water runs out, the diffuser will automatically power off for safety insurance.

8. InnoGear Essential Oil Diffuser, Upgraded Diffusers for Essential Oils Aromatherapy Diffuser Cool

• Multifunctional device: diffuser preserves the purity of essential oil, allowing you to enjoy pleasant aromatherapy that directly extracted from nature. adding humidity into the air, making it the perfect choice for dry regions or constant users of air conditioning.
• Waterless auto-off: you can enjoy a restful sleep and keep this diffuser on at night without worrying about overheating. the diffuser will automatically shut off once the water runs out.
• Compact size for space-saving: without occupying much space, you can easily place this palm sized diffuser on your desk, countertop, or pack in carry-on while on the go.
• 2 misting modes: you can set it to intermittent mist (6-8 hrs working time) that diffuser mists and pauses every 30s, it goes for almost the whole night, or set it to continuous mist (3-4 hrs working time) that keep misting until water runs out, it creates an instant fragrance in your room.
• Safe material and cool mist: using the finest pp material, which is the same as baby bottles, this diffuser disperses a comfortable stream of room-temperature mist, no heat involved. user-friendly even to babies and the pregnant.

9. URPOWER 1000ml Essential Oil Diffuser Humidifiers Remote Control Ultrasonic Aromatherapy Diffusers

• Large 1000ml water capacity - you don't need to add water in a whole day with this large tank, set a 3-hour timer for your morning, a 6-hour timer for your afternoon, and a 9-hour timer for your night sleep.
• Adjustable mist mode - there are two mist mode, adding water to max line, the oil diffuser run 10-15 hours in high mist mode and 15-20 hours in low mist mode.
• 3 in 1 function - it's not only an aromatherapy diffuser,just add 3-5 drops oi oil per 100ml water.but also a humidifier,it diffuses 100ml water each hour in high mist mode. the night light function can singly operate or combine with the mist.
• Note: diffuser with white plastic cap. color will only shows when you turn on the led lights. wireless remote control - with this remote, you could be easily turn on/off the light and mist when the oil diffuser is away from your bed,the remote's max reading range is 5m.
• Waterless auto shut-off function - giving enough easement for a long time. when you are sleeping or out, it will auto shut-off if the water runs out.the light will not turn off if there is water in the water tank even if the setting time is running out and light will only turn off if there is no water.

10. Mist Humidifiers for Bedroom, MANLI 500ML Essential Oil Diffuser with Remove Control, Aromatherapy

• 100% risk free purchase: we have great faith in our humidifiers for bedroom. after all, we use them in our homes! each one of them comes with a 1-year warranty and a 6-month money back guarantee. if you have any issue with your diffuser, do not hesitate to contact us.
• Premium quality materials: when it comes to our premium essential oil diffusers, we make a point of using nothing but the same ultra-high grade, safe, and eco-friendly pp materials baby bottles are made from, as well as state-of-the-art production processes and strict quality control.
• A great gift idea for everyone: if you're in the market for a nice and practical gift, you can stop looking. this great aromatherapy humidifiers for bedroom is a thoughtful and handy present, one that everyone can benefit from. with a combination of style, design and function like that, it's a guaranteed hit!
• 5-in-1 aromatherapy device: this ultrasonic 500ml essential oil diffuser is an amazing device unlike any other you've ever used. it features a large and easy to clean 500ml water tank, 7 different led light colors, multiple mist modes, as well as a safety auto-switch that prevents it from overheating in case it runs out of water.
• Greatly improves life: besides its uses in aromatherapy, this 500ml essential oil diffuser also functions as a humidifier for bedroom. use it to improve your home quality, cover the smell of pets or smoking, and protect you family from excessively dry air, dust, and more!