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Ultrasonic Humidifiers

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  • Devanti DIFFK04LW Aroma Diffuser

    Devanti DIFFK04LW Aroma Diffuser

    AU $35.99 New
  • Humidifier Aroma Diffuser Aromist-tf4000 Top Fill Air 4l Water Tank Fresher 2in1

    Humidifier Aroma Diffuser Aromist-tf4000 Top Fill Air 4l Water Tank Fresher 2in1

    (4)
    AU $95.91 New
  • Devanti Ultrasonic Aroma Diffuser - Light Wood

    Devanti Ultrasonic Aroma Diffuser - Light Wood

    (6)
    AU $33.52 New
  • Devanti Aroma 500ml 4-in-1: Aromatherapy, Humidifier, Purifier, Night light (DIFF-50A-LW)

    Devanti Aroma 500ml 4-in-1: Aromatherapy, Humidifier, Purifier, Night light (DIFF-50A-LW)

    (17)
    AU $42.72 New
  • Ionmax ION 90 Ultrasonic 6.5L Hybrid Humidifier - White

    Ionmax ION 90 Ultrasonic 6.5L Hybrid Humidifier - White

    (7)
    AU $249.00 New
    AU $80.00 Used
  • Able Ultrasonic Vaporiser and Air Purifier Blue

    Able Ultrasonic Vaporiser and Air Purifier Blue

    (3)
    AU $66.02 New
  • Medescan HTJ-2003A Rainbow Mist Humidifier

    Medescan HTJ-2003A Rainbow Mist Humidifier

    (2)
    AU $72.95 New
    AU $39.00 Used

Limited time deals

Free Postage Included
  • Xiaomi Smart Antibacterial Humidifier 2 UVC 99.9% Sterilization Diffuser 4.5L AU

    Xiaomi Smart Antibacterial Humidifier 2 UVC 99.9% Sterilization Diffuser 4.5L AU

    AU $128.52
    AU $142.80was AU $142.80|10% off
  • Xiaomi Humidifier Diffuser Mist Maker Air Aromatherapy Antibacterial Scent 4L

    Xiaomi Humidifier Diffuser Mist Maker Air Aromatherapy Antibacterial Scent 4L

    AU $74.79
    AU $84.99was AU $84.99|12% off
  • Devanti Waterless Aromatherapy Aroma Diffuser Pure Essential Oil Ultrasonic

    Devanti Waterless Aromatherapy Aroma Diffuser Pure Essential Oil Ultrasonic

    AU $36.95
    AU $76.99was AU $76.99|52% off
  • Humidifier Aroma Diffuser Top Fill Air 4L Water Tank Fresher Remote Control new

    Humidifier Aroma Diffuser Top Fill Air 4L Water Tank Fresher Remote Control new

    AU $97.43
    AU $149.89was AU $149.89|35% off
  • Devanti Ultrasonic Aroma Aromatherapy Diffuser Oil Electric Air Humidifier 300ML

    Devanti Ultrasonic Aroma Aromatherapy Diffuser Oil Electric Air Humidifier 300ML

    AU $33.95
    AU $71.99was AU $71.99|53% off
  • Arovec Humidifier Aroma Diffuser, Aromatherapy, Essential Mist, Humidifier Renew

    Arovec Humidifier Aroma Diffuser, Aromatherapy, Essential Mist, Humidifier Renew

    AU $71.99
    AU $89.99was AU $89.99|20% off
  • Air Humidifier Ultrasonic Aroma Aromatherapy Diffuser Essential Oil 4L (Renew)

    Air Humidifier Ultrasonic Aroma Aromatherapy Diffuser Essential Oil 4L (Renew)

    AU $81.59
    AU $95.99was AU $95.99|15% off
  • Arovec Genuine Water Filter Cartridge, Compatible to AroMist-6000 Humidifier 1P

    Arovec Genuine Water Filter Cartridge, Compatible to AroMist-6000 Humidifier 1P

    AU $17.99
    AU $19.99was AU $19.99|10% off

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  • Indoor Air Quality & Fans
    • Humidifiers
    • Air Filters
    • Air Purifiers
    • Dehumidifiers
    • Exhaust Fans & Ventilators
    • Indoor Air Quality & Fan Parts
    • Portable Fans
    • 2025 Mars Hydro 5L Cool Mist Humidifier Grow Tent Humidifier with Timer & Hose - image 1 of 4
    • 2025 Mars Hydro 5L Cool Mist Humidifier Grow Tent Humidifier with Timer & Hose - image 2 of 4
    • 2025 Mars Hydro 5L Cool Mist Humidifier Grow Tent Humidifier with Timer & Hose - image 3 of 4
    • 2025 Mars Hydro 5L Cool Mist Humidifier Grow Tent Humidifier with Timer & Hose - image 4 of 4

    2025 Mars Hydro 5L Cool Mist Humidifier Grow Tent Humidifier with Timer & Hose

    Brand new
    (2)
    AU $95.99
    Trending at AU $98.91

    eBay determines this price through a machine-learned model of the product's sale prices within the last 90 days.

    AU $3.00 postage
    Click & Collect
    Only 1 left!
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    • Carepod Cube X50 Stainless Steel Ultrasonic Humidifier - image 1 of 4
    • Carepod Cube X50 Stainless Steel Ultrasonic Humidifier - image 2 of 4
    • Carepod Cube X50 Stainless Steel Ultrasonic Humidifier - image 3 of 4
    • Carepod Cube X50 Stainless Steel Ultrasonic Humidifier - image 4 of 4

    Carepod Cube X50 Stainless Steel Ultrasonic Humidifier

    New (other)
    AU $350.00
    or Best Offer
    AU $30.00 postage
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    • Humidifier 4.2L Quiet Ultrasonic Humidifiers for Bedroom Large Room, Cool Mist A - image 1 of 4
    • Humidifier 4.2L Quiet Ultrasonic Humidifiers for Bedroom Large Room, Cool Mist A - image 2 of 4
    • Humidifier 4.2L Quiet Ultrasonic Humidifiers for Bedroom Large Room, Cool Mist A - image 3 of 4
    • Humidifier 4.2L Quiet Ultrasonic Humidifiers for Bedroom Large Room, Cool Mist A - image 4 of 4

    Humidifier 4.2L Quiet Ultrasonic Humidifiers for Bedroom Large Room, Cool Mist A

    Brand new
    AU $134.99
    Free postage
    Click & Collect
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    • Mars Hydro 5L Plant Humidifier Cool Mist Humidifier w/Extendable Targeting Hose - image 1 of 4
    • Mars Hydro 5L Plant Humidifier Cool Mist Humidifier w/Extendable Targeting Hose - image 2 of 4
    • Mars Hydro 5L Plant Humidifier Cool Mist Humidifier w/Extendable Targeting Hose - image 3 of 4
    • Mars Hydro 5L Plant Humidifier Cool Mist Humidifier w/Extendable Targeting Hose - image 4 of 4

    Mars Hydro 5L Plant Humidifier Cool Mist Humidifier w/Extendable Targeting Hose

    Brand new
    (2)
    AU $108.78
    AU $12.00 postage
    Click & Collect
    Only 1 left!
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  • 2L Air Humidifiers,Aromatherapy Ultrasonic Humidifier Air Purifier for Plants - image 1 of 4

    2L Air Humidifiers,Aromatherapy Ultrasonic Humidifier Air Purifier for Plants

    Brand new · Unbranded
    AU $15.93
    or Best Offer
    Free postage
    Click & Collect
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  • 4 Liter Ultrasonic Mist Humidifier Air Humidifier Infrared Remote Control NEW - image 1 of 4

    4 Liter Ultrasonic Mist Humidifier Air Humidifier Infrared Remote Control NEW

    Brand new · Unbranded
    AU $13.91
    Was: AU $14.80was AU $14.80
    or Best Offer
    Free postage
    Click & Collect
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  • Devanti Waterless Aromatherapy Aroma Diffuser Pure Essential Oil Ultrasonic - image 1 of 4

    Devanti Waterless Aromatherapy Aroma Diffuser Pure Essential Oil Ultrasonic

    Brand new · Devanti
    AU $36.95
    Was: AU $76.99was AU $76.99
    Free postage
    Click & Collect
    89 sold
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  • ALACRIS Ultrasonic Air Humidifier 4L Ultra-quiet Aroma Essential Oil Diffuser - image 1 of 4

    ALACRIS Ultrasonic Air Humidifier 4L Ultra-quiet Aroma Essential Oil Diffuser

    Brand new
    AU $54.99
    Free postage
    Click & Collect
    Only 2 left
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  • Devanti Ultrasonic Aroma Aromatherapy Diffuser Oil Electric Air Humidifier 300ML - image 1 of 4

    Devanti Ultrasonic Aroma Aromatherapy Diffuser Oil Electric Air Humidifier 300ML

    Brand new · Devanti
    (6)
    AU $33.95
    Was: AU $71.99was AU $71.99
    Free postage
    Click & Collect
    251 sold
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  • Mini Air Humidifier with LED Household Car Office USB-Powerd Ultrasonic Diffuser - image 1 of 4

    Mini Air Humidifier with LED Household Car Office USB-Powerd Ultrasonic Diffuser

    Brand new
    AU $9.85 to AU $11.45
    Free postage
    Click & Collect
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  • Airversa Smart Humidifier 5.5L Large Grey Diffuser Aroma LED Ultrasonic Mist - image 1 of 4

    Airversa Smart Humidifier 5.5L Large Grey Diffuser Aroma LED Ultrasonic Mist

    Brand new
    AU $199.99
    Was: AU $249.99was AU $249.99
    Free postage
    Click & Collect
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  • Aroma Oil Diffuser Ultrasonic Wood Grain Air Humidifier (Light wood grain) - image 1 of 4

    Aroma Oil Diffuser Ultrasonic Wood Grain Air Humidifier (Light wood grain)

    Brand new · Unbranded
    AU $10.76
    or Best Offer
    Free postage
    Click & Collect
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  • Devanti Aromatherapy Diffuser Humidifier Aroma Essential Oil Ultrasonic 500ml - image 1 of 4

    Devanti Aromatherapy Diffuser Humidifier Aroma Essential Oil Ultrasonic 500ml

    Brand new · Devanti
    (17)
    AU $43.95
    Was: AU $66.99was AU $66.99
    Free postage
    Click & Collect
    228 sold
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  • Humidifiers Large Room bedroom home 16L Top Fill Cool Mist Ultrasonic Humidifier - image 1 of 4

    Humidifiers Large Room bedroom home 16L Top Fill Cool Mist Ultrasonic Humidifier

    Brand new · Unbranded
    AU $349.99
    Free postage
    Click & Collect
    5 watching
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  • 550ml Essential Oil Diffuser Aromatherapy Ultrasonic Cool Mist Humidifier Home - image 1 of 4

    550ml Essential Oil Diffuser Aromatherapy Ultrasonic Cool Mist Humidifier Home

    Brand new · Unbranded
    AU $13.89 to AU $28.89
    Free postage
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  • Xiaomi Smart Antibacterial Humidifier 2 UVC 99.9% Sterilization Diffuser 4.5L AU - image 1 of 4

    Xiaomi Smart Antibacterial Humidifier 2 UVC 99.9% Sterilization Diffuser 4.5L AU

    Brand new · Xiaomi
    AU $128.52
    Was: AU $142.80was AU $142.80
    Free postage
    Click & Collect
    50 sold
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  • Mini Silent Humidifier 7 Color Light Car Home USB Air Diffuser - image 1 of 4

    New listingMini Silent Humidifier 7 Color Light Car Home USB Air Diffuser

    Brand new · Unbranded
    AU $21.78
    Free postage
    Click & Collect
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  • ABLE Ultrasonic Vaporiser 7 Colours Lamp 10 hours No Heat - image 1 of 2

    ABLE Ultrasonic Vaporiser 7 Colours Lamp 10 hours No Heat

    Brand new
    AU $68.99
    Free postage
    Click & Collect
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  • 12 LED Ultrasonic Mist Maker Light Fogger Water Fountain Pond + Power Adapter AU - image 1 of 4

    12 LED Ultrasonic Mist Maker Light Fogger Water Fountain Pond + Power Adapter AU

    Brand new · Unbranded
    AU $13.99 to AU $24.99
    Free postage
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  • Airversa Smart Humidifier 5.5L Large Clear Diffuser Aroma LED Ultrasonic Mist - image 1 of 4

    Airversa Smart Humidifier 5.5L Large Clear Diffuser Aroma LED Ultrasonic Mist

    Brand new
    AU $199.99
    Was: AU $249.99was AU $249.99
    Free postage
    Click & Collect
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  • 300ml Aluminum Waterless Essential Aroma Oil Diffuser Ultrasonic Aromatherapy - image 1 of 4

    300ml Aluminum Waterless Essential Aroma Oil Diffuser Ultrasonic Aromatherapy

    Brand new · Unbranded
    AU $39.55
    Free postage
    Click & Collect
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  • Air Humidifier Ultrasonic Aroma Aromatherapy Diffuser Essential Oil (Pre-Owned) - image 1 of 4

    Air Humidifier Ultrasonic Aroma Aromatherapy Diffuser Essential Oil (Pre-Owned)

    Pre-owned
    AU $66.52
    Was: AU $89.89was AU $89.89
    or Best Offer
    Free postage
    Click & Collect
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  • Anti Gravity Humidifier with LED Clock Display Ultrasonic Water Drip Humidifier - image 1 of 4

    Anti Gravity Humidifier with LED Clock Display Ultrasonic Water Drip Humidifier

    Brand new · Unbranded
    AU $42.99
    Free postage
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  • Colorful Light Flame Fireplace Flame Humidifier Essential Oil Diffuser Mute Work - image 1 of 4

    Colorful Light Flame Fireplace Flame Humidifier Essential Oil Diffuser Mute Work

    Brand new · Unbranded
    AU $23.74
    or Best Offer
    Free postage
    Click & Collect
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  • LED Essential Oil Diffuser Aroma Aromatherapy Air Humidifier Purifier Ultrasonic - image 1 of 4

    New listingLED Essential Oil Diffuser Aroma Aromatherapy Air Humidifier Purifier Ultrasonic

    Brand new · Unbranded
    AU $21.99
    Free postage
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  • Portable Mini Humidifier Silent 7 Color Car Home USB Diffuser - image 1 of 4

    New listingPortable Mini Humidifier Silent 7 Color Car Home USB Diffuser

    Brand new · Unbranded
    AU $21.88
    Free postage
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  • Devanti Ultrasonic Aroma Diffuser Aromatherapy LED Lights Iron Humidifier Forest - image 1 of 4

    Devanti Ultrasonic Aroma Diffuser Aromatherapy LED Lights Iron Humidifier Forest

    Brand new · Devanti
    (22)
    AU $33.99
    Free postage
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  • 6/12 Hours 300ml 2 Way Mini Ultrasonic Air Humidifier Rainbow LED Quiet - image 1 of 4

    6/12 Hours 300ml 2 Way Mini Ultrasonic Air Humidifier Rainbow LED Quiet

    Brand new · Unbranded
    AU $39.85
    or Best Offer
    Free postage
    Click & Collect
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  • LED Aroma Aromatherapy Diffuser Essential Oil Ultrasonic Air Humidifier Purifier - image 1 of 4

    LED Aroma Aromatherapy Diffuser Essential Oil Ultrasonic Air Humidifier Purifier

    Brand new · Unbranded
    AU $29.99
    Free postage
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  • CLOUDFORGE T3 Plant Humidifier 4.5L with Onboard Smart Controller Humidity - image 1 of 4

    CLOUDFORGE T3 Plant Humidifier 4.5L with Onboard Smart Controller Humidity

    Brand new · Unbranded
    AU $178.88
    Free postage
    Click & Collect
    3 watching
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  • Xiaomi Humidifier Diffuser Mist Maker Air Aromatherapy Antibacterial Scent 4L - image 1 of 4

    Xiaomi Humidifier Diffuser Mist Maker Air Aromatherapy Antibacterial Scent 4L

    Brand new · Xiaomi
    AU $74.79
    Was: AU $84.99was AU $84.99
    Free postage
    Click & Collect
    134 sold
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  • LED Ultrasonic Aroma Diffuser Aromatherapy Essential Oil Air Humidifier Purifier - image 1 of 4

    LED Ultrasonic Aroma Diffuser Aromatherapy Essential Oil Air Humidifier Purifier

    Brand new · Unbranded
    AU $9.99 to AU $28.99
    Free postage
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  • 7 Color Light Silent Humidifier Mini Car Home USB Sleep Diffuser - image 1 of 4

    New listing7 Color Light Silent Humidifier Mini Car Home USB Sleep Diffuser

    Brand new · Unbranded
    AU $21.86
    Free postage
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  • TODO 2.5L Air Humidifier Ultrasonic Diffuser Aroma Aromatheraphy Purifier - image 1 of 4

    TODO 2.5L Air Humidifier Ultrasonic Diffuser Aroma Aromatheraphy Purifier

    Brand new
    AU $55.00
    Free postage
    Click & Collect
    79 sold
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  • Able Ultrasonic Vaporiser - image 1 of 2

    Able Ultrasonic Vaporiser

    Brand new
    (3)
    AU $34.95
    or Best Offer
    Local pickup
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  • TODO 2.5L Air Humidifier Ultrasonic Aromatheraphy Diffuser UV Sterilizer - Black - image 1 of 4

    TODO 2.5L Air Humidifier Ultrasonic Aromatheraphy Diffuser UV Sterilizer - Black

    Brand new
    AU $69.00
    Free postage
    Click & Collect
    23 sold
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  • 250ml Aroma Aromatherapy Diffuser Air Humidifier Essential Oil LED Flame Light - image 1 of 4

    250ml Aroma Aromatherapy Diffuser Air Humidifier Essential Oil LED Flame Light

    Brand new · Unbranded
    AU $27.79
    Free postage
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  • Colorful Light Flame Fireplace Flame Humidifier Essential Oil Diffuser Mute Work - image 1 of 4

    Colorful Light Flame Fireplace Flame Humidifier Essential Oil Diffuser Mute Work

    Brand new · Unbranded
    AU $22.48
    or Best Offer
    Free postage
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  • Ultrasonic LED Humidifier USB Aroma Diffuser Air Purifier Quiet Home/Office - image 1 of 4

    Ultrasonic LED Humidifier USB Aroma Diffuser Air Purifier Quiet Home/Office

    Brand new
    AU $17.95
    Free postage
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  • One 31S Stainless Steel Ultrasonic Cool Mist Humidifier Whisper Quiet Easy Clean - image 1 of 4

    One 31S Stainless Steel Ultrasonic Cool Mist Humidifier Whisper Quiet Easy Clean

    Brand new · Unbranded
    AU $519.34
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  • Essential Oil Diffuser Aroma Humidifier LED Ultrasonic Aromatherapy Air Purifier - image 1 of 4

    Essential Oil Diffuser Aroma Humidifier LED Ultrasonic Aromatherapy Air Purifier

    Brand new · Unbranded
    AU $13.89 to AU $28.89
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  • Able Ultrasonic Vaporiser - image 1 of 2

    Able Ultrasonic Vaporiser

    Brand new
    (3)
    AU $66.02
    AU $7.95 postage
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  • Essential Oil Humidifier Ultrasonic Air Diffuser LED Aromatherapy Air Purifier - image 1 of 4

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  • Ionmax ION90 Ultrasonic Cool Mist Humidifier UV Sterilisation 2 Yrs Warranty - image 1 of 4

    Ionmax ION90 Ultrasonic Cool Mist Humidifier UV Sterilisation 2 Yrs Warranty

    Brand new · Ionmax
    (7)
    AU $299.00
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  • New Arrivals USB Mini Car Home Humidifier Silent 7 Color Ambient Light Diffuser - image 1 of 4

    New listingNew Arrivals USB Mini Car Home Humidifier Silent 7 Color Ambient Light Diffuser

    Brand new · Unbranded
    AU $21.92
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  • TODO 100Ml Humidifier Aromatherapy Diffuser 7 Colour Led Ultrasonic Mist - Black - image 1 of 4

    TODO 100Ml Humidifier Aromatherapy Diffuser 7 Colour Led Ultrasonic Mist - Black

    Brand new
    AU $29.95
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  • 2L Ultrasonic Humidifier LED Air Purifier Cool Mist Humidifier Office Humidifier - image 1 of 4

    2L Ultrasonic Humidifier LED Air Purifier Cool Mist Humidifier Office Humidifier

    Brand new · Unbranded
    AU $15.99
    or Best Offer
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  • Fireplace LED Flame Essential Oil Diffuser Aroma Aromatherapy Air Humidifier AU - image 1 of 4

    Fireplace LED Flame Essential Oil Diffuser Aroma Aromatherapy Air Humidifier AU

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  • Silent 7 Color Humidifier Mini Car Home USB Ambient Diffuser - image 1 of 4

    New listingSilent 7 Color Humidifier Mini Car Home USB Ambient Diffuser

    Brand new · Unbranded
    AU $21.84
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  • Devanti Waterless Aromatherapy Aroma Diffuser Pure Essential Oil Ultrasonic - image 1 of 4

    Devanti Waterless Aromatherapy Aroma Diffuser Pure Essential Oil Ultrasonic

    Brand new · Devanti
    AU $35.99
    Trending at AU $36.58

    eBay determines this price through a machine-learned model of the product's sale prices within the last 90 days.

    Free postage
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    6 watching
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  • Ionmax Ultrasonic Indoor Cool and Warm Mist UV Humidifier Air Diffuser - image 1 of 3

    Ionmax Ultrasonic Indoor Cool and Warm Mist UV Humidifier Air Diffuser

    Brand new · Ionmax
    (7)
    AU $349.00
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  • USB Air Humidifier Aroma Essential Oil Diffuser Vaporizer for Home Office 3L - image 1 of 2

    USB Air Humidifier Aroma Essential Oil Diffuser Vaporizer for Home Office 3L

    Brand new · Unbranded
    AU $34.91
    Was: AU $37.95was AU $37.95
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  • Portable Nebulizer for Adults&Kids,Rechargeable Ultrasonic w/ LED&Timing Functio - image 1 of 4

    Portable Nebulizer for Adults&Kids,Rechargeable Ultrasonic w/ LED&Timing Functio

    Brand new
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  • 360ml Home Ultrasonic Flame Air Aroma Diffuser Humidifier Essential Oil Diffuser - image 1 of 4

    360ml Home Ultrasonic Flame Air Aroma Diffuser Humidifier Essential Oil Diffuser

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  • Humidifiers 500ml Cool Mist Air Ultrasonic Quiet USB Desktop Humidifiers with .. - image 1 of 4

    Humidifiers 500ml Cool Mist Air Ultrasonic Quiet USB Desktop Humidifiers with ..

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    AU $32.99
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    4 watching
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  • Stirling Ultrasonic Cool Mist Humidifier Dark Blue, New - image 1 of 4

    Stirling Ultrasonic Cool Mist Humidifier Dark Blue, New

    New (other)
    AU $30.00
    AU $15.00 postage
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  • Ultrasonic Anti-gravity Humidifier Water Droplet Backflow Aromatherapy Diffuser - image 1 of 4

    Ultrasonic Anti-gravity Humidifier Water Droplet Backflow Aromatherapy Diffuser

    Brand new · Unbranded
    AU $40.84
    Was: AU $42.99was AU $42.99
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  • 7 LED Light Aromatherapy Diffuser Aroma Essential Oil Air Humidifier Wood Grain - image 1 of 4

    New listing7 LED Light Aromatherapy Diffuser Aroma Essential Oil Air Humidifier Wood Grain

    Brand new · Unbranded
    AU $21.99
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  • Rainbow Mist Top-Fill Humidifier – Ultrasonic Cool Mist, Aromatherapy Diffuser, - image 1 of 4

    Rainbow Mist Top-Fill Humidifier – Ultrasonic Cool Mist, Aromatherapy Diffuser,

    Brand new
    AU $179.99
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  • Ultrasonic Humidifier 4L Cool Mist Bedroom Home Baby Operate Quietly Cooling Air - image 1 of 4

    Ultrasonic Humidifier 4L Cool Mist Bedroom Home Baby Operate Quietly Cooling Air

    Brand new
    AU $181.16
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