SPT SU-4010 Ultrasonic Dual-Mist Warm And Cool Humidifier Quick Review

Need a simple, compact hybrid humidifier that works? SPT SU-4010 Ultrasonic Dual-Mist Warm/ Cool Humidifier is your go-to model. It is one of the long-existing lineups that is still selling with little changes to the model. Build with a 360° split nozzles that can cover up to 500 square feet, can this dual-mist humidifier help relieve sinus, dry nose, and itchy skin? How often do you have to refill the water? What does the ION exchange filter do? All shall be review in our SPT SU-4010 review below.
online price (US)**
±N/A $$/ 7

(annual filter cost ±0)

** MRSP (Manufacturer's Suggested Retail Price)/ RSP (Retail selling price) is accurate at the time of posting.
^ Annual filter cost is calculated based on filter price and 12 hours of usage. Pricing could vary depending on air quality, usage frequency, and speed.
` The indicated online price guides as follows: $ = under $50, $$ = $50-100, $$$ = $101-200, $$$$ = 201-300, $$$$$ = $301-400, $$$$$$ = 401-500, $$$$$$$ = over $500.

SPT SU-4010 Ultrasonic Specification

ProductSPT SU-4010 Ultrasonic
13.2 x 12.4 x 5.3 in
(33.5 x 31.5 x 13.5 cm)
Weight7.5 lb (3.4 kg)
Coverage (up to)500 sq. ft. (46 m2)
Airflow speed
CapacityWarm mist (400 ml), Cool mist (330 ml)
Duration per chargeWarm mist (10 hours), Cool mist (12 hours)
Water tank1.1 gallon (4 liter)
Noise level
Power consumptionWarm mist (80 W), Cool mist (30 W)
Timer/ Scheduler12 hours
FilterION exchange filter
Refill method Top Fill
Digital display
Humidity display
Essential Oil Compatible
Auto shut off
Auto mode
More color options
Filter/ Water empty indicator
Wi-Fi/ BTBluetooth
Remote control
Child lock
Email/ Phone support

Key Features

  • Dual function: Ultrasonic warm-mist and cool-mist
  • Split nozzles with 360° adjustable direction
  • Adjustable Mist Intensity with indicator
  • Whisper-quiet operation (1.7MHz)
  • 1.1 gallon/ 4.0L water tank capacity
  • ION exchange filter - demineralizes hard water to reduce scale-forming calcium and magnesium
  • Cleaning brush included
  • Auto shut-off/ Overheat protection

Design And Usability


  • Affordable and portable hybrid ultrasonic humidifier.
  • Compact humidifying performance that can cover a respectable 500 sq. ft. of room space.
  • Dual mist mode with warm mist at 400 ml and cool mist at 330 ml.
  • 360° adjustable bi-directional mist nozzle plus silent operation even at the highest mist speed.
  • Ion Exchange Filter helps prevent white dust particles from building up.


  • Top up around 20 dollars more for a full-size humidifier with digital display.
  • Small water tank that can only support up to 12 hours of humidification.
  • Lack of fan speed adjustment, timer, essential oil tray, and auto humidistat.
SPT SU-4010 Ultrasonic Dual-Mist Warm And Cool Humidifier

Max Fernandez

A humidifier distributor with more than 11 years of experience in the field, Max Fernandez is no stranger to the moisture-capturing machine. You can catch him here reviewing humidifiers and preaching on the importance of perfect humidity.

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