Elevate your indoor air quality with the Westinghouse 4.5L Top Filling Ultrasonic Humidifier. Designed with advanced ultrasonic cool mist technology, this powerful yet quiet humidifier provides up to 23 hours of continuous hydration for improved breathing, better sleep, and healthier skin. Its large 4.5L top-fill tank makes refilling a breeze, while the 360° rotating nozzle and intelligent humidity control ensure consistent, comfortable moisture throughout your space. Perfect for bedrooms, nurseries, or offices, it’s the ideal solution for combating dry air with ease and style.
Westinghouse 4.5L Top Filling Ultrasonic Humidifier
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Features
- The Westinghouse 4.5L Top Filling Ultrasonic Humidifier uses advanced ultrasonic cool mist technology to emit clean, uncontaminated mist that helps relieve nasal congestion, improve sleep, and hydrate dry skin.
- Equipped with a large, transparent 4.5-liter top-fill tank, it offers adjustable mist volume control with a spray capacity of 220ml/h, delivering 10 to 23 hours of continuous operation.
- The 360° rotating mist nozzle ensures even humidity distribution, helping to reduce static electricity, protect wooden furniture, and alleviate allergy symptoms.
- Intelligent humidity control automatically adjusts spray rates based on the surrounding humidity, shifting between low, medium, or high output to maintain comfortable indoor moisture levels.
- A soft LED indicator light can be left on to serve as a soothing night light or turned off for an undisturbed sleep environment.
Specifications
| Special Feature | Low Water Indicator, Removable Tank, Quiet, Auto Shut Off |
| Floor Area | 200 Square Feet |
| Item Weight | 3 Pounds |
| Room Type | Basement, Master Bedroom, Bathroom, Kitchen, Nursery, Bedroom, Home Office, Kids Bedroom, Office, Family Room |
| Voltage | 120 Volts |
| Wattage | 21.50 |
| Shape | Rectangular |
| Package Dimensions | 15.5 x 9.5 x 9 inches |
What’s Included?
- 1x Westinghouse 4.5L Top Filling Ultrasonic Humidifier
- 1x 360° Rotating Mist Nozzle (pre-installed)
- 1x User manual
Warranty
Reviews
Verified Purchase
Excellent product
This is an amazing humidifier . It works great and the visual beautiful!
Written by @user74334627 - January 12th 2026
Verified Purchase
Looks fine
Only can use when it gets cold!
Written by @user78562677 - July 12th 2025
Verified Purchase
It was a very good purchase and it was worth the money and do a grand job
Written by @nettieragsdale - December 14th 2025
Verified Purchase
First time try your product it’s great like it a whole lot
Written by @user49836999 - October 15th 2025
Verified Purchase
Excellence 
Written by @caroltotaro - December 8th 2025
Survey
Product does not work.
Written by @user31926696 - February 27th 2026
