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Home / Sentinel WHD 150

AlorAir® Sentinel WHD 150 Whole House Dehumidifier, 140 PPD, Size for 3500 Sq.Ft, Commercial Grade Dehumidifiers

Model : Sentinel WHD 150
$1,954.15 USD $2,299.00 USD -15%

AlorAir Sentinel WHD 150 Removal of 140 PPD at AHAM condition, coverage area up to 3500 sq.ft. Fit for any whole home, house, basement, crawl space, storage area, garage, large room, or commercial use.

Key Features

Energy Efficient: ALORAIR whole house dehumidifier can remove 140 pints per day, up to 3500 sq. ft, widely used in short buildings, crawlspace, Basement, multi-bedroom, commercial ,storage area, home, garage, large room, large-area housing, etc. quickly and effectively removes moisture with less energy than conventional dehumidifiers without racking up the energy bill, saving money, It will be the best crawl space dehumidifiers you will ever use

Upgraded Fresh Air Function: The commercial dehumidifier has a unique upgraded fresh air function, which is controlled through the fresh air damper using a docking method to avoid moisture problems even under the most difficult conditions; in addition to this, the whole house dehumidifier also has a variety of innovative functions, GPP mode, continuous dehumidification mode, timer function, power failure memory function, gravity drainage function

DIY Multiple inlet and outlet: Our upgraded whole house dehumidifier can be adjusted inlet and outlet, 4 methods can be selected: forward air / rear air; up inlet / rear air; forward air / up air; up inlet / up air, according to their own needs to rotate in a variety of directions, through the dismantling and installation of to meet the needs of all kinds of scenarios, balanced humidity, to protect the health and help prevent various problems caused by excessive humidity

Automatic Defrost: Our advanced auto-defrosting system continuously monitors the ambient temperature using built-in sensors. When the temperature is detected to be low, the unit initiates an automatic defrost cycle to prevent frost buildup and related issues. During this process, the compressor temporarily stops while the fan continues to operate, allowing the frost to thaw. Once the defrost cycle is complete, the dehumidifier resumes normal operation. This feature conserves energy and helps extend the lifespan of the unit

Diversified installation: The whole house dehumidifier truly multi-purpose, not only can be connected through the pipeline, dehumidification of multiple rooms, and can be used in series/parallel with other ventilation equipment to achieve efficient dehumidification; Especially some of the larger places traditional dehumidifier has been unable to meet the requirements, at this time the whole house dehumidifier to give full play to its dehumidifying effect

5-Year-Limited Warranty: Each ALORAIR dehumidifier is fully compliant with the electrical safety ETL. Every ALORAIR commercial grade dehumidifier comes with a 5-year limited warranty with a professional customer support team ready to assist at any time.

Pay with Ease:
Trusted Delivery:

Free shipping

Hotline Service

30 Day Returns

Product Overview

The Sentinel WHD 150 dehumidifier features a high-capacity moisture removal system, extracting up to 140 pints per day at AHAM and 115 PPD at DOE Whole House. Designed for spaces up to 3,500 square feet, this heavy-duty unit meets the demands of virtually any whole house, crawlspace, commercial, and industrial applications, providing comprehensive humidity control solutions for diverse environments.

Multiple Duct Mounting Options to Meet Your Needs
Specifically Designed for Whole House & Crawl Space & Basement & Commercial
  • Application
  • Specifications
  • User Documentation

Why Use a Dehumidifier?
There are several important reasons to use a dehumidifier. Firstly, it effectively reduces indoor humidity, preventing the growth of mold and bacteria, which thrive in high-humidity environments and can lead to respiratory problems and other health issues. Secondly, dehumidifiers improve indoor air quality by reducing the number of dust mites and mold spores, which is particularly beneficial for individuals with allergies. Additionally, dehumidifiers protect furniture and indoor decorations from moisture damage, preventing wood from rotting and metal from rusting, thereby extending the lifespan of items. Improving living comfort is another major benefit, as an appropriate humidity level can make one feel cooler or warmer, reducing the discomfort caused by excessive moisture. Lastly, dehumidifiers help save energy because high humidity makes air conditioning systems work harder, increasing electricity consumption, while proper dehumidification can improve the efficiency of the AC and reduce energy use.


In Which Scenarios is a Dehumidifier Needed?

  • Basement: Basements are prone to moisture buildup due to their lower position in the house. A dehumidifier can prevent mold growth, protect stored items from dampness, and avoid the unpleasant musty smell often found in basements.
  • Crawlspace: Crawlspace areas often suffer from high humidity due to poor ventilation and proximity to the ground. A dehumidifier is essential in these spaces to prevent mold and mildew growth, protect insulation and structural materials from moisture damage, and maintain a healthier indoor air quality for the entire home.
  • Bathroom: After showering, the humidity in the bathroom significantly increases. A dehumidifier can help quickly dry the air, reduce condensation on bathroom walls and mirrors, and prevent the growth of bacteria in tile grout.
  • Clothing Storage Area: In moist environments, clothing is susceptible to mold and odors. A dehumidifier helps keep clothing dry, prevents damage to valuable textiles, and reduces the need for frequent drying of clothes.
  • Study or Storage Room: Books, documents, and collectibles are highly sensitive to humidity. Excessive humidity can cause paper to deteriorate, fade, or become structurally damaged. A dehumidifier helps maintain a dry environment, prolonging the preservation of these items.
  • Kitchen: The kitchen experiences significant changes in humidity, and a dehumidifier can help control moisture levels, prevent food spoilage due to dampness, and reduce the likelihood of mold growth inside cabinets.
  • Bedroom: Maintaining an appropriate humidity level in the bedroom is crucial for a good night's sleep. A dehumidifier can reduce the moisture in the air during the night, providing a more comfortable and healthier sleeping environment.
  • Gym: Exercise produces a lot of moisture, and a dehumidifier can help keep the gym environment dry, prevent equipment from being damaged by dampness, and enhance the workout experience.
  • Office: Using a dehumidifier in the office can boost work efficiency as a dry environment helps maintain employee comfort and focus, while also protecting electronic equipment and important documents from moisture.
Size For 3500 Sq.Ft
Current 115V/6.5Amps
COP 3.7L/KWh(AHAM), 3.4L/KWh(DOE)
AHAM, (80°F, 60% RH)(Pints) 140 Pints
DOE Whole House (73 ℉, 60% RH) 115 PPD
Filters MERV-1 Filter, MERV-10 Filter
Sound Pressure Level 64dBA
Airflow 309CFM, 383CFM
Refrigerant R32
Defrosting Control System Auto Defrosting
Functioning Humidity Range(%) ≤98%
cETL Certified ✔
SLGR ✔
Weight 181.4lbs（82.3kg）
Product Dim 37.3"D x 23.4"W x 24.3"H
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