StoreDeal.ai store
Shop
  • Deals
  • Deal checker
  • Black Friday
  • Buying guides
  • Brands
  • Stores
Travel
  • Flight deals
  • Hotel deals
Company
  • Research
  • Press
  • Use in AI assistants
  • deal.ai apps
Black Friday 2026
  • Walmart
  • Best Buy
  • Target
  • TVs
  • Laptops
  • Headphones
  • Apple
  • Gaming
  • Vacuums
  • Kitchen
  • Toys
  • Smartwatches
  • Tablets
  • Furniture
  • Mattresses
© Deal.ai Inc.
TermsPrivacy
Deal.ai › AlorAir Solutions › Dehumidifiers
AlorAir Solutions
AlorAir Sentinel WHD 150 Commercial Grade Whole Home Dehumidifier
AlorAir Solutions

AlorAir Sentinel WHD 150 Commercial Grade Whole Home Dehumidifier

Best price now

$2,249.00at AlorairCrawlspaceChecked 52 min ago

25% under what the other stores charge

Compared across 8 stores. Prices are checked against each store and labelled with when.

Visit AlorairCrawlspace

Ask our agent about this product

It checks today's price at every store, compares the alternatives and answers in about a minute.

Enter to send, Shift+Enter for a new line

Price facts

  • Lowest price today: $2,249.00 at AlorairCrawlspace (checked Nov 11, 2026).
  • Checked at 8 stores.

Our take on the AlorAir Sentinel WHD 150 Commercial Grade Whole Home Dehumidifier

The AlorAir Sentinel WHD 150 is a commercial-grade whole-home dehumidifier rated at 140 pints per day at AHAM conditions and 115 pints at DOE whole-house conditions, sized for spaces up to 3,500 square feet. It is built for crawlspaces, basements, and light commercial use, with duct mounting options, a MERV-1 pre-filter plus MERV-10 filter, auto defrost, and R32 refrigerant. Its 181 lb steel cabinet and 64 dBA sound level put it in the installed-equipment class rather than the portable-appliance class. Against smaller residential units it removes far more moisture and can be ducted into HVAC, but it needs a dedicated 115V circuit, a condensate drain, and a permanent mounting spot.

Best forWhole-house humidity control in humid climatesCrawlspace and basement moisture removalLight commercial and industrial spaces up to 3,500 sq ftOwners who want ducted, out-of-sight installation
Pros
  • High 140-pint AHAM / 115-pint DOE capacity
  • Covers up to 3,500 square feet
  • Ductable for whole-house or zoned airflow
  • MERV-10 filtration plus MERV-1 pre-filter
  • Auto defrost and cETL certification
  • R32 refrigerant with strong COP ratings
Cons
  • Very heavy at 181 lbs; not a portable unit
  • 64 dBA is loud for living areas
  • Requires a drain line and dedicated 115V circuit
  • Bulky 37-inch-deep cabinet limits placement

AlorAir Sentinel WHD 150 Commercial Grade Whole Home Dehumidifier prices at every store

  • eBayNew

    In stockSold by c1_toovem_us

    $2,999.00Free shippingChecked 52 min ago
    Visit eBay
  • Air Compressor ZoneNew

    In stock

    $2,999.00Free shippingChecked 52 min ago
    Visit Air Compressor Zone
  • AlorairCrawlspaceNew

    Availability unknown

    $2,249.00Free shippingChecked 52 min ago
    Visit AlorairCrawlspace
  • AlorairNestNew

    Availability unknown

    $2,399.20Checked 52 min ago
    Visit AlorairNest
  • GermaphobixNew

    Availability unknown

    $2,999.00Checked 52 min ago
    Visit Germaphobix
  • ThedryairNew

    Availability unknown

    $2,999.00Checked 52 min ago
    Visit Thedryair
  • Summit Forge SupplyNew

    Availability unknown

    $2,999.00Checked 52 min ago
    Visit Summit Forge Supply
  • My Clean SuppliesNew

    Availability unknown

    $2,999.00Checked 52 min ago
    Visit My Clean Supplies

Store links may earn us a commission.

AlorAir Sentinel WHD 150 Commercial Grade Whole Home Dehumidifier price history

Lowest price we've seen: $2,249.00 on Nov 11 at AlorairCrawlspace. Tracked across 8 stores since Nov 11.

What reviewers say

Owners of the Sentinel line generally report strong, steady moisture removal in crawlspaces and basements and praise the ducting flexibility. Complaints center on weight, installation effort, and noise when the unit sits near living space.

What people mention
  • Moisture removalPraisedOwners say it pulls down humidity quickly in large crawlspaces and basements.
  • Build qualityPraisedThe steel cabinet and commercial components feel durable to owners.
  • WeightCriticisedAt 181 lbs it takes two people and planning to hang or move.
  • NoiseMixedAcceptable in a crawlspace, but noticeable when installed near living areas.
  • InstallationMixedDucting and mounting work well, but drain and power setup take effort.

About the AlorAir Sentinel WHD 150 Commercial Grade Whole Home Dehumidifier

The AlorAir Sentinel WHD 150 is a commercial-grade dehumidifier for whole houses, crawlspaces, basements, and commercial and industrial spaces. It is designed for areas up to 3,500 square feet and can be mounted with several duct options.

It removes up to 140 pints per day at AHAM conditions (80°F, 60% RH) and 115 pints per day at DOE Whole House conditions (73°F, 60% RH). It uses R32 refrigerant and an automatic defrosting control system. It operates in humidity up to 98%.

The unit runs on 115V at 6.5 amps. It comes with a MERV-1 filter and a MERV-10 filter. Sound pressure level is 64 dBA.

Coverage
Up to 3,500 sq. ft.
Capacity (AHAM)
140 pints per day at 80°F, 60% RH
Capacity (DOE)
115 pints per day at 73°F, 60% RH
Power
115V, 6.5 amps
Efficiency (COP)
3.7 L/kWh (AHAM), 3.4 L/kWh (DOE)
Airflow
309 CFM, 383 CFM
Filters
MERV-1 and MERV-10
Refrigerant
R32
Dimensions
37.3" D x 23.4" W x 24.3" H
Weight
181.4 lbs (82.3 kg)

Questions and answers

How much moisture does the WHD 150 remove?
It is rated at 140 pints per day at AHAM conditions (80°F, 60% RH) and 115 pints at DOE whole-house conditions (73°F, 60% RH).
What size space will it handle?
AlorAir rates it for spaces up to 3,500 square feet, which suits whole homes, crawlspaces, and small commercial rooms.
Can it be ducted into my HVAC?
Yes. It supports multiple duct mounting configurations for whole-house, crawlspace, and zoned airflow.
Does it need a drain line?
Yes. It is designed for continuous condensate drainage, so plan a drain or pump before installing.
How loud is it?
The rated sound pressure level is 64 dBA, which is best suited to crawlspaces, basements, or mechanical rooms rather than bedrooms.
What filters does it use?
It ships with a MERV-1 pre-filter and a MERV-10 filter for dust and particle capture.
Where is the AlorAir Sentinel WHD 150 Commercial Grade Whole Home Dehumidifier cheapest?
At AlorairCrawlspace, for $2,249.00, 25% under what the other stores charge, as of our latest check.
Where can I buy the AlorAir Sentinel WHD 150 Commercial Grade Whole Home Dehumidifier?
8 stores we checked sell it, including AlorairCrawlspace, AlorairNest, eBay, Air Compressor Zone, Germaphobix.

More from AlorAir Solutions

  • A
    AlorAir Sentinel Pro 55X Commercial Dehumidifier
    AlorAir Sentinel Pro 55X Commercial Dehumidifier
  • A
    AlorAir Sentinel HD55S 120 PPD Crawl Space Dehumidifier
    AlorAir Sentinel HD55S 120 PPD Crawl Space Dehumidifier
  • A
    AlorAir 570 CFM Crawl Space Ventilator Fan with Temperature Humidity Controller IP55 Rated | VentirMax 570SD
    AlorAir 570 CFM Crawl Space Ventilator Fan with Temperature Humidity Controller IP55 Rated | VentirMax 570SD
  • A
    AlorAir 780 CFM Crawl Space Ventilator Fan, IP55 Rated Exhaust Fan with Temperature Humidity Controller | VentirMax 780SD
    AlorAir 780 CFM Crawl Space Ventilator Fan, IP55 Rated Exhaust Fan with Temperature Humidity Controller | VentirMax 780SD
  • P
    PureAiro HEPA Pro 770 Industrial Air Scrubber Negative Air Machine
PureAiro HEPA Pro 770 Industrial Air Scrubber Negative Air Machine
  • A
    AlorAir Sentinel HDi65S Commercial Dehumidifier
    AlorAir Sentinel HDi65S Commercial Dehumidifier
  • A
    ALORAIR 120 Pint Commercial Dehumidifier Crawl Space Dehumidifier Sentinel HD55P
    ALORAIR 120 Pint Commercial Dehumidifier Crawl Space Dehumidifier Sentinel HD55P
  • A
    AlorAir Storm SLGR 850X Smart WiFi Dehumidifier Commercial Dehumidifier for Home
    AlorAir Storm SLGR 850X Smart WiFi Dehumidifier Commercial Dehumidifier for Home
  • All AlorAir Solutions deals and products →