The ALORAIR Sentinel HD55S-Gold Commercial Dehumidifier is designed to provide efficient moisture control in crawl spaces, basements, warehouses, and other commercial applications. With a 120 PPD dehumidification capacity at saturation and 55 pints per day under AHAM conditions, it effectively covers spaces up to 1,300 sq. ft.. This dehumidifier is Energy Star certified, offering powerful moisture control while keeping energy consumption low. With an auto defrost system, automatic drainage, and a durable metal casing, this unit ensures long-term, hassle-free operation.
Dehumidification Method: Compressor (Refrigeration)
Dehumidification Capacity: 120 PPD at saturation, 55 Pints per Day (AHAM)
Coverage Area: Up to 1,300 sq ft
Airflow Capacity: 188 CFM
Voltage: 115 V
Power Consumption: 331 W
Operating Temperature Range: 36°F - 104°F
Operating Sound Rating: 52 dBA
Drainage System: Automatic Drainage
Material: Metal
Color: Gold
Dimensions:
Height: 13.3 inches
Width: 12.2 inches
Depth: 19.2 inches
Item Weight: 44 lbs
Warranty: 5-Year Limited Warranty
UPC: 788418339270
High Moisture Removal Capacity:
Removes up to 120 PPD at saturation and 55 pints per day at AHAM, making it ideal for crawl spaces, basements, and commercial environments. It efficiently lowers humidity levels in up to 1,300 sq ft spaces.
Energy Star Certified:
This Energy Star certified unit ensures optimal performance with low power consumption, making it a cost-effective solution for long-term humidity control.
Auto Defrost Function:
The auto defrost system activates when temperatures drop to 36°F, preventing frost build-up on the coils and ensuring continuous operation without interruptions. This feature is essential for low-temperature environments, like basements and crawl spaces.
Automatic Drainage:
Unlike traditional dehumidifiers, the ALORAIR Sentinel HD55S-Gold does not require a water tank. It features automatic drainage, allowing the unit to continuously remove moisture without the need for manual emptying, ensuring ease of use and convenience.
Durable Metal Construction:
Built with a metal outer casing, this dehumidifier is designed to withstand rugged conditions, making it perfect for both residential and industrial use. The cETL-listed certification ensures the unit meets strict safety standards.
MERV-1 Filter:
The MERV-1 filter helps capture dust, debris, and pollutants, protecting the internal components and ensuring the dehumidifier runs efficiently for longer.
Remote Control Option:
Optional remote control allows for convenient operation from a distance, providing more flexibility and ease of use.
Low-Temperature Operation:
This unit is designed to operate efficiently even in temperatures as low as 36°F, making it ideal for cold environments like crawl spaces and basements.
5-Year Limited Warranty:
The 5-year limited warranty provides peace of mind, ensuring long-term performance and reliability. The unit is also supported by a professional customer service team ready to assist with any issues.
Crawl Spaces & Basements:
Ideal for controlling moisture in crawl spaces and basements, preventing mold, mildew, and water damage.
Commercial Environments:
Perfect for use in warehouses, offices, factories, and storage areas, where humidity control is essential to protect goods and materials.
Disaster Restoration:
Great for disaster restoration and job sites, helping to dry out spaces affected by water damage.
Whole Room/Whole House:
This dehumidifier can be used to regulate moisture levels in whole rooms or even entire homes, ensuring a healthy and comfortable indoor environment.
The ALORAIR Sentinel HD55S-Gold Commercial Dehumidifier is an excellent choice for managing humidity in crawl spaces, basements, and commercial spaces. With its 120 PPD dehumidification capacity, auto defrost, and automatic drainage system, it offers a hassle-free and efficient solution for moisture control. The 5-year warranty, energy-efficient operation, and durable construction make it a reliable investment for maintaining a dry, comfortable, and healthy environment.
Q: What is the coverage area for the ALORAIR Sentinel HD55S-Gold Dehumidifier?
A: The dehumidifier can cover up to 1,300 sq. ft., making it suitable for crawl spaces, basements, and large rooms.
Q: Does this unit require a water tank to be emptied?
A: No, the Sentinel HD55S-Gold features an automatic drainage system. You simply need to connect a drain hose, and the unit will drain water continuously without the need for manual emptying.
Q: Can this dehumidifier operate in low temperatures?
A: Yes, the auto defrost system allows the dehumidifier to work efficiently in temperatures as low as 36°F, making it perfect for environments like crawl spaces and basements.
Q: How loud is the ALORAIR Sentinel HD55S-Gold?
A: The dehumidifier operates at a relatively quiet 52 dBA, making it suitable for residential areas, including bedrooms, living rooms, and offices.
Q: Is this dehumidifier covered under warranty?
A: Yes, the ALORAIR Sentinel HD55S-Gold comes with a 5-year limited warranty, providing peace of mind and ensuring long-term reliability.


The AlorAir dehumidifiers help reduce excess moisture and protect your home. Choosing an ENERGY STAR dehumidifier can deliver savings on energy bills without sacrificing performance, features, and comfort while protecting the environment by reducing greenhouse gas emissions.


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Easy to Use


Although this commercial-grade dehumidifier is quite compact, it doesn't sacrifice water removal capability, removing up to 120 pints of water from the air per day (55 Pints/Day @ AHAM), is very quick and effective, and works up to 1,300 square feet, it's very convenient to use.
Specifically Designed for Crawl Space & Basement & Commercial

It is much smaller and more compact than the conventional Crawl Space Basement dehumidifiers on the market.ALORAIR dehumidifier HD55S is perfect for low-clearance crawl spaces and tight basement areas or to fit in between floor joists.