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Product Description


lf you want a better dehumidifier for less money, choose the HD55(White) for its greatvalue. This Commerical Dehumidifier can remove 120 Pints at saturation, up to 1,300Sq. Ft, lowering the humidity to a comfortable level in a short period.

  •  [120 PINT DEHUMIDIFIER] AlorAir Sentinel HD55 crawl space dehumidifier provides exceptional dehumidification, removing up to 53 pints per day under AHAM conditions and 120 pints at saturation for spaces up to 1,300 sq. ft. Equipped with an automatic defrost function, this commercial-grade unit quickly lowers humidity to comfortable levels, ensuring efficient and reliable performance.
  • [EFFORTLESS GRAVITY DRAINAGE SYSTEM] This basement dehumidifier is equipped with a gravity drainage system, which operates without the need for an electric pump or manual intervention, enhancing safety and reliability while minimizing the chance of malfunction. Additionally, it features adjustable rubber feet that protect floors from scratches and reduce noise by up to 40%.
  • [LIGHTWEIGHT AND COMPACT DESIGN] Weighing only 44 pounds with dimensions of 19.2"D x 12.2"W x 13.3"H, this dehumidifier fits seamlessly into any home setting. Its space-saving design adds convenience to your living area, delivering powerful dehumidification without taking up valuable space.
  • [ADVANCED TECHNOLOGY AND WIDE RANGE OF APPLICATIONS] Equipped with a rare earth alloy tube evaporator and anti-corrosion technology, this dehumidifier greatly improves coil life and enhances heat transfer. Built for dependable performance in challenging settings like basements and commercial areas, it’s also perfect for use in crawl spaces, kitchens, bathrooms, living rooms, and closets.
  • [CHOOSE ALORAIR HD55 CRAWL SPACE DEHUMIDIFIER WITH CONFIDENCE] Every AlorAir dehumidifier includes a 5-year limited warranty and access to a professional customer support team ready to assist with any issues. You can rely on us for reliable products and support.

Suppose you've been struggling with excess humidity and moisture in your crawl space, basement, garage, warehouse, factory or store, AlorAir's Crawl Space and Basement Dehumidifiers Will Solve Your Moisture and Humidity Problems!

The AlorAir dehumidifiers help reduce excess moisture and protect your home. Excessive moisture in the home can result in unpleasant odors, damage to home fixtures, and save the homeowner money and time. Choosing a Sentinel HD55 dehumidifier can deliver savings on energy bills without sacrificing performance, features, and comfort while protecting the environment by reducing greenhouse gas emissions.

Built-In Humidity Sensor: Set the humidity level between 36%-90%, it will smartly sense room humidity and control.

Auto-Restart: Smart technology remembers your settings in case of a power outage.

Auto Defrosting Function: Allows low-temperature operation.

Adjustable Feet And Handle: Allow you to easily adjust the height, and transport the unit from room to room.

MERV-1 Filter: Protects internal components from the damage of dust.

Auto-Diagnosis System: Get troubleshooting tips by the error codes.

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.

Purchase separately according to your basement or crawls space dehumidifying needs.


Optional Remote Control (Buy Separately): The Remote Controller connects to the dehumidifier via a 25' CAT 5 cable, enabling remote control and monitor your Dehumidifier. Function: Start/Stop Dehumidifier, Adjust Humidity Level, Dehumidification and Duct Mode Switch, Temperature Sensor, Continuous Mode, Drain Pump (if have) Control.
Hanging Kits (Buy Separately): It helps to reduce noise and vibration while the basement dehumidifier is operating when properly installed. No transfer of noise or vibration to the floor above, and getting lower space back is comfortable.
Dehumidifier Ducted (Buy Separately): The air outlet is duct-able, allowing to duct if necessary.

Optional MERV-8 Filter: The high- dense MERV-8 filter protects internal components from the damage of dust. Please replace the filter once per 3-6 months.Note: This depends on the air quality of the space in which the filter is used.

Specification


Capacity: 120 PPD at Saturation, 55PPD@AHAM
Size For: 1300 sq. ft.
Supper COP: 2.4 L/kWh
Air flow: 130 CFM, 230 CMH
Draining: Gravity Draining
Functioning Temperature Range: 33.8~104 ℉
Functioning Humidity Range: 33.8~104 ℉
Filter Type: MERV-8 Filter
Dim(L x W x H): 19.2×12.2×13.3 inch
Weight: 44 Ibs (20 kg)
Refrigerant: R410A

User Manual Download



Product Parameter Comparison
Parameter
Price
View More
Capacity
Size For
Cop
Airflow
Drain Pipe (ft)
Drain Height(ft)
Sound Pressure Level
Energy Star
APP Control
AlorAir 145 PPD Crawlspace Dehumidifier Size for 1,800 Sq.Ft | Galaxy 60
AlorAir 145 PPD Crawlspace Dehumidifier Size for 1,800 Sq.Ft | Galaxy 60
$668.66
View More
145 PPD at Saturation, 60PPD@AHAM
1,800 Sq.Ft
2.4L/KWh
165CFM 280CMH
6.5 ft (2 M)
/
49 dBA
YES
NO
AlorAir 180 PPD Crawlspace Dehumidifiers Size for 2,300 Sq.Ft,with Pump and Drain Hose | Galaxy 85P
AlorAir 180 PPD Crawlspace Dehumidifiers Size for 2,300 Sq.Ft,with Pump and Drain Hose | Galaxy 85P
$899.11
View More
180 PPD at Saturation, 85PPD@AHAM
2300 sq. ft.
2.7 L/kWh
194CFM 330CMH
6.5 ft (2 M)
19.6 ft (6 M)
55 dBA
YES
NO
ALORAIR Basement/Crawl Space Dehumidifiers Removal 120 PPD (Saturation), 55 Pint Commercial Dehumidifier | Sentinel HD55S (White)
ALORAIR Basement/Crawl Space Dehumidifiers Removal 120 PPD (Saturation), 55 Pint Commercial Dehumidifier | Sentinel HD55S (White)
$648.66
View More
120 PPD at Saturation, 55PPD@AHAM
1300 sq. ft.
2.4 L/Kwh
130 CFM, 230CMH
6.5 ft (2 M)
/
52 dBA
YES
NO
Parameter
Price
View More
Capacity
Size For
Cop
Airflow
Drain Pipe (ft)
Drain Height(ft)
Sound Pressure Level
Energy Star
APP Control
AlorAir Sentinel HD55 Commercial Dehumidifiers for Basements with Drain House, Blue
AlorAir Sentinel HD55 Commercial Dehumidifiers for Basements with Drain House, Blue
$587.45
View More
113 PPD at Saturation, 53PPD@AHAM
1200 sq. ft.
2.27 L/kWh
120 CFM, 205 CMH
6.5 ft (2 M)
/
52 dBA
YES
NO
AlorAir Basement Dehumidifier 70 Pint Dehumidifier with Drain Hose | Sentinel HD35P
AlorAir Basement Dehumidifier 70 Pint Dehumidifier with Drain Hose | Sentinel HD35P
$499.66
View More
70PPD at Saturation, 35PPD@AHAM
1,500 Sq.Ft
2.3L/KWh
153CFM,260CMH
6.5ft (2M)
19.6ft (6M)
50 dBA
YES
NO
ALORAIR Crawl Space Dehumidifiers Removal 120PPD Size for 1300 sq.ft | Sentinel HD55
ALORAIR Crawl Space Dehumidifiers Removal 120PPD Size for 1300 sq.ft | Sentinel HD55
$509.15
View More
120 PPD at Saturation, 55PPD@AHAM
1300 sq. ft.
2.4 L/kWh
130 CFM, 230 CMH
6.5 ft (2 M)
/
52 dBA
YES
NO
Parameter
Price
View More
Capacity
Size For
Cop
Airflow
Drain Pipe (ft)
Drain Height(ft)
Sound Pressure Level
Energy Star
APP Control
ALORAIR 198 Pints Whole House Commercial Dehumidifiers for Crawlspace, Basement, Attic, Pump Drain
ALORAIR 198 Pints Whole House Commercial Dehumidifiers for Crawlspace, Basement, Attic, Pump Drain
$1,147.11
View More
198 PPD at Saturation, 90 PPD@AHAM
2600 sq.ft
2.69L/KWh
210 CFM, 350 CMH
19.6 ft (6M)
14.7ft(4.5M)
58 dBA
YES
NO
ALORAIR 198 Pints Commercial Dehumidifiers for Basements/Crawlspace | Sentinel HDi90(Duct)
ALORAIR 198 Pints Commercial Dehumidifiers for Basements/Crawlspace | Sentinel HDi90(Duct)
$1,147.11
View More
198 PPD at Saturation, 90 PPD@AHAM
2600 sq.ft
2.69L/KWh
210 CFM, 350 CMH
19.6ft (6M)
14.7ft(4.5M)
58 dBA
YES
NO
ALORAIR 198 Pints Commercial Dehumidifier for Crawl Space, Basement, Attic, Automatical Humidity Control
ALORAIR 198 Pints Commercial Dehumidifier for Crawl Space, Basement, Attic, Automatical Humidity Control
$1,047.11
View More
198 PPD at Saturation, 90 PPD@AHAM
2600 sq.ft
2.69L/KWh
210 CFM, 350 CMH
1.3 ft (40 cm)
/
58 dBA
YES
NO
Parameter
Price
View More
Capacity
Size For
Cop
Airflow
Drain Pipe (ft)
Drain Height(ft)
Sound Pressure Level
Energy Star
APP Control
AlorAir 120 PPD Crawl Space Dehumidifiers Size for 1300 sq.ft with Pump | Sentinel HDi65S
AlorAir 120 PPD Crawl Space Dehumidifiers Size for 1300 sq.ft with Pump | Sentinel HDi65S
$793.66
View More
120 PPD at Saturation, 55 PPD @AHAM
1300 sq. ft.
2.4 L/Kwh
130 CFM, 230CMH
6.5 ft (2 M)
19.6 ft(6M)
52 dBA
YES
YES
ALORAIR 70 PPD Crawl Space Dehumidifier Energy Star Auto Defrost, cETL | Sentinel HS35
ALORAIR 70 PPD Crawl Space Dehumidifier Energy Star Auto Defrost, cETL | Sentinel HS35
$449.66
View More
70PPD at Saturation, 35PPD@AHAM
1,000 Sq.Ft
2.0L/KWh
115CFM, 195CMH
6.5 ft (2 M)
/
50 dBA
NO
NO
AlorAir 120 PPD Commercial Dehumidifiers, Crawl Space Basement dehumidifier | Sentinel HDi65S
AlorAir 120 PPD Commercial Dehumidifiers, Crawl Space Basement dehumidifier | Sentinel HDi65S
$755.60
View More
120 PPD at Saturation, 55PPD@AHAM
1300 sq. ft.
2.4 L/Kwh
130 CFM, 230CMH
6.5 ft (2 M)
19.6 ft (6 M)
52 dBA
YES
NO
Parameter
Price
View More
Capacity
Size For
Cop
Airflow
Drain Pipe (ft)
Drain Height(ft)
Sound Pressure Level
Energy Star
APP Control
ALORAIR 120 Pint Commercial Dehumidifier Crawl Space Dehumidifier Up to 1,500 sq | Sentinel HD55P
ALORAIR 120 Pint Commercial Dehumidifier Crawl Space Dehumidifier Up to 1,500 sq | Sentinel HD55P
$699.66
View More
120PPD at Saturation, 55PPD@AHAM
1,500 Sq.Ft
2.3L/KWh
153CFM,260CMH
6.5 ft (2 M)
19.6 ft(6M)
57dBA
YES
NO
ALORAIR 120 PPD Commercial Dehumidifier for Crawl Space/Basement, Whole Homes Dehumidifier, Energy Star
ALORAIR 120 PPD Commercial Dehumidifier for Crawl Space/Basement, Whole Homes Dehumidifier, Energy Star
$648.66
View More
120 PPD at Saturation, 55PPD@AHAM
1300 sq. ft.
2.4 L/Kwh
130 CFM, 230CMH
6.5ft(2M)
/
52 dBA
YES
NO
AlorAir® WiFi App Controlled Dehumidifier Removal 120PPD Size for 1300 sq.ft | Sentinel HD55S White WIFI
AlorAir® WiFi App Controlled Dehumidifier Removal 120PPD Size for 1300 sq.ft | Sentinel HD55S White WIFI
$681.11
View More
120 PPD at Saturation, 55 PPD at AHAM
Up to 1,300 Sq.Ft.
2.4 L/Kwh
130 CFM, 230 CMH
6.5 ft (2 M)
/
52 dBA
YES
YES
Parameter
Price
View More
Capacity
Size For
Cop
Airflow
Drain Pipe (ft)
Drain Height(ft)
Sound Pressure Level
Energy Star
APP Control
AlorAir Sentinel HDi120 Whole House Dehumidifier, 120 Pints at AHAM, up to 3,300 sq. ft.
AlorAir Sentinel HDi120 Whole House Dehumidifier, 120 Pints at AHAM, up to 3,300 sq. ft.
$1,599.00
View More
235PPDatSaturation, 120PPD@AHAM
3,300 Sq.Ft
2.7L/Kwh
290CFM, 490CMH
19.6ft (6M)
14.7 ft(4.5M)
60 dBA
NO
NO
AlorAir Sentinel HDi100, 220 Pints Whole House Dewhumidifier for Crawl Space, Basements, Attic, Pump Drain
AlorAir Sentinel HDi100, 220 Pints Whole House Dewhumidifier for Crawl Space, Basements, Attic, Pump Drain
$1,399.00
View More
220PPD at Saturation, 120PPD@AHAM
2900 sq. ft.
2.7 L/Kwh
250CMH, 420CMH
19.6ft (6M)
14.7 ft (4.5M)
60 dBA
NO
NO
Parameter
Price
Capacity
Capacity Value
Size For
Size Value
Cop
Cop Value
Airflow
Airflow Value
Drain Pipe (ft)
Drain Pipe Value
Drain Height(ft)
Drain Height Value
Sound Pressure Level
Sound Pressure Value
Energy Star
Energy Star Value
APP Control
APP Control Value
AlorAir 145 PPD Crawlspace Dehumidifier Size for 1,800 Sq.Ft | Galaxy 60
AlorAir 145 PPD Crawlspace Dehumidifier Size for 1,800 Sq.Ft | Galaxy 60
$668.66
Capacity
145 PPD at Saturation, 60PPD@AHAM
Size For
1,800 Sq.Ft
Cop
2.4L/KWh
Airflow
165CFM 280CMH
Drain Pipe
6.5 ft (2 M)
Drain Height
/
Sound Pressure Level
49 dBA
Energy Star
YES
APP Control
NO
AlorAir 180 PPD Crawlspace Dehumidifiers Size for 2,300 Sq.Ft,with Pump and Drain Hose | Galaxy 85P
AlorAir 180 PPD Crawlspace Dehumidifiers Size for 2,300 Sq.Ft,with Pump and Drain Hose | Galaxy 85P
$899.11
Capacity
180 PPD at Saturation, 85PPD@AHAM
Size For
2300 sq. ft.
Cop
2.7 L/kWh
Airflow
194CFM 330CMH
Drain Pipe
6.5 ft (2 M)
Drain Height
19.6 ft (6 M)
Sound Pressure Level
55 dBA
Energy Star
YES
APP Control
NO
ALORAIR Basement/Crawl Space Dehumidifiers Removal 120 PPD (Saturation), 55 Pint Commercial Dehumidifier | Sentinel HD55S (White)
ALORAIR Basement/Crawl Space Dehumidifiers Removal 120 PPD (Saturation), 55 Pint Commercial Dehumidifier | Sentinel HD55S (White)
$648.66
Capacity
120 PPD at Saturation, 55PPD@AHAM
Size For
1300 sq. ft.
Cop
2.4 L/Kwh
Airflow
130 CFM, 230CMH
Drain Pipe
6.5 ft (2 M)
Drain Height
/
Sound Pressure Level
52 dBA
Energy Star
YES
APP Control
NO
AlorAir Sentinel HD55 Commercial Dehumidifiers for Basements with Drain House, Blue
AlorAir Sentinel HD55 Commercial Dehumidifiers for Basements with Drain House, Blue
$587.45
Capacity
113 PPD at Saturation, 53PPD@AHAM
Size For
1200 sq. ft.
Cop
2.27 L/kWh
Airflow
120 CFM, 205 CMH
Drain Pipe
6.5 ft (2 M)
Drain Height
/
Sound Pressure Level
52 dBA
Energy Star
YES
APP Control
NO
AlorAir Basement Dehumidifier 70 Pint Dehumidifier with Drain Hose | Sentinel HD35P
AlorAir Basement Dehumidifier 70 Pint Dehumidifier with Drain Hose | Sentinel HD35P
$499.66
Capacity
70PPD at Saturation, 35PPD@AHAM
Size For
1,500 Sq.Ft
Cop
2.3L/KWh
Airflow
153CFM,260CMH
Drain Pipe
6.5ft (2M)
Drain Height
19.6ft (6M)
Sound Pressure Level
50 dBA
Energy Star
YES
APP Control
NO
ALORAIR Crawl Space Dehumidifiers Removal 120PPD Size for 1300 sq.ft | Sentinel HD55
ALORAIR Crawl Space Dehumidifiers Removal 120PPD Size for 1300 sq.ft | Sentinel HD55
$509.15
Capacity
120 PPD at Saturation, 55PPD@AHAM
Size For
1300 sq. ft.
Cop
2.4 L/kWh
Airflow
130 CFM, 230 CMH
Drain Pipe
6.5 ft (2 M)
Drain Height
/
Sound Pressure Level
52 dBA
Energy Star
YES
APP Control
NO
ALORAIR 198 Pints Whole House Commercial Dehumidifiers for Crawlspace, Basement, Attic, Pump Drain
ALORAIR 198 Pints Whole House Commercial Dehumidifiers for Crawlspace, Basement, Attic, Pump Drain
$1,147.11
Capacity
198 PPD at Saturation, 90 PPD@AHAM
Size For
2600 sq.ft
Cop
2.69L/KWh
Airflow
210 CFM, 350 CMH
Drain Pipe
19.6 ft (6M)
Drain Height
14.7ft(4.5M)
Sound Pressure Level
58 dBA
Energy Star
YES
APP Control
NO
ALORAIR 198 Pints Commercial Dehumidifiers for Basements/Crawlspace | Sentinel HDi90(Duct)
ALORAIR 198 Pints Commercial Dehumidifiers for Basements/Crawlspace | Sentinel HDi90(Duct)
$1,147.11
Capacity
198 PPD at Saturation, 90 PPD@AHAM
Size For
2600 sq.ft
Cop
2.69L/KWh
Airflow
210 CFM, 350 CMH
Drain Pipe
19.6ft (6M)
Drain Height
14.7ft(4.5M)
Sound Pressure Level
58 dBA
Energy Star
YES
APP Control
NO
ALORAIR 198 Pints Commercial Dehumidifier for Crawl Space, Basement, Attic, Automatical Humidity Control
ALORAIR 198 Pints Commercial Dehumidifier for Crawl Space, Basement, Attic, Automatical Humidity Control
$1,047.11
Capacity
198 PPD at Saturation, 90 PPD@AHAM
Size For
2600 sq.ft
Cop
2.69L/KWh
Airflow
210 CFM, 350 CMH
Drain Pipe
1.3 ft (40 cm)
Drain Height
/
Sound Pressure Level
58 dBA
Energy Star
YES
APP Control
NO
AlorAir 120 PPD Crawl Space Dehumidifiers Size for 1300 sq.ft with Pump | Sentinel HDi65S
AlorAir 120 PPD Crawl Space Dehumidifiers Size for 1300 sq.ft with Pump | Sentinel HDi65S
$793.66
Capacity
120 PPD at Saturation, 55 PPD @AHAM
Size For
1300 sq. ft.
Cop
2.4 L/Kwh
Airflow
130 CFM, 230CMH
Drain Pipe
6.5 ft (2 M)
Drain Height
19.6 ft(6M)
Sound Pressure Level
52 dBA
Energy Star
YES
APP Control
YES
ALORAIR 70 PPD Crawl Space Dehumidifier Energy Star Auto Defrost, cETL | Sentinel HS35
ALORAIR 70 PPD Crawl Space Dehumidifier Energy Star Auto Defrost, cETL | Sentinel HS35
$449.66
Capacity
70PPD at Saturation, 35PPD@AHAM
Size For
1,000 Sq.Ft
Cop
2.0L/KWh
Airflow
115CFM, 195CMH
Drain Pipe
6.5 ft (2 M)
Drain Height
/
Sound Pressure Level
50 dBA
Energy Star
NO
APP Control
NO
AlorAir 120 PPD Commercial Dehumidifiers, Crawl Space Basement dehumidifier | Sentinel HDi65S
AlorAir 120 PPD Commercial Dehumidifiers, Crawl Space Basement dehumidifier | Sentinel HDi65S
$755.60
Capacity
120 PPD at Saturation, 55PPD@AHAM
Size For
1300 sq. ft.
Cop
2.4 L/Kwh
Airflow
130 CFM, 230CMH
Drain Pipe
6.5 ft (2 M)
Drain Height
19.6 ft (6 M)
Sound Pressure Level
52 dBA
Energy Star
YES
APP Control
NO
ALORAIR 120 Pint Commercial Dehumidifier Crawl Space Dehumidifier Up to 1,500 sq | Sentinel HD55P
ALORAIR 120 Pint Commercial Dehumidifier Crawl Space Dehumidifier Up to 1,500 sq | Sentinel HD55P
$699.66
Capacity
120PPD at Saturation, 55PPD@AHAM
Size For
1,500 Sq.Ft
Cop
2.3L/KWh
Airflow
153CFM,260CMH
Drain Pipe
6.5 ft (2 M)
Drain Height
19.6 ft(6M)
Sound Pressure Level
57dBA
Energy Star
YES
APP Control
NO
ALORAIR 120 PPD Commercial Dehumidifier for Crawl Space/Basement, Whole Homes Dehumidifier, Energy Star
ALORAIR 120 PPD Commercial Dehumidifier for Crawl Space/Basement, Whole Homes Dehumidifier, Energy Star
$648.66
Capacity
120 PPD at Saturation, 55PPD@AHAM
Size For
1300 sq. ft.
Cop
2.4 L/Kwh
Airflow
130 CFM, 230CMH
Drain Pipe
6.5ft(2M)
Drain Height
/
Sound Pressure Level
52 dBA
Energy Star
YES
APP Control
NO
AlorAir® WiFi App Controlled Dehumidifier Removal 120PPD Size for 1300 sq.ft | Sentinel HD55S White WIFI
AlorAir® WiFi App Controlled Dehumidifier Removal 120PPD Size for 1300 sq.ft | Sentinel HD55S White WIFI
$681.11
Capacity
120 PPD at Saturation, 55 PPD at AHAM
Size For
Up to 1,300 Sq.Ft.
Cop
2.4 L/Kwh
Airflow
130 CFM, 230 CMH
Drain Pipe
6.5 ft (2 M)
Drain Height
/
Sound Pressure Level
52 dBA
Energy Star
YES
APP Control
YES
AlorAir Sentinel HDi120 Whole House Dehumidifier, 120 Pints at AHAM, up to 3,300 sq. ft.
AlorAir Sentinel HDi120 Whole House Dehumidifier, 120 Pints at AHAM, up to 3,300 sq. ft.
$1,599.00
Capacity
235PPDatSaturation, 120PPD@AHAM
Size For
3,300 Sq.Ft
Cop
2.7L/Kwh
Airflow
290CFM, 490CMH
Drain Pipe
19.6ft (6M)
Drain Height
14.7 ft(4.5M)
Sound Pressure Level
60 dBA
Energy Star
NO
APP Control
NO
AlorAir Sentinel HDi100, 220 Pints Whole House Dewhumidifier for Crawl Space, Basements, Attic, Pump Drain
AlorAir Sentinel HDi100, 220 Pints Whole House Dewhumidifier for Crawl Space, Basements, Attic, Pump Drain
$1,399.00
Capacity
220PPD at Saturation, 120PPD@AHAM
Size For
2900 sq. ft.
Cop
2.7 L/Kwh
Airflow
250CMH, 420CMH
Drain Pipe
19.6ft (6M)
Drain Height
14.7 ft (4.5M)
Sound Pressure Level
60 dBA
Energy Star
NO
APP Control
NO