AlorAir
AlorAir Sentinel HD55P: Specs & Research
AlorAir Sentinel HD55P is a crawl-space dehumidifier with manufacturer-reported 55 PPD AHAM capacity, 120 PPD maximum removal, coverage up to 1,300 sq ft, a built-in condensate pump.
Product summary
Sentinel HD55P
AlorAir Sentinel HD55P is a crawl-space dehumidifier with manufacturer-reported 55 PPD AHAM capacity, 120 PPD maximum removal, coverage up to 1,300 sq ft, a built-in condensate pump. This page uses verified product data already stored by DrySpace Research and does not represent a hands-on product review.
Quick specs
- AHAM removal
- 55 pints/day
- Maximum removal
- 120 pints/day
- Manufacturer max coverage
- 1,300 sq ft
- Built-in pump
- Yes
Verified specifications
- AHAM moisture removal
- 55 pints/day
- Maximum/saturation removal
- 120 pints/day
- Manufacturer-reported max coverage
- 1,300 sq ft
- Airflow
- 153 CFM
- Built-in pump
- Yes
- Drainage method
- Built-in condensate pump
- Drain hose length
- 19.6 ft
- Operating temperature range
- Not verified
- Dimensions
- Not verified
- Weight
- Not verified
- Voltage
- Not verified
- Warranty
- Not verified
AHAM PPD vs maximum PPD
This product has both AHAM and maximum/saturation moisture-removal ratings in the verified database. Maximum or saturation PPD is typically measured under more humid conditions, while AHAM PPD is a more standardized moderate-condition rating. Compare both values, but do not treat maximum PPD alone as proof that a unit is the right fit for a specific crawl space.
Drainage and pump setup
- Built-in pump
- Yes
- Drainage method
- Built-in condensate pump
- Drain hose length
- 19.6 ft
Because this model has a verified built-in pump, it may be practical where condensate needs to be moved upward or farther away from the unit. Buyers should still confirm the hose route, discharge point, and installation constraints.
A pump configuration is not universally better than gravity drainage. The practical choice depends on the crawl-space layout, drain route, and where condensate can safely discharge.
Coverage and sizing context
Manufacturer-reported maximum coverage
The stored manufacturer-reported coverage for this model is 1,300 sq ft. This is not a DrySpace sizing guarantee. Crawl-space height, sealing, climate, airflow, moisture load, and water intrusion can all affect whether a product is practical for a specific space.
Check this model against your crawl-space constraintsOperating-cost data
DrySpace does not currently have enough verified electrical data to automatically estimate operating cost for this model. DrySpace does not infer wattage from circuit size, outlet requirements, or unrelated efficiency metrics.
Open operating-cost calculatorVerification and source links
Data status
Specifications last verified: 2026-09-05
DrySpace leaves missing or conflicting information marked as not verified rather than choosing a value without support from the current product record.
Official sources
Verification notes
- Operating current and estimated power draw are not populated because the current official AlorAir spec sheet conflicts internally, listing both 3.51 A and 3.1 A.