
AlorAir Sentinel Pro 55X Commercial Dehumidifier
Best price now
21% under what the other stores charge
Compared across 3 stores. Prices are checked against each store and labelled with when. Store links may earn us a commission.

21% under what the other stores charge
Compared across 3 stores. Prices are checked against each store and labelled with when. Store links may earn us a commission.
It checks today's price at every store, compares the alternatives and answers in about a minute.
The AlorAir Sentinel Pro 55X is a commercial-grade dehumidifier that removes up to 120 pints per day at 90°F and 90% RH (55 pints at AHAM conditions). It stands out with a built-in condensate pump that can drain vertically up to 19.6 feet, making it suitable for basements and crawl spaces without gravity drainage. It also offers precise humidity control with GPP mode, auto defrost, and washable MERV-1 filters. Compared to smaller residential units, it is more powerful and durable but louder at 52 dBA and heavier. It suits homeowners and property managers dealing with significant moisture issues in large spaces up to 1,500 sq ft.
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Lowest price we've seen: $599.99 on Nov 11 at Thedryair. Tracked across 3 stores since Nov 11.
Reviewers and owners generally praise the Sentinel Pro 55X for its powerful moisture removal and reliable pump drainage, often noting it works well in damp basements. Some find it noisy and heavy, but many consider it a solid investment for serious humidity problems.
The AlorAir Sentinel Pro 55X is a commercial dehumidifier that removes up to 120 pints of moisture per day at 90°F and 90% relative humidity. Its AHAM rating is 55 pints per day at 80°F and 60% relative humidity. It is sized for areas up to 1500 square feet and uses R32 refrigerant.
The unit has a powerful compressor and an auto defrost function. Smart humidity detection turns it on automatically when humidity rises above the level you set. GPP mode improves control precision and saves energy. Washable MERV-1 filters help maintain air quality, and regular replacement is suggested for best efficiency.
A built-in condensate pump moves water up to 19.6 feet, which suits basements and other hard-to-reach areas. The unit can also drain by gravity through the included 6.5-foot drain hose. It has easy-grip handles, a cord and hose collection, and 360° wheels for moving it around.




