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Dehumidifiers for 1500 Sq Ft

Dehumidifiers sized for spaces around 1,500 sq ft from Bry-Air, Namco, and Ebac. Desiccant, crawl-space, and ducted models match capacity to mid-size rooms, basements, and storage areas.

Original price $1,291.00 - Original price $1,291.00
Original price
$1,291.00
$1,291.00 - $1,291.00
Current price $1,291.00

Namco P646-95 95-Pint Crawl Space Dehumidifier – Auto Pump, R-410A, 1,300 sq ft

Namco Manufacturing
In stock

Namco P646-95 95-Pint Crawl Space Dehumidifier – 1,300 sq ft, Auto Pump-Out The Namco P646-95 removes up to 95 pints of moisture per day at 728 wat...

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Original price $1,291.00 - Original price $1,291.00
Original price
$1,291.00
$1,291.00 - $1,291.00
Current price $1,291.00
Original price $1,234.00 - Original price $1,234.00
Original price
$1,234.00
$1,234.00 - $1,234.00
Current price $1,234.00

Namco P646 110-Pint Commercial Dehumidifier – Auto Pump, Digital, 50-ft Drain Hose

Namco Manufacturing
In stock

Namco P646 110-Pint Portable Commercial Dehumidifier with 50-Foot Drain Hose The Namco P646 removes up to 110 pints of moisture per day with an aut...

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Original price $1,234.00 - Original price $1,234.00
Original price
$1,234.00
$1,234.00 - $1,234.00
Current price $1,234.00

Dehumidifiers for 1500 Sq Ft Spaces

Sizing for Real-World Conditions

A 1500 sq ft commercial space requires 100–140 pints per day of dehumidification capacity under standard conditions. This range bridges small commercial units and full industrial equipment, covering gymnasiums, church fellowship halls, warehouse staging zones, large open offices, and multi-room basements. Real-world adjustments matter: 10 ft ceilings push capacity to 125–175 pints, 12 ft ceilings demand 150–210 pints. Loading docks, occupant-heavy training rooms, and restoration jobs all increase moisture load 25–50% over baseline. Plan for the worst expected condition rather than the average — an undersized unit runs at maximum continuously and still misses target RH, while a properly sized unit cycles normally and holds setpoint precisely.

When LGR Becomes Cost-Effective

For 1500 sq ft spaces with continuous moisture sources, standard refrigerant works efficiently. LGR earns its premium when the space sits below grade (LGR handles the lower grain depression required), the moisture load is intermittent but severe (flooding recovery, seasonal spikes), or the target humidity sits below 35%. The XPOWER XD-125 offers 125 PPD with auto pump in a portable form factor — the workhorse pick for this size. For lower upfront cost, the Namco 110 Pint ships with a 50-ft drain hose for flexible installation.

Related: Commercial Dehumidifiers · Dehumidifiers for 1000 Sq Ft · Dehumidifiers for 2000 Sq Ft · LGR Dehumidifiers · Refrigerant Dehumidifiers

Application-Specific Selection

Gymnasiums and fitness facilities are the most demanding 1500 sq ft application — basketball courts and cross-training areas can exceed 100 pints per hour during peak use, requiring oversized capacity to handle the load without overshooting humidity targets between sessions. Church sanctuaries and fellowship halls cycle between high-occupancy events and low-occupancy periods, leaving cool surfaces vulnerable to condensation. Warehouse staging areas accumulate moisture from incoming shipments, dock door operations, and temperature differentials between conditioned interior and outdoor air. Two 70-pint units distributed across the floor outperform a single 140-pint unit for air distribution and provide redundancy if one fails — important for data centers, pharmaceutical storage, or any application where humidity excursions damage product. Plan for monthly filter cleaning, quarterly drain line inspection, and annual coil maintenance to keep extraction rate at spec.

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