Skip to content

Free Shipping on Most Orders

Orders over $300 ship free to the continental US. Threshold may vary by brand.

Expert Support

Talk to a specialist — not a call center.
+1 978-295-7538

30-Day Returns

Not the right machine? Return or exchange within 30 days, no hassle.

Authorized Dealer

30 pro brands sold direct. Full manufacturer warranties honored.

Dehumidifiers for 4000 Sq Ft

Dehumidifiers for 4000 sq ft start around 200 pints per day for hold-down, and more when you are actively drying after a water event. Ebac and Abatement Technologies, 231 to 562 PPD, refrigerant and desiccant.

Filters

Original price $2,443.00 - Original price $2,443.00
Original price
$2,443.00
$2,443.00 - $2,443.00
Current price $2,443.00

Abatement Technologies AT250RS LGR Dehumidifier – 266 PPD, 400 CFM, 115V

Abatement Technologies
In stock

The Abatement Technologies AT250RS AquaTrap is a low-grain refrigerant (LGR) dehumidifier for water damage restoration — 266 pints per day at satur...

View full details
Original price $2,443.00 - Original price $2,443.00
Original price
$2,443.00
$2,443.00 - $2,443.00
Current price $2,443.00
Original price $17,699.00
Original price $17,699.00 - Original price $17,699.00
Original price $17,699.00
Current price $17,333.00
$17,333.00 - $17,333.00
Current price $17,333.00

Ebac DD1200 10541GR-US Desiccant Dehumidifier 460V 3ph – 562 PPD, -4°F, 200 lbs

Ebac
In stock

Ebac DD1200 Desiccant Dehumidifier – Model 10541GR-US (460V, 3-Phase) The Ebac DD1200 (10541GR-US) is the highest-capacity unit in Ebac's DD desicc...

View full details
Original price $17,699.00
Original price $17,699.00 - Original price $17,699.00
Original price $17,699.00
Current price $17,333.00
$17,333.00 - $17,333.00
Current price $17,333.00
Save 2% Save %
Original price $9,503.00 - Original price $9,503.00
Original price
$9,503.00
$9,503.00 - $9,503.00
Current price $9,503.00

Ebac CD425 10140BR-US Refrigerant Dehumidifier 220V – 285 PPD, 1750 CFM, 353 lbs

Ebac
Low stock

Ebac CD425-D HVAC Dehumidifier – Model 10140BR-US (220V, 3-Phase, Gravity Drain) The Ebac CD425-D (10140BR-US) is the 220V, gravity-drain configura...

View full details
Original price $9,503.00 - Original price $9,503.00
Original price
$9,503.00
$9,503.00 - $9,503.00
Current price $9,503.00
Original price $10,813.00 - Original price $10,813.00
Original price
$10,813.00
$10,813.00 - $10,813.00
Current price $10,813.00

Ebac CD425 10141BR-US Refrigerant Dehumidifier 220V with Pump – 285 PPD, 1750 CFM, 353 lbs

Ebac
In stock

CD425 220V Industrial Dehumidifier with Onboard Pump The Ebac CD425 pulls 285 pints a day across spaces up to 52,972 cubic feet, putting it in the ...

View full details
Original price $10,813.00 - Original price $10,813.00
Original price
$10,813.00
$10,813.00 - $10,813.00
Current price $10,813.00
Original price $17,699.00
Original price $17,699.00 - Original price $17,699.00
Original price $17,699.00
Current price $17,133.00
$17,133.00 - $17,133.00
Current price $17,133.00

Ebac DD1200 10540GR-US Desiccant Dehumidifier 220V 3ph – 562 PPD, -4°F, 200 lbs

Ebac
In stock

Ebac DD1200 Desiccant Dehumidifier – Model 10540GR-US (220V, 3-Phase) The Ebac DD1200 (10540GR-US) is the 220V, 3-phase variant of Ebac's 562 PPD t...

View full details
Original price $17,699.00
Original price $17,699.00 - Original price $17,699.00
Original price $17,699.00
Current price $17,133.00
$17,133.00 - $17,133.00
Current price $17,133.00
Save 3% Save %
Original price $9,643.00 - Original price $9,643.00
Original price
$9,643.00
$9,643.00 - $9,643.00
Current price $9,643.00

Ebac CD425 10142BR-US Refrigerant Dehumidifier 460V – 285 PPD, 1750 CFM, 353 lbs

Ebac
In stock

Ebac CD425-D HVAC Dehumidifier – Model 10142 BR-US (460V, 3-Phase, Gravity Drain) The Ebac CD425-D (10148BR-US) is the gravity-drain version of the...

View full details
Original price $9,643.00 - Original price $9,643.00
Original price
$9,643.00
$9,643.00 - $9,643.00
Current price $9,643.00
Original price $11,400.00 - Original price $11,400.00
Original price
$11,400.00
$11,400.00 - $11,400.00
Current price $11,400.00

Ebac CD425 10149BR-US Refrigerant Dehumidifier 460V – 285 PPD, 1750 CFM, 353 lbs

Ebac
In stock

Ebac CD425 HVAC Dehumidifier with Pump – Model 10143BR-US (460V, 3-Phase) The Ebac CD425 (10143BR-US) is a 285 PPD refrigerant HVAC dehumidifier ru...

View full details
Original price $11,400.00 - Original price $11,400.00
Original price
$11,400.00
$11,400.00 - $11,400.00
Current price $11,400.00
Original price $13,599.00
Original price $13,599.00 - Original price $13,599.00
Original price $13,599.00
Current price $11,572.00
$11,572.00 - $11,572.00
Current price $11,572.00

Ebac DD700 10550GR-US Desiccant Dehumidifier 220V 3ph – 231 PPD, -4°F, 170 lbs

Ebac
In stock

Ebac DD700 Desiccant Dehumidifier – Model 10550GR-US (220V, 3-Phase) The Ebac DD700 (10550GR-US) is the 220V, 3-phase variant of Ebac's 231 PPD mid...

View full details
Original price $13,599.00
Original price $13,599.00 - Original price $13,599.00
Original price $13,599.00
Current price $11,572.00
$11,572.00 - $11,572.00
Current price $11,572.00
Save 15% Save %
Original price $13,599.00
Original price $13,599.00 - Original price $13,599.00
Original price $13,599.00
Current price $11,810.00
$11,810.00 - $11,810.00
Current price $11,810.00

Ebac DD700 10551GR-US Desiccant Dehumidifier 460V 3ph – 231 PPD, -4°F, 170 lbs

Ebac
In stock

Ebac DD700 Desiccant Dehumidifier – Model 10551GR-US (460V, 3-Phase) The Ebac DD700 (10551GR-US) is a 231 PPD industrial desiccant dehumidifier run...

View full details
Original price $13,599.00
Original price $13,599.00 - Original price $13,599.00
Original price $13,599.00
Current price $11,810.00
$11,810.00 - $11,810.00
Current price $11,810.00
Save 13% Save %
Original price $15,999.00
Original price $15,999.00 - Original price $15,999.00
Original price $15,999.00
Current price $14,116.00
$14,116.00 - $14,116.00
Current price $14,116.00

Ebac DD900 10520GR-US Desiccant Dehumidifier 220V 3ph – 364 PPD, -4°F, 198 lbs

Ebac
In stock

Ebac DD900 Desiccant Dehumidifier – Model 10520GR-US (220V, 3-Phase) The Ebac DD900 (10520GR-US) is the 220V, 3-phase variant of Ebac's 364 PPD ind...

View full details
Original price $15,999.00
Original price $15,999.00 - Original price $15,999.00
Original price $15,999.00
Current price $14,116.00
$14,116.00 - $14,116.00
Current price $14,116.00
Save 12% Save %
Original price $14,116.00 - Original price $14,116.00
Original price
$14,116.00
$14,116.00 - $14,116.00
Current price $14,116.00

Ebac DD900 10521GR-US Desiccant Dehumidifier 460V 3ph – 364 PPD, -4°F, 198 lbs

Ebac
In stock

Ebac DD900 Desiccant Dehumidifier – Model 10521GR-US (460V, 3-Phase) The Ebac DD900 (10521GR-US) is a 364 PPD industrial desiccant dehumidifier ope...

View full details
Original price $14,116.00 - Original price $14,116.00
Original price
$14,116.00
$14,116.00 - $14,116.00
Current price $14,116.00

Dehumidifiers for 4000 Sq Ft and Larger Spaces

Capacity Math at 4000 Sq Ft

At 4,000 sq ft a space holds 32,000+ cubic feet of air, and the pint math changes: hold-down capacity starts around 200 pints per day, and active drying after a water event demands more. The units here run from the Ebac DD700 desiccant at 231 PPD through the CD425 refrigerant at 285 PPD up to the DD1200 at 562 PPD. All are three-phase or high-amperage machines built for continuous duty, not scaled-up consumer boxes.

Desiccant vs. Refrigerant at This Scale

The choice follows temperature. The Ebac CD425 refrigerant unit moves 1,750 CFM and holds conditioned warehouses and gyms economically above 65°F. The DD-series desiccants keep pulling moisture down to -4°F, which is what unheated warehouses, cold-storage anterooms, and winter construction sites require. The Abatement Technologies AT250RS brings LGR performance with restoration-spec controls for insurance-documented drying jobs.

Installation and Power Planning

Plan power before delivery: most units in this class draw on 220V or 460V three-phase circuits, and several weigh 170–353 lbs, which means forklift or liftgate delivery. Ducted configurations direct dry air into containment or across a slab; setpoint controls with logging satisfy procurement requirements in food storage and archival applications. For spaces under 2,000 sq ft, the smaller bands below are the better-sized (and better-priced) choice.

Related: 2000 Sq Ft Dehumidifiers · Desiccant Dehumidifiers · Industrial Dehumidifiers · LGR Dehumidifiers

Frequently Asked Questions

What size dehumidifier covers 4000 square feet?
Plan on at least 200 AHAM pints per day for humidity hold-down in 4,000 sq ft, and more for active structural drying. The units in this collection run 231–562 PPD.
Do these units run on standard 115V power?
Mostly no. This class draws 220V or 460V, and several are three-phase. Check the voltage variant against your panel before ordering — most models here are listed in both 220V and 460V versions.
Desiccant or refrigerant for a warehouse?
Heated or conditioned space above 65°F: refrigerant (Ebac CD425). Unheated space, or any target below 40% RH: desiccant (Ebac DD series), which keeps its capacity in the cold.

Compare products

{"one"=>"Select 2 or 3 items to compare", "other"=>"{{ count }} of 3 items selected"}

Select first item to compare

Select second item to compare

Select third item to compare

Compare