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Freezer & Cold Room Dehumidifiers

Desiccant dehumidifiers built for freezers and cold rooms from Bry-Air and Ebac. Effective down to -4°F where refrigerant units fail, controlling frost, ice buildup, and condensation in low-temperature storage.

Original price $13,599.00
Original price $13,599.00 - Original price $13,599.00
Original price $13,599.00
Current price $13,267.00
$13,267.00 - $13,267.00
Current price $13,267.00

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...

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Original price $13,599.00
Original price $13,599.00 - Original price $13,599.00
Original price $13,599.00
Current price $13,267.00
$13,267.00 - $13,267.00
Current price $13,267.00
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Freezer and Cold Room Dehumidifiers for Below-Freezing Operation

Why Refrigerant Dehumidifiers Cannot Operate in Freezers

Refrigerant dehumidifiers depend on cooling incoming air below its dew point to condense moisture onto the evaporator coil. In freezer environments at 20°F or below — the typical operating range for walk-in freezers, cold-storage warehouses, and lithium battery dry rooms — the refrigerant cycle stalls because there is insufficient temperature differential between the coil and the air, and frost forms on the coil before condensation can drain. Even LGR (Low Grain Refrigerant) units, which extend refrigerant operation into lower-humidity ranges, cannot operate in true freezer temperatures. Desiccant dehumidifiers solve this — the moisture-adsorbing wheel works independently of air temperature, continuing to extract moisture down to -20°F and below, exactly the temperature range that refrigerant cannot reach.

Bry-Air MiniPAC Desiccant Sizing for Cold-Storage Applications

The Bry-Air MiniPAC line covers freezer dehumidification across the full range of cold-storage applications. The MP-100 (100 CFM, 75 PPD at standard conditions) handles single walk-in freezers and small ice production rooms. The MP-175 and MP-350 cover mid-size freezer rooms, restaurant walk-ins, and small commercial cold storage. The MP-600 and MP-1200 step up to large frozen-food warehouses, ice cream plants, and pharmaceutical cold-chain storage. The MP-1800 and MP-2700 handle whole-facility cold storage operations and large frozen-food distribution centers. Stainless steel construction is the appropriate specification for any freezer or cold-room duty because condensation cycles, frost, and the salt-laden air typical of frozen-food handling all corrode painted housings rapidly.

Related: Desiccant Dehumidifiers · Stainless Steel Desiccant Dehumidifiers · All Dehumidifiers · Food Processing Dehumidifiers

Frost Prevention, Ice Production, and Door-Cycle Moisture Management

Freezer humidity management addresses three distinct moisture sources: ambient infiltration through wall and ceiling penetrations, door-cycle moisture from warm-air introduction during access, and product-respiration moisture from frozen goods. A properly sized desiccant dehumidifier maintains target dew point continuously, preventing the frost buildup on ceilings, evaporator coils, and product packaging that drives operational costs in cold storage. Ice production rooms benefit from desiccant operation because controlling air dew point reduces the parasitic frost load on the freezing equipment, increasing ice production rate per kilowatt-hour. Lithium battery dry rooms — increasingly common with EV battery manufacturing — require dew point below -40°F continuous, which only a properly specified desiccant dehumidifier can deliver.

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