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Watchdog 900 | 90 Pint - Crawl Space Dehumidifier

90 Pints per Day - Energy Star listed, the Watchdog 900 Crawl Space Dehumidifier is perfect for hard to reach areas with humidity or moisture problems, water condensation, flooding and puddling.

SKU: WD-900

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Instruction Manual


The Watchdog 900 is our highest capacity Crawlspace Dehumidifier. It's Energy Star listed

Don't struggle with moisture and humidity problems. The Watchdog 900 Crawl Space Dehumidifier can reduce moisture in areas up to 15,000 cubic feet. It measures only 17" high, so the Watchdog 900 dehumidifier fits just about anywhere that moisture is a problem. Convenient carrying handles allow the unit be moved easily where it's needed. Maintaining humidity levels in your home or work space is easy. The Watchdog 900 features upgrades such as a built in humidistat and temperature controlled defrost.

Features of the Watchdog 900 Crawl Space Dehumidifier

  • Effectively removes moisture in areas up to 15,000 cubic feet
  • Energy Star listed
  • Includes a washable pre-filter
  • Digital Display allows you to set your desired humidity level
  • Auto restart in case of a power outage
  • Gravity Drain System
  • Inlet or outlet ducting available
  • Easy to carry handles
  • Hot Gas Bypass prevents condensate from freezing on the surface of the evaporator coil


WatchDog 900 Dehumidifier | Seaira Global


Watchdog 900 Crawlspace Dehumidifier Specifications

Capacity 90 PPD (80°F / 60%)
Dimensions 23.4" L x 13.7" W x 17" H
Weight 65 lbs.
Power Supply 115V / 60Hz
Power Cord Length 20'
Drain pipe connection 20' tube
Sound Level 58 dB(A)
Coverage Area 15,000 ft3
Operating Temperature Range 33 - 105°F
Refrigerant R410A
Supply Duct 6" Collar
Return Duct (optional) 12" Collar
Airflow 370 CFM
Warranty* 1 / 3 / 5

*1 Year Warranty on parts (excluding transport) 3 Year Warranty on Refrigeration Circuit (including refrigeration & labor) 5 Year Warranty on Refrigeration Circuit (excluding refrigeration & labor)


Manufacturer Resources

What’s In the Box?

  • WatchDog 900 Crawl Space Dehumidifier
  • 12" Drain Line
  • Product Manual