The Dual 150 is Quest’s most powerful mid-sized Overhead dehumidifier, efficiently removing nearly 20 gallons a day and offering the most affordable professional-quality solution in the market. Top-notch performance with the best components and materials.

The Dual 150 meets California Title 24 requirements for ducted installations, boasting the widest operating range for temperature and humidity. UL Rated and ETL Listed for the highest safety standards, it features flexible controls, a long power cord for extended reach, and Auto-Restart functionality in case of power outages.

Quest 150 Overhead Dehumidifier Features:

• Overhead or ground placement
• Plug-N-Play – no installation required
• Onboard dehumidistat
• UL rated and ETL listed
• Long power cord
• Auto-Restart functionality
• MERV 8 Filtration

Quest 150 Dehumidifier Specifications:

• Water Removal: 150 Pints/Day
• Energy Factor: 2.29 L/kWh
• Efficiency: 4.8 Pints/kWh
• Operating Range: 56F Min 95F Max
• Power: 115V, 1 Phase, 60 Hz, 11 Amps
• Unit Dimensions: 26 in. L x 14.5 in. W x 21 in. H

Additional Information:

Quest Dual 150 Manual (PDF)
Quest Dual 150 Specifications (PDF)