Quest

Quest Climate Dehumidification Systems

Quest Climate designs high‑performance commercial dehumidifiers engineered for precise humidity control, maximum energy efficiency, and long‑term reliability. Developed in Madison, Wisconsin, Quest solutions help create stable, productive indoor environments across agricultural, industrial, and commercial applications.

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Q102059.jpg

Quest Replacement Air Filter for PowerDry 4000 & Dual 105, 155, 205, & 225 Only Models

Q102059

Quest Replacement Air Filter for PowerDry 4000 and Dual 105, 155, 205, and 225 Only Models - for CDG 174.

Picture of Quest 506 277 V Overhead Dehumidifier, 1/PL

Quest 506 277 V Overhead Dehumidifier, 1/PL

Q113704
  • High-capacity commercial dehumidifier featuring patented M-CoRR technology.
  • Provides industry-leading efficiency by recycling excess heat and minimizing heat output.
  • Operates on 277V with low amp draw, eliminating the need for costly buck-boost transformers.

@ 80 F | 60% RH

  • Capacity 506 Pints/Day
  • Efficiency 8.1 Pints/kWh
  • Supply Voltage 277V
  • Current Draw 10 Amps
Picture of Quest 100 120 V Overhead Dehumidifier, 6/PL

Quest 100 120 V Overhead Dehumidifier, 6/PL

Q113706
  • A 100-pint dehumidifier designed for small spaces and projects.
  • Features M-CoRR technology for maximum energy efficiency, saving you money.
  • Equipped with premium MERV-13 filtration for healthier air and better control over your environment.

@ 80 °F | 60% RH

  • Capacity: 100 Pints/Day.
  • Efficiency: 7.5 Pints/kWh.
  • Supply Voltage: 110-120 V, 60 Hz.
  • Current Draw: 5 Amps.
Q113705.jpg

Quest 335 Dehumidifier

P_00678
  • Engineered specifically for commercial applications facing heavy moisture loads, including grow rooms.
  • Uses advanced M-CoRR technology to provide maximum efficiency while reducing heat output.
  • Removes 350 pints of moisture daily with advanced multi-coil M-CoRR Technology.
  • Maintains efficiency with filter compensation that adjusts fan speed as filters clog.

208-230 V @ 80 F | 60% RH

  • Capacity: 350 Pints/Day
  • Efficiency: 9.3 Pints/kWh
  • Supply Voltage: 208-230 V
  • Current Draw: 7.9A @208 V / 6.9A @230 V

277 V @ 80 °F | 60% RH

  • Capacity: 350 Pints/Day.
  • Efficiency: 8.5 Pints/kWh.
  • Supply Voltage: 277 V.
  • Current Draw: 6.8 Amps.
Picture of Quest 506 Dehumidifier

Quest 506 Dehumidifier

P_00679
  • High-capacity commercial dehumidifier featuring patented M-CoRR technology.
  • Provides industry-leading efficiency by recycling excess heat and minimizing heat output.
  • Operates on 277V with low amp draw, eliminating the need for costly buck-boost transformers.

@ 80 F | 60% RH

  • Capacity 506 Pints/Day
  • Efficiency 8.1 Pints/kWh
  • Supply Voltage 277V
  • Current Draw 10 Amps
Q113707.jpg

Quest 100 Dehumidifiers

P_00680
  • A 100-pint dehumidifier designed for small spaces and projects.
  • Features M-CoRR technology for maximum energy efficiency, saving you money.
  • Equipped with premium MERV-13 filtration for healthier air and better control over your environment.
  • Model #4044590 uses environmentally-friendly R454B refrigerant, combining efficiency and sustainability in a compact footprint.

@ 80 °F | 60% RH

  • Capacity: 100 Pints/Day.
  • Efficiency: 7.5 Pints/kWh.
  • Supply Voltage: 110-120 V, 60 Hz.
  • Current Draw: 5 Amps.
Q113713.jpg

Quest 225 208/230 V Dehumidifier

Q113713
  • Energy-Efficient Technology: Utilizes M-CoRR Technology to recycle excess heat, providing high energy efficiency and reducing operational costs.
  • Flexible Installation: Compact size with a flexible voltage range and integrated lift and hang points for versatile installation options.
  • Superior Air Filtration: Features MERV-13 air filtration, which is 20% more effective than MERV-11, ensuring safer and healthier air quality.

@ 80°F | 60% RH

  • Capacity: 225 Pints/Day
  • Efficiency: 7.6 Pints/kWh
  • Supply Voltage: 208-230 V, 60 Hz
  • Current Draw: 6.1 @ 208 V / 5.5 @ 230 V
Q113716.jpg

Quest 335 208/230 V Dehumidifier

Q113716
  • Engineered for Heavy Moisture Loads: Ideal for commercial spaces like indoor agriculture and water treatment facilities.
  • Advanced Filtration & Efficiency: Features MERV-13 filtration and filter compensation technology to maintain consistent airflow and energy efficiency.
  • Patented M-CoRR Technology: Recycles excess heat for high efficiency, pulling 345 pints of water per day at 80°F and 60% relative humidity.

@ 80°F | 60% RH

  • Capacity: 345 Pints/Day.
  • Efficiency: 8.0 Pints/kWh.
  • Supply Voltage: 208-230 V.
  • Current Draw: 8.4A @ 208 V / 7.6A @ 230 V.
Q113717.jpg

Quest 335 277 V Dehumidifier

Q113717
  • Commercial and Industrial Use: The Quest 335 277V dehumidifier is designed for facilities with 277V outlets, using less amperage and freeing up electricity for other equipment.
  • Advanced Dehumidifier Technology: Features patented M-CoRR Technology, which recycles excess heat for high efficiency and reduced heat output.
  • Improved Air Quality: Equipped with MERV-13 filtration, which is significantly more effective at capturing harmful particulates, ensuring a cleaner and healthier environment.

@ 80°F | 60% RH

  • Capacity: 345 Pints/Day.
  • Efficiency: 8.0 Pints/kWh.
  • Supply Voltage: 277 V.
  • Current Draw: 6.3 Amps.
Q113713.jpg

Quest 225 Dehumidifiers

P_00687
  • Energy-Efficient Technology: Utilizes M-CoRR Technology to recycle excess heat, providing high energy efficiency and reducing operational costs.
  • Flexible Installation: Compact size with a flexible voltage range and integrated lift and hang points for versatile installation options.
  • Superior Air Filtration: Features MERV-13 air filtration, which is 20% more effective than MERV-11, ensuring safer and healthier air quality.

@ 80°F | 60% RH

  • Capacity: 225 Pints/Day
  • Efficiency: 7.6 Pints/kWh
  • Supply Voltage: 208-230 V, 60 Hz
  • Current Draw: 6.1 @ 208 V / 5.5 @ 230 V
Q113711.jpg

Quest 155 Dehumidifiers

P_00685
  • Energy-efficient performance: Removes 155 pints/day with an impressive efficiency of 8.5 pints/kWh,.
  • Compact and easy installation: 20% smaller than the Quest Dual 155, plugs into any standard 120v outlet, and features integrated hang points for simple overhead setup.
  • Low-maintenance design: Onboard digital controls, self-diagnostics, and a removable access panel for easy servicing even when installed overhead.

@ 80°F | 60% RH

  • Capacity: 155 Pints/Day
  • Efficiency: 8.5 Pints/kWh
  • Supply Voltage: 110-120 V
  • Current Draw: 6.9 Amps
Q113712.jpg

Quest 205 Dehumidifiers

P_00686
  • High Capacity & Efficiency: The Quest 205 dehumidifier removes 200 pints of water per day using 10 amps, making it more energy-efficient than its predecessors and competitors.
  • Innovative Technology: Features M-CoRR™ Technology, which recycles energy during dehumidification, boosting capacity by 30%.
  • User-Friendly Design: Includes onboard digital controls, remote connectivity, and easy overhead installation with integrated hang points for space-saving and maintenance convenience.

@ 80°F | 60% RH

  • Capacity: 200 Pints/Day
  • Efficiency: 7.7 Pints/kWh
  • Supply Voltage: 110-120V
  • Current Draw: 10.0 Amps
Q113722.jpg

Quest 746 Dehumidifiers

P_00695

@ 80°F | 60% RH

  • Water removal: 730 pints | 345 liters | 91.3 gallons
  • Efficiency: 8.3 pints/kWh
  • Supply voltage: 480 V, 3 phase, 60 Hz
  • Amps: 4.9
  • Energy factor: 3.9 L/kWh
  • Operating temp: 56°F min – 95°F max
  • Air filter: MERV-13 (Qty 2)
  • Dimensions (L x W x H): 44.8 x 28.9 x 27.4 in (113.8 x 73.4 x 69.6 cm)
Q113710.jpg

Quest 100 Hang Kit (Q100)

Q113710
  • Easily suspends your Quest 100 dehumidifier.
  • Frees up valuable floor space.
Q113708.jpg

Quest MERV 13 Replacement Filter 12"X14"X1" (100)

Q113708
  • Superior MERV13 filtration removes harmful contaminants like dust, pollen, mold, bacteria, and some viruses.
  • Helps prevent cross-contamination and unhealthy conditions.
  • Essential for maintaining safer air quality in your environment.
  • Protects internal components of Quest dehumidifiers ensuring long-lasting performance and equipment durability.
  • Size: 12 x 14 x 1 inches (30.48 x 35.56 x 2.54 cm).
  • Compatible Products: Quest 100 Dehumidifier [4032270].
Q113720.jpg

Quest 506 208/230 V Dehumidifier

Q113720
  • World's Most Energy-Efficient: The Quest 506 208/230V dehumidifier removes 500 pints per day at 9.2 pints per kilowatt hour, surpassing the Quest 335.
  • Advanced M-CoRR™ Technology: Utilizes patented multi-coil refrigeration design to recycle excess heat, providing high efficiency and reduced heat output.
  • Environmentally Friendly: Uses R-454B refrigerant with a significantly lower Global Warming Potential (GWP), contributing to a more sustainable future.

@ 80°F | 60% RH

  • Capacity: 500 Pints/Day
  • Efficiency: 9.2 Pints/kWh
  • Supply Voltage: 208-230 V
  • Current Draw: 9.9 Amps (230 V) | 10.9 Amps (208 V)
Q113723.jpg

Quest MERV 13 Replacement Filter 18"X20"X2" (506/705/746/876)

Q113723
  • Superior MERV13 filtration removes harmful contaminants like dust, pollen, mold, bacteria, and some viruses.
  • Helps prevent cross-contamination and unhealthy conditions.
  • Essential for maintaining safer air quality in your environment.
  • Protects internal components of Quest dehumidifiers ensuring long-lasting performance and equipment durability.
  • Size: 18 x 18 x 2 inches (45.72 x 45.72 x 5.08 cm).
Q113731.jpg

Quest DEH 3000R Controller

Q113731
  • Monitor and control moisture levels.
  • Manage fresh air ventilation.
  • Central fan integration.
  • A/C sensor activates or deactivates the dehumidifier.
  • High temperature cutout.
  • Dry out cycle timer.
  • Auto reboot.
  • Ventilation options.
Q113705.jpg

Quest 335 277 V Overhead Dehumidifier, 1/PL

Q113705
  • A high-efficiency unit designed for industrial facilities, including grow rooms.
  • Uses advanced M-CoRR technology to provide maximum efficiency while reducing heat output.
  • Features filter compensation technology for consistent air flow, even as filters clog

@ 80 °F | 60% RH

  • Capacity: 350 Pints/Day.
  • Efficiency: 8.5 Pints/kWh.
  • Supply Voltage: 277 V.
  • Current Draw: 6.8 Amps.
Picture of Quest MERV 11 Replacement Filter 16"X20"X2" (Dual 105/155/165/205/225 & Hi-E Dry 120/195)

Quest MERV 11 Replacement Filter 16"X20"X2" (Dual 105/155/165/205/225 & Hi-E Dry 120/195)

Q113763
Q113722.jpg

Quest 746 480 V Dehumidifier

Q113722

@ 80°F | 60% RH

  • Water removal: 730 pints | 345 liters | 91.3 gallons
  • Efficiency: 8.3 pints/kWh
  • Supply voltage: 480 V, 3 phase, 60 Hz
  • Amps: 4.9
  • Energy factor: 3.9 L/kWh
  • Operating temp: 56°F min – 95°F max
  • Air filter: MERV-13 (Qty 2)
  • Dimensions (L x W x H): 44.8 x 28.9 x 27.4 in (113.8 x 73.4 x 69.6 cm)
Q113726.jpg

Quest Hi-E DRY 195 Portable Dehumidifier

Q113726
  • High-capacity dehumidification: Designed for areas needing higher-capacity equipment to eliminate condensation and related safety hazards.
  • Flexible water removal: Features an internal condensate pump capable of lifting and moving water up to 17 feet vertically and 30 feet horizontally.
  • User-friendly controls: Equipped with an onboard digital dehumidistat adjustable from 20 to 80% RH, with positive "On" and "Off" settings.

@ 80 F / 60% RH

  • Capacity: 195 Pints/Day
  • Efficiency: 6.1 Pints/kWh
  • Supply Voltage: 115 V
  • Current Draw: 12 Amps
Q113709.jpg

Quest Duct Kit (Q100)

Q113709
  • Supply and return duct kit.
  • Compatible Products: Quest 100 [4041870].
Q113711.jpg

Quest 155 120 V Dehumidifier

Q113711
  • Energy-efficient performance: Removes 155 pints/day with an impressive efficiency of 8.5 pints/kWh,.
  • Compact and easy installation: 20% smaller than the Quest Dual 155, plugs into any standard 120v outlet, and features integrated hang points for simple overhead setup.
  • Low-maintenance design: Onboard digital controls, self-diagnostics, and a removable access panel for easy servicing even when installed overhead.

@ 80°F | 60% RH

  • Capacity: 155 Pints/Day
  • Efficiency: 8.5 Pints/kWh
  • Supply Voltage: 110-120 V
  • Current Draw: 6.9 Amps
Q113718.jpg

Quest MERV 13 Replacement Filter 20"X22"X2" (335)

Q113718
  • Superior MERV13 filtration removes harmful contaminants like dust, pollen, mold, bacteria, and some viruses.
  • Helps prevent cross-contamination and unhealthy conditions.
  • Essential for maintaining safer air quality in your environment.
  • Protects internal components of Quest dehumidifiers ensuring long-lasting performance and equipment durability.
Q113714.jpg

Quest MERV 13 Replacement Filter 18"X18"X2" (155/205/225)

Q113714
  • Superior MERV13 filtration removes harmful contaminants like dust, pollen, mold, bacteria, and some viruses.
  • Helps prevent cross-contamination and unhealthy conditions.
  • Essential for maintaining safer air quality in your environment.
  • Protects internal components of Quest dehumidifiers ensuring long-lasting performance and equipment durability.
  • Size: 18 x 18 x 2 inches (45.72 x 45.72 x 5.08 cm).
Q113712.jpg

Quest 205 120 V Dehumidifier

Q113712
  • High Capacity & Efficiency: The Quest 205 dehumidifier removes 200 pints of water per day using 10 amps, making it more energy-efficient than its predecessors and competitors.
  • Innovative Technology: Features M-CoRR™ Technology, which recycles energy during dehumidification, boosting capacity by 30%.
  • User-Friendly Design: Includes onboard digital controls, remote connectivity, and easy overhead installation with integrated hang points for space-saving and maintenance convenience.

@ 80°F | 60% RH

  • Capacity: 200 Pints/Day
  • Efficiency: 7.7 Pints/kWh
  • Supply Voltage: 110-120V
  • Current Draw: 10.0 Amps
Q113719.jpg

Quest Duct Kit (Q335)

Q113719

Duct Kit for Quest 335 and 335 277 V.

Compatible Products:

  • Quest 335 [4042500].
  • Quest 335 277 V [4042600].
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