Dehumidifiers

Discontinued

Quest 506 277V High Capacity Dehumidifier Series

Model #4036610

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

Photo of Quest 506 dehumidifier featuring a hexagon designed grill and green lift and hang points.

<img width="768" height="768" src="https://www.questclimate.com/wp-content/uploads/2020/10/Quest_506_Standalone_Clear-768x768.png" class="object-contain mx-auto wp-post-image" alt="Photo of Quest 506 dehumidifier featuring a hexagon designed grill and green lift and hang points." style="max-height:500px;" decoding="async" srcset="https://www.questclimate.com/wp-content/uploads/2020/10/Quest_506_Standalone_Clear-768x768.png 768w, https://www.questclimate.com/wp-content/uploads/2020/10/Quest_506_Standalone_Clear-256x256.png 256w, https://www.questclimate.com/wp-content/uploads/2020/10/Quest_506_Standalone_Clear-60x60.png 60w, https://www.questclimate.com/wp-content/uploads/2020/10/Quest_506_Standalone_Clear-90x90.png 90w, https://www.questclimate.com/wp-content/uploads/2020/10/Quest_506_Standalone_Clear-300x300.png 300w, https://www.questclimate.com/wp-content/uploads/2020/10/Quest_506_Standalone_Clear-150x150.png 150w, https://www.questclimate.com/wp-content/uploads/2020/10/Quest_506_Standalone_Clear.png 800w" sizes="(max-width: 768px) 100vw, 768px" />

Discontinued

Quest 506 High Capacity Dehumidifier Series

Model #4036600

Capacity 506 Pints/Day
Efficiency 8.1 Pints/kWh
Supply Voltage 220-240V
Current Draw 11 Amps

Photo of Quest 506 dehumidifier featuring a hexagon designed grill and green lift and hang points.

<img width="768" height="768" src="https://www.questclimate.com/wp-content/uploads/2020/10/Quest_506_Standalone_Clear-768x768.png" class="object-contain mx-auto wp-post-image" alt="Photo of Quest 506 dehumidifier featuring a hexagon designed grill and green lift and hang points." style="max-height:500px;" decoding="async" srcset="https://www.questclimate.com/wp-content/uploads/2020/10/Quest_506_Standalone_Clear-768x768.png 768w, https://www.questclimate.com/wp-content/uploads/2020/10/Quest_506_Standalone_Clear-256x256.png 256w, https://www.questclimate.com/wp-content/uploads/2020/10/Quest_506_Standalone_Clear-60x60.png 60w, https://www.questclimate.com/wp-content/uploads/2020/10/Quest_506_Standalone_Clear-90x90.png 90w, https://www.questclimate.com/wp-content/uploads/2020/10/Quest_506_Standalone_Clear-300x300.png 300w, https://www.questclimate.com/wp-content/uploads/2020/10/Quest_506_Standalone_Clear-150x150.png 150w, https://www.questclimate.com/wp-content/uploads/2020/10/Quest_506_Standalone_Clear.png 800w" sizes="(max-width: 768px) 100vw, 768px" />

Discontinued

Quest 335 277V High Efficiency Dehumidifier Series

Model #4042600

Capacity 350 Pints/Day
Efficiency 8.5 Pints/kWh
Supply Voltage 277V
Current Draw 6.8 Amps

Quest 335 Image

<img width="1024" height="682" src="https://www.questclimate.com/wp-content/uploads/2021/10/335-copy-1024x682.png" class="object-contain mx-auto wp-post-image" alt="Quest 335 Image" style="max-height:500px;" decoding="async" srcset="https://www.questclimate.com/wp-content/uploads/2021/10/335-copy-1024x682.png 1024w, https://www.questclimate.com/wp-content/uploads/2021/10/335-copy-768x512.png 768w, https://www.questclimate.com/wp-content/uploads/2021/10/335-copy-1536x1024.png 1536w, https://www.questclimate.com/wp-content/uploads/2021/10/335-copy.png 2000w" sizes="(max-width: 1024px) 100vw, 1024px" />

Discontinued

Quest 335 208/230V High-Efficiency Dehumidifier Series

Model #4042500

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

Quest 335 Image

<img width="1024" height="682" src="https://www.questclimate.com/wp-content/uploads/2021/10/335-copy-1024x682.png" class="object-contain mx-auto wp-post-image" alt="Quest 335 Image" style="max-height:500px;" decoding="async" srcset="https://www.questclimate.com/wp-content/uploads/2021/10/335-copy-1024x682.png 1024w, https://www.questclimate.com/wp-content/uploads/2021/10/335-copy-768x512.png 768w, https://www.questclimate.com/wp-content/uploads/2021/10/335-copy-1536x1024.png 1536w, https://www.questclimate.com/wp-content/uploads/2021/10/335-copy.png 2000w" sizes="(max-width: 1024px) 100vw, 1024px" />

Discontinued

Quest 225 208/230V High Efficiency Dehumidifier Series

Model #4042800

Capacity 225 Pints/Day
Efficiency 8.2 Pints/kWh
Supply Voltage 208-230V, 60 Hz
Current Draw 5.3 Amps

Discontinued

Quest Dual 225 High Efficiency Dehumidifier Series

Model #4035400

Capacity 225 Pints/Day
Efficiency 6.1 Pints/kWh
Supply Voltage 220-240V
Current Draw 6.9 Amps

quest-dual-165-dehumidifier

<img width="768" height="768" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" class="object-contain mx-auto wp-post-image ewww_webp" alt="quest-dual-165-dehumidifier" style="max-height:500px;" decoding="async" srcset="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw== 1w" sizes="(max-width: 768px) 100vw, 768px" data-src-img="https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-768x768.png" data-src-webp="https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-768x768.png.webp" data-srcset-webp="https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-768x768.png.webp 768w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-e1705686717740-256x256.png.webp 256w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-60x60.png.webp 60w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-90x90.png.webp 90w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-150x150.png.webp 150w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-300x300.png.webp 300w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-100x100.png.webp 100w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-600x600.png.webp 600w" data-srcset-img="https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-768x768.png 768w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-e1705686717740-256x256.png 256w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-60x60.png 60w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-90x90.png 90w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-150x150.png 150w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-300x300.png 300w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-100x100.png 100w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-600x600.png 600w" data-eio="j" /><noscript><img width="768" height="768" src="https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-768x768.png" class="object-contain mx-auto wp-post-image" alt="quest-dual-165-dehumidifier" style="max-height:500px;" decoding="async" srcset="https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-768x768.png 768w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-e1705686717740-256x256.png 256w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-60x60.png 60w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-90x90.png 90w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-150x150.png 150w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-300x300.png 300w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-100x100.png 100w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-600x600.png 600w" sizes="(max-width: 768px) 100vw, 768px" />

Discontinued

Quest Dual 205 Overhead Dehumidifier Series

Model #4033060

Capacity 205 Pints/Day
Efficiency 5.7 Pints/kWh
Supply Voltage 110-120V
Current Draw 13.2 Amps

quest-dual-165-dehumidifier

<img width="768" height="768" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" class="object-contain mx-auto wp-post-image ewww_webp" alt="quest-dual-165-dehumidifier" style="max-height:500px;" decoding="async" srcset="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw== 1w" sizes="(max-width: 768px) 100vw, 768px" data-src-img="https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-768x768.png" data-src-webp="https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-768x768.png.webp" data-srcset-webp="https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-768x768.png.webp 768w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-e1705686717740-256x256.png.webp 256w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-60x60.png.webp 60w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-90x90.png.webp 90w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-150x150.png.webp 150w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-300x300.png.webp 300w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-100x100.png.webp 100w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-600x600.png.webp 600w" data-srcset-img="https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-768x768.png 768w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-e1705686717740-256x256.png 256w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-60x60.png 60w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-90x90.png 90w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-150x150.png 150w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-300x300.png 300w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-100x100.png 100w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-600x600.png 600w" data-eio="j" /><noscript><img width="768" height="768" src="https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-768x768.png" class="object-contain mx-auto wp-post-image" alt="quest-dual-165-dehumidifier" style="max-height:500px;" decoding="async" srcset="https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-768x768.png 768w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-e1705686717740-256x256.png 256w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-60x60.png 60w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-90x90.png 90w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-150x150.png 150w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-300x300.png 300w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-100x100.png 100w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-600x600.png 600w" sizes="(max-width: 768px) 100vw, 768px" />

Discontinued

Quest Hi-E Dry 195 Portable Dehumidifier Series

Model #4036710

Capacity 195 Pints/Day
Efficiency 5.4 Pints/kWh
Supply Voltage 115V
Current Draw 13 Amps

Quest Hi-E Dry 195

Discontinued

Quest CDG 174 Portable Dehumidifier Series

Model #4031170

Capacity 176 Pints/Day
Efficiency 7.7 Pints/kWh
Supply Voltage 110–120V
Current Draw 10 Amps

quest CDG 174 dehumidifier

Discontinued

Quest Dual 165 Overhead Dehumidifier Series

Model #4037410

Capacity 165 Pints/Day
Efficiency 7.8 Pints/kWh
Supply Voltage 220-240V
Current Draw 3.6 Amps

quest-dual-165-dehumidifier

<img width="768" height="768" src="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==" class="object-contain mx-auto wp-post-image ewww_webp" alt="quest-dual-165-dehumidifier" style="max-height:500px;" decoding="async" srcset="data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw== 1w" sizes="(max-width: 768px) 100vw, 768px" data-src-img="https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-768x768.png" data-src-webp="https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-768x768.png.webp" data-srcset-webp="https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-768x768.png.webp 768w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-e1705686717740-256x256.png.webp 256w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-60x60.png.webp 60w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-90x90.png.webp 90w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-150x150.png.webp 150w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-300x300.png.webp 300w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-100x100.png.webp 100w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-600x600.png.webp 600w" data-srcset-img="https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-768x768.png 768w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-e1705686717740-256x256.png 256w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-60x60.png 60w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-90x90.png 90w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-150x150.png 150w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-300x300.png 300w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-100x100.png 100w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-600x600.png 600w" data-eio="j" /><noscript><img width="768" height="768" src="https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-768x768.png" class="object-contain mx-auto wp-post-image" alt="quest-dual-165-dehumidifier" style="max-height:500px;" decoding="async" srcset="https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-768x768.png 768w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-e1705686717740-256x256.png 256w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-60x60.png 60w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-90x90.png 90w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-150x150.png 150w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-300x300.png 300w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-100x100.png 100w, https://www.questclimate.com/wp-content/uploads/2016/02/Quest_Dual_225-600x600.png 600w" sizes="(max-width: 768px) 100vw, 768px" />

Discontinued

Quest Dual 155 Overhead Dehumidifier Series

Model #4031490

Capacity 155 Pints/Day
Efficiency 7.3 Pints/kWh
Supply Voltage 110-120V
Current Draw 8 Amps

quest-dual-105-dehumidifier

<img width="768" height="768" src="https://www.questclimate.com/wp-content/uploads/2017/12/Quest_5-Series_Clear-768x768.png" class="object-contain mx-auto wp-post-image" alt="quest-dual-105-dehumidifier" style="max-height:500px;" decoding="async" srcset="https://www.questclimate.com/wp-content/uploads/2017/12/Quest_5-Series_Clear-768x768.png 768w, https://www.questclimate.com/wp-content/uploads/2017/12/Quest_5-Series_Clear-e1675113070515-256x256.png 256w, https://www.questclimate.com/wp-content/uploads/2017/12/Quest_5-Series_Clear-60x60.png 60w, https://www.questclimate.com/wp-content/uploads/2017/12/Quest_5-Series_Clear-90x90.png 90w, https://www.questclimate.com/wp-content/uploads/2017/12/Quest_5-Series_Clear-300x300.png 300w, https://www.questclimate.com/wp-content/uploads/2017/12/Quest_5-Series_Clear-100x100.png 100w, https://www.questclimate.com/wp-content/uploads/2017/12/Quest_5-Series_Clear-600x600.png 600w, https://www.questclimate.com/wp-content/uploads/2017/12/Quest_5-Series_Clear-150x150.png 150w" sizes="(max-width: 768px) 100vw, 768px" />

Discontinued

Quest Dual 150 Overhead Dehumidifier Series

Model #4034230

Capacity 150 Pints/Day
Efficiency 4.8 Pints/kWh
Supply Voltage 110-120V
Current Draw 11 Amps

quest-dual-150-dehumidifier

Discontinued

Quest Dual 110 Overhead Dehumidifier Series

Model #4034220

Capacity 110 Pints/Day
Efficiency 5.8 Pints/kWh
Supply Voltage 110-120V
Current Draw 7.4 Amps

quest-110-dual-dehumidifier

Discontinued

Quest Dual 105 Overhead Dehumidifier Series

Model #4032270

Capacity 105 Pints/Day
Efficiency 8.8 Pints/kWh
Supply Voltage 110-120V
Current Draw 4.9 Amps

quest-dual-105-dehumidifier

<img width="768" height="768" src="https://www.questclimate.com/wp-content/uploads/2017/12/Quest_5-Series_Clear-768x768.png" class="object-contain mx-auto wp-post-image" alt="quest-dual-105-dehumidifier" style="max-height:500px;" decoding="async" srcset="https://www.questclimate.com/wp-content/uploads/2017/12/Quest_5-Series_Clear-768x768.png 768w, https://www.questclimate.com/wp-content/uploads/2017/12/Quest_5-Series_Clear-e1675113070515-256x256.png 256w, https://www.questclimate.com/wp-content/uploads/2017/12/Quest_5-Series_Clear-60x60.png 60w, https://www.questclimate.com/wp-content/uploads/2017/12/Quest_5-Series_Clear-90x90.png 90w, https://www.questclimate.com/wp-content/uploads/2017/12/Quest_5-Series_Clear-300x300.png 300w, https://www.questclimate.com/wp-content/uploads/2017/12/Quest_5-Series_Clear-100x100.png 100w, https://www.questclimate.com/wp-content/uploads/2017/12/Quest_5-Series_Clear-600x600.png 600w, https://www.questclimate.com/wp-content/uploads/2017/12/Quest_5-Series_Clear-150x150.png 150w" sizes="(max-width: 768px) 100vw, 768px" />

Discontinued

Quest 100 High Efficiency Dehumidifier Series

Model #4041870

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

Quest 100 dehumidifier showing MERV-13 air filter with black corrosion-resistant base and digital control panel

Discontinued

Quest 70 High-Efficiency Dehumidifier Series

Model #4033750

Capacity 70 Pints/Day
Efficiency 5 Pints/kWh
Supply Voltage 110-120V
Current Draw 5.1 Amps

quest-70-dehumidifier

Discontinued

Quest F9 Air Mover FAN SERIES

Model #4035030

Current Draw 1.9 Amps

quest-f9-air-mover