QUEST 100 OVERHEAD DEHUMIDIFIER


  • Product Code:QUEST 100 OVERHEAD DEHUMIDIFIER
  • Availability:Pre-Order

  • $4,950.00



The Quest Dual 155 is one of the most energy-efficient overhead type dehumidifiers on the market today. Removing 155 ppd (pints per day, 71L), the Dual 155 can save you thousands a year compared to the competition. Best of all the Dual 155 can pay for itself giving you years and years of 24/7 trouble free operation.

Quest De-Humidifiers are essential for maintaining optimum humidity levels in a cultivation facility. This prevents issues with mould and disease, and allows for enhanced plant growth. Quest units are a staple in medical-grade cultivation facilities around the world. 

Like all Quest products, the Dual 155 is made in the USA using the very best components and materials available. Every one of our dehumidifiers comes with a 5 year warranty.

Quest has the most energy-efficient dehumidifiers available, using the least electricity and removing more pints of water per kWh at the widest temperature range. Quest’s innovative design also creates the lightest heat load on your HVAC, paying for itself in energy savings.

MAXIMUM GROW SPACE

With overhead mount capability, Quest lets you maximize your grow space—and profits.

 RELIABLE CONSTRUCTION

Made in Madison, WI, Quest meets or exceeds the highest standards (ETL listed/ UL certified). Plus, it’s backed by an industry-leading warranty.

Quest dehumidifiers will e ciently control humidity from germination to harvest, maintaining a growing environment that’s vital to the success of indoor and hydroponic gardening.

Protect your investment, your plants and your profits with Quest.

Dehumidifier capacities are at the standard American rating condition of 80ºF and 60%RH.

  • Blower: 415CFM @ 0.0 mmWG
  • Power: 800 Watts @ 26.67°C and 60% RH Supply Voltage: 110-120 VAC - 1 Phase - 60 Hz.
  • Current Draw: 3.5 AMPS
  • Energy Factor: 3.74 L/kWh
  • Operating Temp.: 7.22°C Min., 35°F Max.
  • Minimum Performance at 26.67°C and 60% RH
  • Water Removal: 71 L/Day
  • Efficiency: 3.73 L/kWh
  • Air Filter: MERV-11
  • Filter Size: 40.64 cm x 50.8 cm x 5.08 cm
  • Drain Connection: 3/4" Threaded MPT Unit 

Description

 

Powerful moisture control. Plug-and-play design.

The Quest 100 50Hz is engineered for precision dehumidification in tight environments that demand consistent performance. Designed exclusively for 50Hz markets, this compact solution is ideal for small grow rooms, dry rooms, storage units, and other climate-sensitive spaces where every square meter matters.

Featuring patented M‑CoRR Technology, the Quest 100 50Hz is built for performance — removing 44 litres of moisture per day (at 26.7°C / 60% RH) with industry-leading energy efficiency in a footprint that’s 20% smaller than traditional systems. It’s an ideal fit for facilities with limited space.

Unlike traditional dehumidifiers, its internal drainage system eliminates the need for a P-trap, making installation faster and easier. Its compact size and corrosion-resistant base make the Quest 100 ideal for moist commercial and industrial spaces.

With intuitive digital controls, the Quest 100 offers accurate relative humidity management, helpful maintenance alerts, diagnostic insights, and dark mode to reduce light in sensitive zones.

The Quest 100 50Hz is your no-hassle solution for reliable, industrial humidity control.

Engineered for ease. Built to perform.

Engineered and assembled in the USA, Quest products are backed by a reputation for reliability with high quality components.

Specifications
Performance at 26.7°C and 60% RH
Water Removal44 litres per day
Efficiency3.2 litres/kWh
Energy Factor3.2 litres/kWh
Current Draw2.5 A
Power540 W
Total Heat Output1.82 kW
Heat of Condensation1.23 kW
Motor Heat Load0.59 kW
Performance at 23.9°C and 50% RH
Water Removal29.3 litres per day
Efficiency2.4 litres/kWh
Energy Factor2.4 litres/kWh
Current Draw2.2 A
General Specifications
Part Number4046590-XX
Dehumidifier TypeRefrigerant dehumidifier
Airflow476 m³/h
Operating Temperature13°C minimum to 35°C maximum
Supply Voltage230 V
Unit Dimensions61 cm (L) × 40.6 cm (W) × 36.8 cm (H)
Unit Weight27.2 kg
Control TypeOnboard digital controls with low-voltage terminal block
Filter and Electrical Specifications
Air Filter RatingMERV 13
Air Filter Dimensions30.5 cm × 35.6 cm × 2.5 cm
Recommended Breaker Size — Australia, EU and South Africa15 A
Recommended Breaker Size — United Kingdom13 A
Power Cord3 m FEM IEC 60320-C13
Refrigeration and Drainage
Refrigerant TypeR454B

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