Quest 746 High-Capacity Dehumidifier - 480V - 60 Hz - 48,400 BTU/hr - R454B Refrigerant

Commercial Moisture Control on 480V Power - 60 Hz

Excess humidity in large cultivation rooms invites mold pressure and uneven plant conditions, and many dehumidifiers add heavy electrical load. This unit runs on 480V at a rated 6.5 amps, which keeps current draw modest for the moisture it handles. It is rated at 4266 W and 48,400 BTU/hr, and ETL registration is listed by the distributor.

This model is sold each and is aimed at commercial facilities, such as large flowering and vegetative rooms, that already have 480V service. It is not a hobbyist unit. It ships at 360 lb, so plan for a forklift or pallet jack and a rated mounting location.

Key Features & Benefits

• 480V, 60 Hz power — suits commercial electrical service.
• Rated 6.5 A — helps you plan circuit and panel capacity.
• Rated 48,400 BTU/hr and 4266 W — gives clear figures for sizing your HVAC load.
• Compact footprint — about 44.8 x 28.9 x 34.1 in unboxed.
• 5-year limited warranty — covers the unit per the distributor's terms.

Who Should Use Quest 746 Dehumidifier

Commercial growers and facility managers who need high-capacity humidity control on 480V power. Confirm your electrical service and room size with a qualified engineer before you buy.

About Quest 746 Dehumidifier

Quest makes climate-control equipment for controlled environments. This 480V model uses R454B refrigerant and runs at 60 Hz. Product dimensions are 45 x 28 x 34.1 in. Unboxed weight is 340 lb and shipping weight is 360 lb.

Frequently Asked Questions

Q: What voltage does it need?
A: It is rated for 480V at 60 Hz. Have a licensed electrician confirm your service before installation.

Q: How much does it weigh?
A: The unit weighs 340 lb unboxed and ships at 360 lb. Plan lifting equipment and a floor or mount rated for that load.

Q: What refrigerant does it use?
A: The distributor's text lists R454B. Refer to the manufacturer's manual and safety data sheet for handling guidance.

Q: What does BTU per hour mean here?
A: It is the rated rate of heat energy the unit handles each hour. This model is rated at 48,400 BTU/hr, which helps you account for heat in your room's HVAC sizing.

Q: Is it covered by a warranty?
A: Yes. The distributor lists a 5-year limited warranty. Check the warranty terms before purchase.

Q: Does it carry a California Prop 65 notice?
A: The distributor lists Prop 65 chemicals as Yes. Review the product's warning label for details.