Aprilaire 1770A Dehumidifier 135 Pints Per Day with Automatic Digital Control (Ducted)

Aprilaire 1770A Dehumidifier. New from Aprilaire with environmentally-friendly R-410A refrigerant!

The Aprilaire 1770A Dehumidifier is the chlorine free "greener" version of the Aprilaire 1770 dehumidifier. It runs on environmentally-friendly R-410A refrigerant and removes up to 135 pints of moisture per day.

The 1770A is a convertible unit, from whole-home to localized applications – from  excess crawl spaces to attics and basements. The control  switches automatically between whole-house dehumidification when central air-conditioning system is running, and localized dehumidification when your air-conditioning isn't running. It can be operated manually to monitor and control moisture levels in specific locations¸such as your basement or master bedroom.

If you have questions or need additional information about the Aprilaire 1770A Dehumidifier, please call our Customer Service department at 855-932-4822 or Click Here to send us an Email.

  • Brand: Aprilaire
  • Genuine OEM Product: Yes
  • Type: Dehumidifier
  • Sound: 53 dBA Ducted
  • Refrigerant: R-410A
  • Control Type: Automatic
  • Capacity: 135 Pints per Day
  • Dimensions: 20.75" X 20.38" X 24"
  • Electrical: 115/1/60
  • Weight: 100 lbs.
  • Filter: 1" Washable or Replaceable MERV 8
  • Humidifiers and any other equipment or parts requiring electrical or gas connections during installation should only be installed by a licensed contractor. Humidifiers.com does not offer a warranty of any kind. If you choose to perform your own installation you may void any and all warranty coverage from the manufacturer. Please refer to our terms and conditions page for more information about our warranty and return policies at:


    Aprilaire Warranty: Your Research Products Corporation Aprilaire® Dehumidifier is expressly warranted for five (5) years from date of installation to be free from defects in materials or workmanship. Research Products Corporation’s exclusive obligation under this warranty shall be to supply, without charge, a replacement for any component which is found to be defective within such five (5) year period and which is returned not later than thirty (30) days after said five (5) year period by you to either your original supplier or to Research Products Corporation, Madison, Wisconsin 53701, together with the model number and installation date of the dehumidifier. THIS WARRANTY SHALL NOT OBLIGATE RESEARCH PRODUCTS CORPORATION FOR ANY LABOR COSTS AND SHALL NOT APPLY TO DEFECTS IN WORKMANSHIP OR MATERIALS FURNISHED BY YOUR INSTALLER AS CONTRASTED TO DEFECTS IN THE DEHUMIDIFIER ITSELF. IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE SHALL BE LIMITED IN DURATION TO THE AFORESAID FIVE YEAR PERIOD. RESEARCH PRODUCTS CORPORATION’S LIABILITY FOR INCIDENTAL OR CONSEQUENTIAL DAMAGES, OTHER THAN DAMAGES FOR PERSONAL INJURIES, RESULTING FROM ANY BREACH OF THE AFORESAID IMPLIED WARRANTIES OR THE ABOVE LIMITED WARRANTY IS EXPRESSLY EXCLUDED. THIS LIMITED WARRANTY IS VOID IF DEFECT(S) RESULT FROM FAILURE TO HAVE THIS UNIT INSTALLED BY A QUALIFIED HEATING AND AIR CONDITIONING CONTRACTOR. IF THE LIMITED WARRANTY IS VOID DUE TO FAILURE TO USE A QUALIFIED CONTRACTOR, ALL DISCLAIMERS OF IMPLIED WARRANTIES SHALL BE EFFECTIVE UPON INSTALLATION. Some states do not allow limitations on how long an implied warranty lasts or the exclusion or limitation of incidental or consequential damages so the above exclusion or limitations may not apply to you. This warranty gives you specific legal rights and you may also have other rights which vary from state to state. Please…Take a few minutes to visit us on-line at www.aprilaire.com to register your Aprilaire product. If you do not have on-line access, please mail a postcard with your name, address, phone number, email address, product purchased, model number, date of purchase and dealer name and address to: Research Products Corporation P.O. BOX 1467 Madison, WI 53701

    Aprilaire 1770A Dehumidifier 135 Pints Per Day with Automatic Digital Control (Ducted)