Mitsubishi Electric Introduces Most Advanced Thermostat Interface for Ductless Market: Controls Residential, Commercial Air Handlers

SUWANEE, Georgia, July 20, 2015Mitsubishi Electric US, Inc. Cooling & Heating Division (Mitsubishi Electric), North America’s leading marketer of advanced cooling and heating systems for commercial and residential applications, announces a new Thermostat Interface, PAC-US444CN-1. The Thermostat Interface allows Mitsubishi Electric systems to be controlled by third-party HVAC controllers. Using the Thermostat Interface, third-party HVAC controllers can take advantage of a Mitsubishi Electric system’s innovative features, including INVERTER-driven compressors in the outdoor unit. The Thermostat Interface is now available from Mitsubishi Electric’s distributor network.

The Thermostat Interface allows HVAC thermostats and input/output controllers to control either residential or commercial indoor units through its CN105 connector.  Any system that can be controlled by the MHK1 controller model, can now be controlled by a third-party HVAC thermostat or input/output controller.  

The Thermostat Interface offers a host of advanced features which allow for increased personalized comfort and control, including:Capabilities of the interface include geo-fencing, automatic scheduling, humidity control and weather forecasting.

  • Adjustable delayed off feature providing additional comfort by extending the run time of the indoor unit after the thermostat reaches set point. 
  • Adjustable fan speed.
  • Static pressure adjustable setting.
  • CN24 operation during defrost.
  • Fan speed during thermal off heating mode.
  • Two-stage heat and cool thermostat operation: Conventional 2H/2C system operation (preferred); Conventional 1H/1C system operation.
  • Auto recovery after power failure.

For more information on the Thermostat Interface, see the product launch guide here. The list price is currently available in the M- and P-Series and CITY MULTI® price lists. 

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About Mitsubishi Electric US, Inc. Cooling & Heating Division

Mitsubishi Electric US, Inc. Cooling & Heating Division (Mitsubishi Electric) is headquartered in Suwanee, Georgia. Mitsubishi Electric is a leading marketer of ductless and variable refrigerant flow (VRF) air-conditioning and heating technology in North America, Latin America, the Caribbean and Bermuda. In 1982, Mitsubishi Electric introduced its state-of-the-art, ductless air conditioners and heat pumps in North America. Mitsubishi Electric expanded its product line with VRF zoning heat pump systems using INVERTER technology to offer simultaneous cooling and heating capabilities. Mitsubishi Electric also offers compressors and a full line of air-conditioning accessories. The division’s HVAC products have won numerous awards for innovation and excellence, including a 2015 AHR Expo Innovation Award from ASHRAE, a 2015 Money-Saving Products Award from BUILDINGS, a 2014 Top Products Award from Building Operating Management, a 2014 Dealer Design Gold Award from ACH&R News, a 2014 Best of Building Award from U.S. Green Building Council and Consulting-Specifying Engineer’s 2014 Product of the Year Silver Award. More information is available at and at Mitsubishi Electric’s blog, Mitsubishi Electric US, Inc. Cooling & Heating Division is also on FacebookTwitterPinterest and YouTube.  

Media Contact: Rob Byrd
Griffin & Company, Inc.
888/420-0256 ext. 121

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