Description
The Mitsubishi PAC-US446CN-1 is a thermostat interface module engineered to bridge the gap between conventional 24V thermostats and compatible Mitsubishi mini-split and ductless HVAC systems. This interface module allows contractors and building owners to leverage familiar thermostat wiring and controls without sacrificing the advanced comfort and efficiency that Mitsubishi’s mini-split technology delivers.
Key Features
- Enables conventional thermostat integration with compatible Mitsubishi mini-split systems
- Simplifies installation by utilizing standard thermostat wiring
- Allows use of a wide range of 24V thermostats for familiar, intuitive control
- Designed for seamless compatibility with select Mitsubishi Electric mini-split indoor units
- Compact module design for easy mounting and discreet installation
- Supports heating and cooling mode control through standard thermostat signals
Why Choose the PAC-US446CN-1?
The PAC-US446CN-1 interface module is the ideal solution for retrofit applications or new installations where a conventional thermostat is preferred over a dedicated mini-split remote or wireless controller. By translating standard thermostat signals into commands the Mitsubishi system can understand, this module streamlines commissioning and gives end users a familiar control experience.
Ideal Applications
- Residential and light commercial mini-split retrofit projects
- New construction requiring conventional thermostat control
- Building automation integration with standard 24V control wiring
- Replacement of existing interface modules in Mitsubishi mini-split installations
Compatibility
The PAC-US446CN-1 is a genuine Mitsubishi Electric accessory. Always verify compatibility with your specific Mitsubishi indoor unit model before installation. Consult the Mitsubishi Electric product documentation or contact your local distributor for a full list of compatible units.
Product Specifications
- Brand: Mitsubishi Electric
- Part Number: PAC-US446CN-1
- Type: Thermostat Interface Module
- Application: Mini-split / Ductless HVAC Systems







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