Description
The Rheem-Ruud DT4U is a universal 4-zone HVAC controller designed to deliver reliable, independent temperature management across up to four separate zones in residential and light commercial applications. Built to Rheem-Ruud’s exacting standards, this controller integrates seamlessly with compatible zoning systems and includes lateral sensor capability for accurate zone-level temperature monitoring and responsive comfort control.
Key Features
- Universal 4-zone control supports up to four independent HVAC zones
- Includes lateral sensor (W/Lat S) for precise zone temperature detection
- Designed for compatibility with Rheem-Ruud HVAC systems and universal zoning applications
- Streamlines multi-zone management from a single centralized controller
- Supports balanced airflow and individualized comfort settings per zone
- Compact, panel-ready design for straightforward installation
Applications
- Residential multi-zone heating and cooling systems
- Light commercial zoning installations
- Retrofit and new construction HVAC zoning projects
Why Choose the Rheem-Ruud DT4U?
The DT4U simplifies multi-zone HVAC installations by combining zone control and lateral sensing in a single, easy-to-install unit. Whether upgrading an existing system or commissioning a new build, this controller helps reduce energy waste by conditioning only the zones that need it — improving efficiency and occupant comfort throughout the structure.







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