Description
The Mars 19167 is a feature-rich communicating programmable thermostat engineered for demanding commercial HVAC applications. Designed to control 24V single-zone multistage systems, it delivers precise, reliable climate management across a wide range of equipment types — including conventional systems, heat pumps, and modulating equipment — making it a versatile solution for commercial buildings of all sizes.
Versatile System Compatibility
The Mars 19167 is built to work seamlessly with the most common commercial HVAC configurations, eliminating the need for multiple thermostats across different equipment types.
- Controls 24V commercial single-zone multistage systems
- Compatible with conventional heating and cooling equipment
- Supports heat pump systems including emergency heat operation
- Works with modulating HVAC equipment
Advanced Staging Capabilities
With support for up to 3 stages of heating and cooling, the Mars 19167 provides granular control over multistage commercial equipment, improving comfort and energy efficiency.
- 3-stage heating control
- 3-stage cooling control
- Optimized staging for multistage conventional and heat pump systems
Flexible System & Fan Switching
The thermostat offers comprehensive system mode and fan switching options to match the operational demands of any commercial space.
- System switching: Heat – Off – Cool – Auto – Emergency Heat
- Fan switching: Auto – On
- Emergency heat mode for heat pump backup operation
Communicating & Programmable Design
Built with communication capability and programmable scheduling, the Mars 19167 supports modern building automation needs and energy management strategies.
- Communicating thermostat design for integration with compatible systems
- Programmable scheduling for optimized energy use during occupied and unoccupied periods
- Ideal for commercial single-zone applications requiring precise setpoint control
Why Choose the Mars 19167?
The Mars 19167 simplifies commercial HVAC control by combining broad equipment compatibility, multi-stage support, and communicating capability in a single programmable thermostat. Whether you’re managing a heat pump, conventional system, or modulating equipment, this thermostat delivers the flexibility and reliability that commercial installations demand.







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