Siemens 192 Pneumatic Thermostat Chassis

Siemens 192 Pneumatic Thermostat Chassis is a rugged, reliable chassis engineered for heat-direct action pneumatic control in room thermostats. Designed for single-output configurations with 2-heat/cool capability, this chassis is a practical choice for retroline installations that rely on the 192-HC family and Pneumatic Room Thermostat interfaces. Built to endure HVAC environments, it matches Siemens quality with straightforward installation and long service life.

This chassis is ideal for retrofit projects where consistent response and reliability matter. Its robust construction minimizes maintenance while supporting legacy controls and easy installation within existing HVAC infrastructures.

Key specifications include a temperature rating of 45–85°F and compatibility with Retroline systems. The chassis is the essential foundation for precise temperature management in legacy pneumatic controls, delivering consistent performance where precise heating and cooling response is required.

• Single output design for straightforward operation
• 2-heat/cool capable for flexible control
• Heat direct action for responsive temperature control
• Compatible with Pneumatic Room Thermostat assemblies
• Used on Siemens 192-HC and Retroline models
• Temperature range 45–85°F for common HVAC environments