Tekmar Controls 552 Thermostat 319852-301 Engineers and maintenance professionals recognize

Engineers and maintenance professionals recognize the Browning BX64 Gripnotch V-belt as a standard-setting component for high-torque HVACR and industrial applications

Optimized for HVAC system efficiency through precise fan speed management and compressor relay control

While designed specifically for McDonnell & Miller RS series and PS-800/850 series controls

allowing it to carry significantly higher torque loads in industrial applications

maintaining identical technical specs and fitment

Tekmar Controls 552 Thermostat 319852-301 Engineers and maintenance professionals recognizeThe Tekmar Controls 552 Thermostat is a high performance, communicating touchscreen thermostat engineered specifically for hydronic heating systems. Designed for versatile integration, this unit operates seamlessly as a stand alone thermostat or within tN2 and tN4 bus networks, allowing for advanced zoning control and tekmarNet communication. The intuitive interface provides a large backlit display for managing 7 day programmable schedules, ensuring