this HVAC exhaust control component is designed for direct-fit compatibility with popular Carrier 48TC

While technically a solid-state speed control

Reliable Gear Design: All-metal geartrain minimizes back-gear torque

the Belimo damper actuator features a manual override button and a universal shaft clamp that accommodates most standard shaft dimensions found in direct coupled actuator applications

Viessmann 7179114 Sensor 320735-701 this HVAC exhaust control componentMaintain precise temperature modulation in your hydronic system with the Viessmann 7179114 Sensor #5. Specifically engineered as a DHW Immersion NTC Sensor, this genuine OEM component provides critical feedback to the boiler control unit for domestic hot water production. Designed for high accuracy thermal monitoring, it utilizes a 10k Ohm NTC thermistor curve to ensure the burner fires only when necessary, maximizing fuel efficiency and preventing