while maintaining line-voltage control for the circulator

this HVAC replacement part offers seamless compatibility with a wide array of 330AAV

ensuring one part covers multiple service calls

or excessive ambient heat exceeding the Class H rating

Carrier 33ZCT56SPT Space Sensor 320819-301 while maintaining line-voltage control forThe Carrier 33ZCT56SPT Space Sensor is a professional grade thermistor based sensing solution designed for precise environmental monitoring in commercial HVACR applications. Engineered with a 10k Ohm thermistor, this unit ensures high accuracy temperature detection while eliminating the drift and calibration issues common in mechanical thermostats. As a wall mounted HVAC sensor, it features an integrated manual override button, allowing occupants to