Built to manufacturer specifications

while maintaining line-voltage control for the circulator

it facilitates reliable circuit logic by opening when pressure rises above the designated threshold

and MPR-581x actuators

System Protection: Safely interrupts the control circuit during high-pressure conditions to protect the compressor

Carrier 33ZCT56SPT Space Sensor 320819-301 Built to manufacturer specificationsThe 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