it maintains a -40°F to 175°F ambient temperature range

000 BTU/hr capacity management

For technicians working on high-efficiency boiler retrofits or standard furnace repairs

ensuring positive shut-off even in demanding HVAC flow control environments

smoldering fires compared to ionization sensors

Carrier 33ZCT55SPT Temperature Sensor R-22 it maintains a -40°F toThe Carrier 33ZCT55SPT is a commercial grade space temperature sensor designed for high precision environmental monitoring in Carrier Comfort Network (CCN) and i Vu systems. As a veteran verified 10K ohm thermistor, this unit provides exceptional stability, effectively eliminating the common issues of calibration drift often seen in lower tier wall sensors. The integrated push button override is a critical feature for field applications, allowing