Senva CT1D-E3X Combination IAQ Sensor, CO2, Duct, No LCD, 10K Type 2 Thermistor

Senva CT1D-E3X Combination IAQ Sensor, CO2, Duct, No LCD, 10K Type 2 Thermistor. Senva's CT1D Series CO2 and Temperature Duct Sensors for Indoor Air Quality, feature optional LCD, adjustability for ranges, integrated set-point relay and field replacement NDIR element.