Categories: All Custom Assemblies Controllers Parts Sensors All / Apogee, SQ-225, 0-2500uMol, Light Sensor $475.50 Apogee SQ-515-SS $967.50 Sensor/actuator cable $48.47 Vaisala HMP60 Humidity and Temperature Probe $394.80 Schneider Temperature Sensor $22.88 Carel, NTC060WH01 Temperature sensor, 20 feet $24.80 Carbon Dioxide Probe, GMP252 $1,270.44