Sensors Siemens Building Technology

Almost every heating, ventilation, air-conditioning, and refrigeration system uses sensors. Choose the world's top sensor brands to optimize system performance, and ensure occupant health, safety, comfort, and productivity.

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HVAC Humidity Sensor for Sale
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View Details Siemens Building Technology QFA3212.EWSN Rm Humidity (0-10V) + Temp Sensor (Plat 1K Ohm 385 Alpha), No HMI, Siemens Logo | Midwest Supply Us
QFA3212.EWSN | Rm Humidity (0-10V) + Temp Sensor (Plat 1K Ohm 385 Alpha), No HMI, Siemens Logo | Siemens Building Technology
Brand: Siemens Building Technology
SKU: QFA3212.EWSN
$201.18 each
View Details Siemens Building Technology QMX3.P74-1WSB ROOM OPERATOR w/SENSORS (USA) | Midwest Supply Us
QMX3.P74-1WSB | ROOM OPERATOR w/SENSORS (USA) | Siemens Building Technology
Brand: Siemens Building Technology
SKU: QMX3.P74-1WSB
View Details
View Details Siemens Building Technology QPA2284.FWSC Room CO2+Humidity+Temperature Sensor, Full Feature, Siemens Logo, TECs | Midwest Supply Us
QPA2284.FWSC | Room CO2+Humidity+Temperature Sensor, Full Feature, Siemens Logo, TECs | Siemens Building Technology
Brand: Siemens Building Technology
SKU: QPA2284.FWSC
$649.47 each
View Details Siemens Building Technology QPM2162 Duct Sensor CO2 + Temperature + Relative Humidity, 0 to 10V | Midwest Supply Us
QPM2162 | Duct Sensor CO2 + Temperature + Relative Humidity, 0 to 10V | Siemens Building Technology
Brand: Siemens Building Technology
SKU: QPM2162
$669.00 each
View Details Siemens Building Technology QAA2280.DWSC Room Temp Sensor, Display, Siemens Logo, Tool Port, Siemens TEC Controllers | Midwest Supply Us
QAA2280.DWSC | Room Temp Sensor, Display, Siemens Logo, Tool Port, Siemens TEC Controllers | Siemens Building Technology
Brand: Siemens Building Technology
SKU: QAA2280.DWSC
$138.73 each
View Details Siemens Building Technology 536-767-40 Liquid Immersion Temperature Sensor, 100 Ohm Platinum RTD, 4-Inch Probe | Midwest Supply Us
536-767-40 | Liquid Immersion Temperature Sensor, 100 Ohm Platinum RTD, 4-Inch Probe | Siemens Building Technology
Brand: Siemens Building Technology
SKU: 536-767-40
$114.05 each
View Details Siemens Building Technology 540-520A Room Temperature Sensor, Flush Mount, 10 K ohm, 55 to 95 deg F, Beige | Midwest Supply Us
540-520A | Room Temperature Sensor, Flush Mount, 10 K ohm, 55 to 95 deg F, Beige | Siemens Building Technology
Brand: Siemens Building Technology
SKU: 540-520A
$91.69 each
View Details Siemens Building Technology 540-128 10K Ohm Duct Temperature Sensor | Midwest Supply Us
540-128 | 10K Ohm Duct Temperature Sensor | Siemens Building Technology
Brand: Siemens Building Technology
SKU: 540-128
$45.21 each
View Details Siemens Building Technology 563-102-01 REPLACEMENT SENSOR BASE 2200/3200 | Midwest Supply Us
563-102-01 | REPLACEMENT SENSOR BASE 2200/3200 | Siemens Building Technology
Brand: Siemens Building Technology
SKU: 563-102-01
$16.34 each
View Details Siemens Building Technology 536-811 Duct Point Temp Sensor, 4" rigid, 100,000 Ohm Ref Resistance 77 Deg F | Midwest Supply Us
536-811 | Duct Point Temp Sensor, 4" rigid, 100, 000 Ohm Ref Resistance 77 Deg F | Siemens Building Technology
Brand: Siemens Building Technology
SKU: 536-811
$25.90 each
View Details Siemens Building Technology 536-778 Outside Air Temperature Sensor, 100K Ohm Thermistor | Midwest Supply Us
536-778 | Outside Air Temperature Sensor, 100K Ohm Thermistor | Siemens Building Technology
Brand: Siemens Building Technology
SKU: 536-778
$63.24 each
View Details Siemens Building Technology 535-490-18 Rigid Averaging Duct Sensor, 20 to 120 Deg F, 18-Inch | Midwest Supply Us
535-490-18 | Rigid Averaging Duct Sensor, 20 to 120 Deg F, 18-Inch | Siemens Building Technology
Brand: Siemens Building Technology
SKU: 535-490-18
$96.88 each
View Details Siemens Building Technology 536-767-25 Liquid Immersion Temperature Sensor, 100 Ohm Platinum RTD, 2.5-Inch Probe | Midwest Supply Us
536-767-25 | Liquid Immersion Temperature Sensor, 100 Ohm Platinum RTD, 2.5-Inch Probe | Siemens Building Technology
Brand: Siemens Building Technology
SKU: 536-767-25
$112.38 each
View Details Siemens Building Technology 533-376-18 Duct Point Temperature Sensor, Platinum, 20 to 120 Deg F, 18-Inch | Midwest Supply Us
533-376-18 | Duct Point Temperature Sensor, Platinum, 20 to 120 Deg F, 18-Inch | Siemens Building Technology
Brand: Siemens Building Technology
SKU: 533-376-18
$80.24 each
View Details Siemens Building Technology 533-376-8 Duct Point Temperature Sensor, Platinum, 20 to 120 Deg F, 8-Inch | Midwest Supply Us
533-376-8 | Duct Point Temperature Sensor, Platinum, 20 to 120 Deg F, 8-Inch | Siemens Building Technology
Brand: Siemens Building Technology
SKU: 533-376-8
$80.24 each
View Details Siemens Building Technology 544-339-8 Duct Point Sensor, 1K Ohm Platinum (375 Alpha), 8-Inch | Midwest Supply Us
544-339-8 | Duct Point Sensor, 1K Ohm Platinum (375 Alpha), 8-Inch | Siemens Building Technology
Brand: Siemens Building Technology
SKU: 544-339-8
$53.63 each
View Details Siemens Building Technology QAM2012.045 Duct Point Temperature Sensor, 1K Ohm Platinum, (385 Alpha), 18-Inch | Midwest Supply Us
QAM2012.045 | Duct Point Temperature Sensor, 1K Ohm Platinum, (385 Alpha), 18-Inch | Siemens Building Technology
Brand: Siemens Building Technology
SKU: QAM2012.045
$43.45 each
View Details Siemens Building Technology QFA32SS.FWNN Room Humidity + Temperature Sensor, Full Feature, No Logo | Midwest Supply Us
QFA32SS.FWNN | Room Humidity + Temperature Sensor, Full Feature, No Logo | Siemens Building Technology
Brand: Siemens Building Technology
SKU: QFA32SS.FWNN
$259.22 each
View Details Siemens Building Technology QAE2020.005 Immersion Well Temperature Sensor, 1K Ohm Nickel at 32 deg F, 2.5-Inch | Midwest Supply Us
QAE2020.005 | Immersion Well Temperature Sensor, 1K Ohm Nickel at 32 deg F, 2.5-Inch | Siemens Building Technology
Brand: Siemens Building Technology
SKU: QAE2020.005
$74.76 each
View Details Siemens Building Technology QAH11.1 Sensor, Changeover/Remote for RCC, RCU, and RDU product lines | Midwest Supply Us
QAH11.1 | Sensor, Changeover/Remote for RCC, RCU, and RDU product lines | Siemens Building Technology
Brand: Siemens Building Technology
SKU: QAH11.1
$25.99 each
View Details Siemens Building Technology 269-062 Static Pressure Sensor Probe | Midwest Supply Us
269-062 | Static Pressure Sensor Probe | Siemens Building Technology
Brand: Siemens Building Technology
SKU: 269-062
$36.90 each
View Details Siemens Building Technology QAA2230.EWSN Room Temperature Sensor, 10K Ohm Type 2 NTC Thermistor, No HMI, Siemens Logo | Midwest Supply Us
QAA2230.EWSN | Room Temperature Sensor, 10K Ohm Type 2 NTC Thermistor, No HMI, Siemens Logo | Siemens Building Technology
Brand: Siemens Building Technology
SKU: QAA2230.EWSN
$30.86 each
View Details Siemens Building Technology QAA2230.EWNN Room Temperature Sensor, 10K Ohm Type 2 NTC Thermistor, No HMI, No Logo | Midwest Supply Us
QAA2230.EWNN | Room Temperature Sensor, 10K Ohm Type 2 NTC Thermistor, No HMI, No Logo | Siemens Building Technology
Brand: Siemens Building Technology
SKU: QAA2230.EWNN
$30.86 each
View Details Siemens Building Technology QAA2212.FWSN Room Temp Sensor, Platinum 1K Ohm (385 Alpha), Full Feature, Siemens Logo | Midwest Supply Us
QAA2212.FWSN | Room Temp Sensor, Platinum 1K Ohm (385 Alpha), Full Feature, Siemens Logo | Siemens Building Technology
Brand: Siemens Building Technology
SKU: QAA2212.FWSN
$125.29 each
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