Control Sensors for Sale

We have 9,000+ sensor models in our stock for your next building automation project. Duct, pipe, indoor and outdoor sensors: Blackhawk Supply has it all! Shop today!
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View Details Veris H221SP CT | SplitCore | 0-300A | 4-20mA | Cal Span | Blackhawk Supply
H221SP | CT | SplitCore | 0-300A | 4-20mA | Cal Span | Veris
Brand: Veris
SKU: H221SP
each
View Details Mamac A-520-1-A-1 Pressure Sensor Pitot Tubes | Aluminum | 4 inch | 1/4" Barb | Blackhawk Supply
A-520-1-A-1 | Pressure Sensor Pitot Tubes | Aluminum | 4 inch | 1 / 4" Barb | Mamac
Brand: Mamac
SKU: A-520-1-A-1
$183.75 each
View Details Siemens QFA32SS.EWSN Humidity&Temp Room Unit, 2%, selectable RH&T, White, Siemens Logo, No Comm | Blackhawk Supply
QFA32SS.EWSN | Humidity&Temp Room Unit, 2%, selectable RH&T, White, Siemens Logo, No Comm | Siemens
Brand: Siemens
SKU: QFA32SS.EWSN
$11.44 each
View Details ACI A/RH3-D 3% Accuracy RH Humidity Sensor | Duct Humidity Sensor | Blackhawk Supply
A / RH3-D | 3% Accuracy RH Humidity Sensor | Duct Humidity Sensor | ACI
Brand: ACI
SKU: A/RH3-D
$167.99 each
View Details Siemens 533-376-18 Duct Point Temperature Sensor, Platinum, 20 to 120 Deg F, 18-Inch | Blackhawk Supply
533-376-18 | Duct Point Temperature Sensor, Platinum, 20 to 120 Deg F, 18-Inch | Siemens
Brand: Siemens
SKU: 533-376-18
$194.65 each
View Details Veris H909 SplitCore | Adj | Calibration LEDs | Range:2.5-135AAC | Output:N.O. | Blackhawk Supply
H909 | SplitCore | Adj | Calibration LEDs | Range:2.5-135AAC | Output:N.O. | Veris
Brand: Veris
SKU: H909
$71.67 each
View Details Mamac A-520-2-A-1 Pressure Sensor Pitot Tubes | Aluminum | 8 inch | 1/4" Barb | Blackhawk Supply
A-520-2-A-1 | Pressure Sensor Pitot Tubes | Aluminum | 8 inch | 1 / 4" Barb | Mamac
Brand: Mamac
SKU: A-520-2-A-1
$71.75 each
View Details Siemens 540-670B Room Temperature Sensor with Setpoint and Occupancy Override, White | Blackhawk Supply
540-670B | Room Temperature Sensor with Setpoint and Occupancy Override, White | Siemens
Brand: Siemens
SKU: 540-670B
$11.44 each
View Details Veris PG07AM Pressure | Gauge | 100psig | 4-20mA | 316SS | Blackhawk Supply
PG07AM | Pressure | Gauge | 100psig | 4-20mA | 316SS | Veris
Brand: Veris
SKU: PG07AM
$414.42 each
View Details RLE Technologies SD-RO1 SeaHawk Spot Leak Detector | Veris U006-0007 | Blackhawk Supply
SD-RO1 | SeaHawk Spot Leak Detector | Veris U006-0007 | RLE Technologies
Brand: RLE Technologies
SKU: SD-RO1
$249.03 each
View Details ACI A/CP-D-8"-PB 10K ohm Type II | Duct Temperature Sensor | Sensor Length: 8 inch | Plastic Box Plain Housing Enclosure Box | Blackhawk Supply
A / CP-D-8"-PB | 10K ohm Type II | Duct Temperature Sensor | Sensor Length: 8 inch | Plastic Box Plain Housing Enclosure Box | ACI
Brand: ACI
SKU: A/CP-D-8"-PB
$101.54 each
View Details Dwyer WD3-LP-D2 Line powered water leak detector with DPDT relay | 11 to 27 VAC/DC | no audible alarm | adjustable mounting bracket included. | Blackhawk Supply
WD3-LP-D2 | Line powered water leak detector with DPDT relay | 11 to 27 VAC / DC | no audible alarm | adjustable mounting bracket included. | Dwyer
Brand: Dwyer
SKU: WD3-LP-D2
$13.57 each
View Details Siemens 544-342-24 Flexible Averaging Duct Sensor, 1K Ohm Platinum, 24-Foot | Blackhawk Supply
544-342-24 | Flexible Averaging Duct Sensor, 1K Ohm Platinum, 24-Foot | Siemens
Brand: Siemens
SKU: 544-342-24
$56.02 each
View Details Functional Devices RIBX24BF Enclosed Internal AC Sensor, Fixed, + Relay 20Amp SPDT 24Vac/dc | Blackhawk Supply
RIBX24BF | Enclosed Internal AC Sensor, Fixed, + Relay 20Amp SPDT 24Vac / dc | Functional Devices
Brand: Functional Devices
SKU: RIBX24BF
$117.50 each
View Details Mamac TE-701-D-21-C 1.8K Ohm | Duct Temperature Sensor | Sensor Length: 8 inch | Included Wire Length: 6 feet | Blackhawk Supply
TE-701-D-21-C | 1.8K Ohm | Duct Temperature Sensor | Sensor Length: 8 inch | Included Wire Length: 6 feet | Mamac
Brand: Mamac
SKU: TE-701-D-21-C
$46.42 each
View Details Mamac HU-225-3-VDC 0-10VDC | Room Zone Wall RH Humidity Sensor | 3% Accuracy | Blackhawk Supply
HU-225-3-VDC | 0-10VDC | Room Zone Wall RH Humidity Sensor | 3% Accuracy | Mamac
Brand: Mamac
SKU: HU-225-3-VDC
$18.51 each
View Details Veris H614 CS | VFD | Mini SC | Load Control | Sensor | Blackhawk Supply
H614 | CS | VFD | Mini SC | Load Control | Sensor | Veris
Brand: Veris
SKU: H614
$157.19 each
View Details ACI A/TT1K-O-4-4X Analog VDC or mA | Outdoor Outside Air Temperature Sensor | NEMA 4X Housing Enclosure Box | Blackhawk Supply
A / TT1K-O-4-4X | Analog VDC or mA | Outdoor Outside Air Temperature Sensor | NEMA 4X Housing Enclosure Box | ACI
Brand: ACI
SKU: A/TT1K-O-4-4X
$89.50 each
View Details ACI A/RH3-R 3% Accuracy RH Humidity Sensor | Room Zone Wall Humidity Sensor | Blackhawk Supply
A / RH3-R | 3% Accuracy RH Humidity Sensor | Room Zone Wall Humidity Sensor | ACI
Brand: ACI
SKU: A/RH3-R
$90.86 each
View Details Dwyer CDT-2D40 Carbon Dioxide Transmitter | duct mount | 2000 ppm CO2 range | 4 to 20 mA / 0 to (5 or 10) VDC CO2 output. | Blackhawk Supply
CDT-2D40 | Carbon Dioxide Transmitter | duct mount | 2000 ppm CO2 range | 4 to 20 mA / 0 to (5 or 10) VDC CO2 output. | Dwyer
Brand: Dwyer
SKU: CDT-2D40
$130.17 each
View Details Siemens QAA2280.FWNC Room Temp Sensor, Full Feature, No Logo, Tool Port, Siemens TEC Controllers | Blackhawk Supply
QAA2280.FWNC | Room Temp Sensor, Full Feature, No Logo, Tool Port, Siemens TEC Controllers | Siemens
Brand: Siemens
SKU: QAA2280.FWNC
$223.54 each
View Details Siemens 544-577-25 Liquid Immersion Temperature Sensor, 1K Ohm Platinum, (375 Alpha), 2.5-Inch | Blackhawk Supply
544-577-25 | Liquid Immersion Temperature Sensor, 1K Ohm Platinum, (375 Alpha), 2.5-Inch | Siemens
Brand: Siemens
SKU: 544-577-25
$162.43 each
View Details Siemens 544-339-8 Duct Point Sensor, 1K Ohm Platinum (375 Alpha), 8-Inch | Blackhawk Supply
544-339-8 | Duct Point Sensor, 1K Ohm Platinum (375 Alpha), 8-Inch | Siemens
Brand: Siemens
SKU: 544-339-8
$77.14 each
View Details Mamac TE-703-D-12-A-2 10K Ohm Type II | Well Water Fluid Steam Temperature Sensor | Sensor Length: 4 inch | NEMA 4 Housing | 1/4" NPT | Blackhawk Supply
TE-703-D-12-A-2 | 10K Ohm Type II | Well Water Fluid Steam Temperature Sensor | Sensor Length: 4 inch | NEMA 4 Housing | 1 / 4" NPT | Mamac
Brand: Mamac
SKU: TE-703-D-12-A-2
$38.97 each
Accuracy
Application
Application Zone
CO2 Measurement Range
Color
Current Core
Current Measurement Accuracy
Current Measurement Range
Dimension Depth
Dimension Height
Dimension Probe Diameter
Dimension Probe Length
Dimension Width
Dimensions
Display Type
Electrical Wiring
Electrical Wiring Size
Element Type
Enclosure Material
Fail Safe
Feature Level
Fitting Material
Fitting Size
Frequency Rating
Hand-Off-Auto
Humidity Calibration Certificate
Humidity Measurement Accuracy
Humidity Measurement Drift
IP Protection
Input Specifications
Inputs
LED Indicator Type
Material
Measurement Type
Medium
Model
Monitored Frequency Range
Monitored Wire Size
Motion Detection Angle
Motion Detection Range
Motion Detection Sensor Type
Mounting
Operating Current
Operating Temperature
Output Specifications
Outputs
Override
Plastic Rating
Pressure Measurement Accuracy
Pressure Measurement Range
Pressure Output Signal
Pressure Range
Pressure Sensor Type
Product Type
Product Certification
Range
Relay Coil Voltage
Relay Contact Ratings
Relay Poles/Throw
Response Time
Section
Sensing Element
Sensor
Sensor Averaging Wire Length
Sensor Configuration
Sensor Housing
Sensor Length
Sensor Wire Length
Setpoint
Standards EMC
SubCategory
Supply Voltage AC Range
Supply Voltage DC Nominal
Supply Voltage DC Range
Temp & Humidity Signals
Temperature Calibration Certificate
Temperature Measurement Accuracy
Temperature Measurement Range
Temperature Sensor Type
Warranty
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as experts in Sensors
(847) 773-0645
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ACI TSENSE-LCD CO2/RH/TEMP, LCD, RELAY, BACNT | Blackhawk Supply
TSENSE-LCD | CO2/RH/TEMP, LCD, RELAY, BACNT | ACI
Brand: ACI
SKU: TSENSE-LCD
$444.60 each
Square D 9001K35 Joystick Controller - 30mm - 5 Positions Spring Return - Without Contact | Blackhawk Supply
9001K35 | Joystick Controller - 30mm - 5 Positions Spring Return - Without Contact | Square D by Schneider Electric
Brand: Square D
SKU: 9001K35
$185.29 each
Veris EP2100S EP | Analog In | 3-15/0-20psi | Blackhawk Supply
EP2100S | EP | Analog In | 3-15/0-20psi | Veris
Brand: Veris
SKU: EP2100S
$157.15 each
Saginaw SCE-20H1608LP NEMA 3R, 12, 4 | Nema 4 LP Enclosure, 20H x 16W x 8D | Blackhawk Supply
SCE-20H1608LP | NEMA 3R, 12, 4 | Nema 4 LP Enclosure, 20H x 16W x 8D | Saginaw
Brand: Saginaw
SKU: SCE-20H1608LP
$279.29 each
Saginaw SCE-24N2406LP+SCE-24N24MPP NEMA1 | 24H x 24W x 6D | Subpanel: Perforated | Knockouts: No | Keyed: No | Blackhawk Supply
SCE-24N2406LP+SCE-24N24MPP | NEMA1 | 24H x 24W x 6D | Subpanel: Perforated | Knockouts: No | Keyed: No | Saginaw
Brand: Saginaw
SKU: SCE-24N2406LP+SCE-24N24MPP
$236.81 each
Siemens QFM3160 Duct RH and Temp Sensor, 2 percent (high) accuracy, RH: 0-10 Vdc, T: 0-10 Vdc | Blackhawk Supply
QFM3160 | Duct RH and Temp Sensor, 2 percent (high) accuracy, RH: 0-10 Vdc, T: 0-10 Vdc | Siemens
Brand: Siemens
SKU: QFM3160
$239.04 each
Johnson Controls VG1275CP+943GGA 1" 2W BALL VALVE 18.7CV; SS TRIM; SWEAT END CONN;PROP; SP CLOSED; W/O SW | Blackhawk Supply
VG1275CP+943GGA | 1" 2W BALL VALVE 18.7CV; SS TRIM; SWEAT END CONN;PROP; SP CLOSED; W/O SW | Johnson Controls
Brand: Johnson Controls
SKU: VG1275CP+943GGA
$323.71 each
Siemens GRD221.1U Damper Actuator | Spring Return | 120 VAC | On/Off | 30 lb-in | Blackhawk Supply
GRD221.1U | Damper Actuator | Spring Return | 120 VAC | On/Off | 30 lb-in | Siemens
Brand: Siemens
SKU: GRD221.1U
$150.02 each
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