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!
Pressure Sensors 
Duct Temperature Sensors 
Current Sensors 
Gas Sensors 
Outside Temperature Sensors 
Outside Humidity Sensors 
Duct Humidity Sensors 
Room Humidity Sensors 
Room Temperature Sensors 
Freezer Sensors 
Strap Sensors 
Light/LUX Sensors 
Bullet Sensors 
Level Transmitters for Sale 
Heating Sensors 
Air Quality 
Facility Monitoring 
Plumbing Sensors 
Water Leak Detection 
Accessories
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544-339-18 | Duct Point Sensor, 1K Ohm Platinum (375 Alpha), 18-Inch | Siemens
Brand: Siemens
SKU: 544-339-18
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544-339-8 | Duct Point Sensor, 1K Ohm Platinum (375 Alpha), 8-Inch | Siemens
Brand: Siemens
SKU: 544-339-8
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HU-224-3-VDC | 0-10VDC | Duct RH Humidity Sensor | 3% Accuracy | Mamac
Brand: Mamac
SKU: HU-224-3-VDC
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H931 | Current Sensor 4-20mA / Relay Combo | Split Core | SPST | Veris
Brand: Veris
SKU: H931
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H738 | Current Switch / Relay Combo | Solid Core | SPST | Veris
Brand: Veris
SKU: H738
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H6810-100A-.3V | CT | Split Core | Size 2 | 1.2in x 1.3in ID | 100A to .333V | Veris
Brand: Veris
SKU: H6810-100A-.3V
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A / AN-BP | 10K ohm Type III | Bullet Probe Temperature Sensor | ACI
Brand: ACI
SKU: A/AN-BP
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P499RCP-105K | PRESSURE TRANSDUCER; 2M WIRE HARNESS; 0-500 PSIG 0.5 TO 4.5 VDC RATIOMETRIC OUTPUT SIGNAL | Johnson Controls
Brand: Johnson Controls
SKU: P499RCP-105K
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544-578 | Outside Air Temperature Sensor, 1K Ohm Platinum (385 alpha) | Siemens
Brand: Siemens
SKU: 544-578
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540-995 | Flush Mount Room Temperature Sensor | Siemens
Brand: Siemens
SKU: 540-995
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01HT-5L | Contact Temp Sensor NTC10k | Belimo
Brand: Belimo
SKU: 01HT-5L
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01DT-5LL | Duct Temp Sensor NTC10k 100x6 | Belimo
Brand: Belimo
SKU: 01DT-5LL
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TEAMS | Temp | Economy Wall | 4-20mA Output | Veris
Brand: Veris
SKU: TEAMS
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PR-276-R10-MA | Duct Pressure Sensor | 0 - 5 "wc | 0 - 2.5 "wc |0 - 1.25 "wc | 4-20mA | Mamac
Brand: Mamac
SKU: PR-276-R10-MA
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H730 | Current Switch / Relay Combo | Solid Core | SPST | Veris
Brand: Veris
SKU: H730
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H6811-400A-.3V | CT | Split Core | Size 3 | 2.9in x 2.5in ID | 400A to 0.333V | Veris
Brand: Veris
SKU: H6811-400A-.3V
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GWNMXX | Gas | Backplt | 1-Gang | Indicator | 4-20mA | Veris
Brand: Veris
SKU: GWNMXX
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AA09 | Accessory | Replacement CO Element | Veris (OBSOLETE)
Brand: Veris
SKU: AA09
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Universal Clip 50 | Universal Clip Qty 50 | Universal Clip | ACI
Brand: ACI
SKU: Universal Clip 50
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540-660B | Room Temperature Sensor, White | Siemens
Brand: Siemens
SKU: 540-660B
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P599VCPS107K | 0 TO 750 PSIS PRESS; P599 PRESSURE TRANSDUCER WITH WIRE HARNESS KIT | Johnson Controls
Brand: Johnson Controls
SKU: P599VCPS107K
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BASRT-B | BASrouter BACnet/IP to MS/TP to Ethernet DIN-Rail Mount | Contemporary Controls
Brand: Contemporary Controls
SKU: BASRT-B
EIPR-E | Skorpion 10/100Mbps IP Router | Contemporary Controls
Brand: Contemporary Controls
SKU: EIPR-E
FSLF120 US | Fire & Smoke Actuator | 30 in-lb | Spg Rtn | 120V | On/Off | 1m Cable | Belimo
Brand: Belimo
SKU: FSLF120 US
BAC-5051E | Router: BACnet, IP/Enet/Single MSTP | KMC (OBSOLETE)
Brand: KMC
SKU: BAC-5051E