Sensors Current sensor (hawkeye) Sensor
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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H921 | Current Transducer | Split-Core | 0-120A | 4-20mA | Veris
Brand: Veris
SKU: H921
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H221 | Split Core | Span Adj. | Range: 0-300AAC | Output: 4-20mA | Loop | Veris
Brand: Veris
SKU: H221
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H721LC | Solid Core | Range:0-10 | 0-20 | 0-40AAC Sw Select | Output:4-20mA | Veris
Brand: Veris
SKU: H721LC
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H321 | Split Core | Span Adj. | Range: 0-800AAC | Output: 4-20mA | Loop | Veris
Brand: Veris
SKU: H321
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H922 | Current Transducer | Split-Core | 0-120A | 0-5VDC | Veris
Brand: Veris
SKU: H922
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H721HC | Solid Core | Range:0-50 | 0-100 | 0-200AAC Sw Select | Output:4-20mA | Veris
Brand: Veris
SKU: H721HC
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H321SP | CT | SplitCore | 0-800A | 4-20mA | Cal Span | Veris
Brand: Veris
SKU: H321SP
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H221SP | CT | SplitCore | 0-300A | 4-20mA | Cal Span | Veris
Brand: Veris
SKU: H221SP
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H931 | Current Sensor 4-20mA / Relay Combo | Split Core | SPST | Veris
Brand: Veris
SKU: H931
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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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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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H6810-200A-.3V | CT | Split Core | Size 2 | 1.2in x 1.3in ID | 200A to .333V | Veris
Brand: Veris
SKU: H6810-200A-.3V
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H723HC | Current Sensor | Sol | 0-50 / 100 / 200A | 10V | Veris
Brand: Veris
SKU: H723HC
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H722LC | SolidCore | Range:0-10 | 0-20 | 0-40AAC Sw Select | Output:0-5VDC | Veris
Brand: Veris
SKU: H722LC
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H6ECM05 | Split Core | Current Switch | ECM Motors | Veris
Brand: Veris
SKU: H6ECM05
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H6812-1200A-5A | CT | Split Core | Size 4 | 5.5in x 2.5in ID | 1200A:5A | Veris
Brand: Veris
SKU: H6812-1200A-5A
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H720 | Solid Core | Span Adj. | VFD | Range: 0-200AAC | Output:4-20mA | Veris
Brand: Veris
SKU: H720
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H6811-600A-5AU | CT | Split Core | Instrument Grade | 2.9in x 2.5in ID | 600A to 5A | Veris
Brand: Veris
SKU: H6811-600A-5AU
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H723LC | Current Sensor | Solid | 0-10 / 20 / 40A | 10V | Veris
Brand: Veris
SKU: H723LC
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H6811-600A-5A | CT | Split Core | Instrument Grade | 2.9in x 2.5in ID | 600A to 5A | Veris
Brand: Veris
SKU: H6811-600A-5A
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H6811-600A-.3V | CT | SplitCore | Instrument Grade | 2.9in x 2.5inID | 600A to 0.333V | Veris
Brand: Veris
SKU: H6811-600A-.3V
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H6810-200A-5A | CT | Split Core | Instrument Grade | 1.2in x 1.3in ID | 200A to 5A | Veris
Brand: Veris
SKU: H6810-200A-5A
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EP2100S | EP | Analog In | 3-15/0-20psi | Veris
Brand: Veris
SKU: EP2100S
SCE-20H1608LP | NEMA 3R, 12, 4 | Nema 4 LP Enclosure, 20H x 16W x 8D | Saginaw
Brand: Saginaw
SKU: SCE-20H1608LP
SCE-24N2406LP+SCE-24N24MPP | NEMA1 | 24H x 24W x 6D | Subpanel: Perforated | Knockouts: No | Keyed: No | Saginaw
Brand: Saginaw
SKU: SCE-24N2406LP+SCE-24N24MPP
QFM3160 | Duct RH and Temp Sensor, 2 percent (high) accuracy, RH: 0-10 Vdc, T: 0-10 Vdc | Siemens
Brand: Siemens
SKU: QFM3160
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
GRD221.1U | Damper Actuator | Spring Return | 120 VAC | On/Off | 30 lb-in | Siemens
Brand: Siemens
SKU: GRD221.1U