Sensors 5 - 140 °f (-15 - 60 °c) Operating temperature
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!
![Image for Pressure Sensors](http://blackhawksupply.com/cdn/shop/collections/DLP_1_100x.png?v=1525965948)
![Image for Duct Temperature Sensors](http://blackhawksupply.com/cdn/shop/collections/GD-Duct_0_32724b59-446e-4602-9845-900ce84cfe70_600x600_1_100x.png?v=1525902491)
![Image for Current Sensors](http://blackhawksupply.com/cdn/shop/collections/CT-300_med_600x600_1_100x.png?v=1525965815)
![Image for Gas Sensors](http://blackhawksupply.com/cdn/shop/collections/Q5_9fe508f4-06ee-4376-a0d8-01f3ceed962f_600x600_1_100x.png?v=1656495283)
![Image for Outside Temperature Sensors](http://blackhawksupply.com/cdn/shop/collections/Outdoor-Air_4_6698b7d4-c74d-4d79-afe1-f2a778fd88f7_600x600_1_100x.png?v=1525902585)
![Image for Outside Humidity Sensors](http://blackhawksupply.com/cdn/shop/collections/Outdoor-AIr_14_73e889d9-72c0-49a8-b7aa-3244a6177a9a_600x600_1_100x.png?v=1525965672)
![Image for Duct Humidity Sensors](http://blackhawksupply.com/cdn/shop/collections/RH_20TT_20Duct_NEMA_204X_0_5bf3c77c-eba9-4c1b-9243-8a07e6d427b1_600x600_1_100x.png?v=1525965556)
![Image for Room Humidity Sensors](http://blackhawksupply.com/cdn/shop/collections/RH_20Resistive_20Room2_20Setpoint_20Override_1_8d939914-25aa-40e1-ae24-7d3557ddb1ff_600x600_1_100x.png?v=1525965135)
![Image for Room Temperature Sensors](http://blackhawksupply.com/cdn/shop/collections/Infinity_20Override_0_ef3262ed-6393-48a3-bd91-8aa200bed9fc_600x600_1_100x.png?v=1655986720)
![Image for Freezer Sensors](http://blackhawksupply.com/cdn/shop/collections/Freezer_6_1200x1200_2b2bcc68-4da6-4bdd-a0ec-3bcc379060c1_100x.png?v=1612451690)
![Image for Strap Sensors](http://blackhawksupply.com/cdn/shop/collections/GD-Strap_9_400x400_57c7c3ea-2a95-4273-b5f6-e4645a3b86e7_100x.png?v=1612451756)
![Image for Light/LUX Sensors](http://blackhawksupply.com/cdn/shop/collections/Light_20Level_0_1af9652e-abdf-4a24-b6e3-4f3023e7e2bf_600x600_1_100x.png?v=1525966099)
![Image for Bullet Sensors](http://blackhawksupply.com/cdn/shop/collections/Bullet-Probe_30_1200x1200_86df93e4-8206-4132-8f13-7c6b3a84d750_100x.png?v=1612451633)
![Image for Level Transmitters for Sale](http://blackhawksupply.com/cdn/shop/collections/SBLT2_1000x1000_400x400_a5387011-1079-43bf-b2f3-3a5019293bf3_100x.gif?v=1633682812)
![Image for Heating Sensors](http://blackhawksupply.com/cdn/shop/files/584547_c3a0c04d-c8d7-4f89-8aee-6a4a15facc9c_100x.jpg?v=1717076667)
![Image for Air Quality](http://blackhawksupply.com/cdn/shop/products/AQ2D_41c1db17-cc87-40e5-b1e1-debc524a3590_100x.png?v=1708973964)
![Image for Facility Monitoring](http://blackhawksupply.com/cdn/shop/products/wingrxtbanner_100x.jpg?v=1710256868)
![Image for Plumbing Sensors](http://blackhawksupply.com/cdn/shop/files/974891_9cf81fe0-49ad-44b1-bf09-c68f8ad31017_100x.jpg?v=1717079750)
![Image for Water Leak Detection](http://blackhawksupply.com/cdn/shop/collections/WD_PIC_1200x1200_ff2b53d6-6d0b-4a7c-9a53-05c5ea36409c_100x.jpg?v=1633683366)
![Image for Accessories](http://blackhawksupply.com/cdn/shop/collections/PIC_GL_A-22AP-A01...04_4C-product_retina_400x400_14114f37-ee0a-436c-99cd-84781d10eec7_100x.jpg?v=1611673512)
View Details
![Veris H921 Current Transducer | Split-Core | 0-120A | 4-20mA | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/H921_medium.jpg?v=1706643274)
H921 | Current Transducer | Split-Core | 0-120A | 4-20mA | Veris
Brand: Veris
SKU: H921
View Details
![Veris H608 Mini Split-Core | Adj. | Range: 0.50-175AAC Output: N.O. | 1.0A | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/H608_f204436b-5583-44d3-9965-7fbdaa5b60aa_medium.jpg?v=1718306602)
H608 | Mini Split-Core | Adj. | Range: 0.50-175AAC Output: N.O. | 1.0A | Veris
Brand: Veris
SKU: H608
View Details
![Veris H300 Current Switch | Mico | Split-Core | Fixed | N.O | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/H300_medium.jpg?v=1689243581)
H300 | Current Switch | Mico | Split-Core | Fixed | N.O | Veris
Brand: Veris
SKU: H300
View Details
![Veris H735 Current Switch/Relay Combo | Solid Core | SPST | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/H735_medium.jpg?v=1706643284)
H735 | Current Switch / Relay Combo | Solid Core | SPST | Veris
Brand: Veris
SKU: H735
View Details
![Veris H221 Split Core | Span Adj. | Range: 0-300AAC | Output: 4-20mA | Loop | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/H221_medium.jpg?v=1717426078)
H221 | Split Core | Span Adj. | Range: 0-300AAC | Output: 4-20mA | Loop | Veris
Brand: Veris
SKU: H221
View Details
![Veris H938 Current Switch/Relay Combo | Split Core | Adj. | SPST | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/H938_41805154-3599-4180-87ce-111704660c0b_medium.jpg?v=1711573708)
H938 | Current Switch / Relay Combo | Split Core | Adj. | SPST | Veris
Brand: Veris
SKU: H938
View Details
![Veris H721LC Solid Core | Range:0-10 | 0-20 | 0-40AAC Sw Select | Output:4-20mA | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/H721_medium.jpg?v=1689243578)
H721LC | Solid Core | Range:0-10 | 0-20 | 0-40AAC Sw Select | Output:4-20mA | Veris
Brand: Veris
SKU: H721LC
View Details
![Veris H922 Current Transducer | Split-Core | 0-120A | 0-5VDC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/H922_10874971-6f23-4531-aaf8-56e57ce30636_medium.jpg?v=1706643280)
H922 | Current Transducer | Split-Core | 0-120A | 0-5VDC | Veris
Brand: Veris
SKU: H922
View Details
![Veris H120 Enclosed Relay | Current Switch 20A | Fixed | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/H120_5e9e1a95-2264-4137-b25a-dab3748e7c47_medium.jpg?v=1689243589)
H120 | Enclosed Relay | Current Switch 20A | Fixed | Veris
Brand: Veris
SKU: H120
View Details
![Veris H308 Current Switch | Micro | Split-Core | Adj | N.O | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/H308_medium.jpg?v=1706643270)
H308 | Current Switch | Micro | Split-Core | Adj | N.O | Veris
Brand: Veris
SKU: H308
View Details
![Veris H900 Split Core | Fixed | Range: 1.5-200AAC | Output: N.O. | 1.0A@30V | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/H900_medium.jpg?v=1706643280)
H900 | Split Core | Fixed | Range: 1.5-200AAC | Output: N.O. | 1.0A@30V | Veris
Brand: Veris
SKU: H900
View Details
![Veris H721HC Solid Core | Range:0-50 | 0-100 | 0-200AAC Sw Select | Output:4-20mA | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/H721HC_medium.jpg?v=1712781618)
H721HC | Solid Core | Range:0-50 | 0-100 | 0-200AAC Sw Select | Output:4-20mA | Veris
Brand: Veris
SKU: H721HC
View Details
![Veris H701 Solid Core | Adj. | Range: 1-135AAC | Output: N.O. | 1.0A@30VAC/ | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/H701_720993e0-436f-4f07-8cfc-3cbae517174b_medium.jpg?v=1712258627)
H701 | Solid Core | Adj. | Range: 1-135AAC | Output: N.O. | 1.0A@30VAC / | Veris
Brand: Veris
SKU: H701
View Details
![Veris H930 Current Switch/Relay Combo | Split Core | Fxd | SPST | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/H930_2a338eac-1eb8-4249-b2fe-0e21fce9bf73_medium.jpg?v=1689243568)
H930 | Current Switch / Relay Combo | Split Core | Fxd | SPST | Veris
Brand: Veris
SKU: H930
View Details
![Veris H934 Current Switch/Relay Combo | Split Core | SPST | VFD | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/H934_medium.jpg?v=1706643280)
H934 | Current Switch / Relay Combo | Split Core | SPST | VFD | Veris
Brand: Veris
SKU: H934
View Details
![Veris H321SP CT | SplitCore | 0-800A | 4-20mA | Cal Span | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/H321SP_medium.jpg?v=1707429063)
H321SP | CT | SplitCore | 0-800A | 4-20mA | Cal Span | Veris
Brand: Veris
SKU: H321SP
View Details
![Veris H609 Mini Split Core | Adj. | 1.25-50AAC | Output:N.O. | 0.2A@120VAC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/H609_1bcc4a7c-6b5a-495b-9014-5949ff504b01_medium.jpg?v=1689243581)
H609 | Mini Split Core | Adj. | 1.25-50AAC | Output:N.O. | 0.2A@120VAC | Veris
Brand: Veris
SKU: H609
View Details
![Veris H948 Current Switch/Relay Combo | Split Core | Adj. | SPDT | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/H948_medium.jpg?v=1713458805)
H948 | Current Switch / Relay Combo | Split Core | Adj. | SPDT | Veris
Brand: Veris
SKU: H948
View Details
![Veris H221SP CT | SplitCore | 0-300A | 4-20mA | Cal Span | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/H221SP_1d06efe7-f784-43d7-ba2f-c6e0e909c6c2_medium.jpg?v=1715016673)
H221SP | CT | SplitCore | 0-300A | 4-20mA | Cal Span | Veris
Brand: Veris
SKU: H221SP
Committed to customer satisfaction
as experts in Sensors
Recently Viewed
Popular Products
View all →![Veris PW2LX05S Pressure | Wet | NEMA 4 | LCD | 0-250PSID | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/PW2LX05S_638c61e7-cf7e-4442-bf77-b59f0bbc5fde_large.jpg?v=1692624166)
PW2LX05S | Pressure | Wet | NEMA 4 | LCD | 0-250PSID | Veris
Brand: Veris
SKU: PW2LX05S![Viconics R820-643-REV2 SCR Power controller 600 V, 45 A, 3 phase | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/r820_ab49eea2-b198-48f5-9000-5151691a676d_large.jpg?v=1715696897)
R820-643-REV2 | SCR Power controller 600 V, 45 A, 3 phase | Viconics
Brand: Viconics
SKU: R820-643-REV2![iO HVAC Controls iO-WR-XR Extended Range wireless relay kit | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO_WR_XR_web_b1a67703-1116-4d67-b510-b2685656413f_large.png?v=1709052496)
iO-WR-XR | Extended Range wireless relay kit | iO HVAC Controls (OBSOLETE)
Brand: iO HVAC Controls
SKU: iO-WR-XR