Sensors Limit switches and sensors Category
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
![Telemecanique 9012GNO5 Pressure switch 9012G, adjustable scale, 2 thresholds, 3.0 to 150 PSIG | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/9012gno4_medium.png?v=1712073210)
9012GNO5 | Pressure switch 9012G, adjustable scale, 2 thresholds, 3.0 to 150 PSIG | Telemecanique
Brand: Telemecanique
SKU: 9012GNO5
View Details
![Telemecanique 9012GNG1 Pressure switch 9012G, adjustable scale, 2 thresholds, 0.2 to 10 PSIG | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/9012gng1_medium.png?v=1712073207)
9012GNG1 | Pressure switch 9012G, adjustable scale, 2 thresholds, 0.2 to 10 PSIG | Telemecanique
Brand: Telemecanique
SKU: 9012GNG1
View Details
![Telemecanique 9012GGW24 Pressure switch 9012G, adjustable scale, 2 thresholds, 0 to 175 PSIG | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/9012ggw24_ce52f674-f4be-4e3d-901e-74d854b61673_medium.png?v=1712073212)
9012GGW24 | Pressure switch 9012G, adjustable scale, 2 thresholds, 0 to 175 PSIG | Telemecanique
Brand: Telemecanique
SKU: 9012GGW24
View Details
![Telemecanique 9012GBW2 Pressure switch 9012G, adjustable scale, 2 thresholds, 20 to 675 PSIG | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/9012gbw1_543a1820-a4cd-4fa9-b339-76aa8c256822_medium.png?v=1712073201)
9012GBW2 | Pressure switch 9012G, adjustable scale, 2 thresholds, 20 to 675 PSIG | Telemecanique
Brand: Telemecanique
SKU: 9012GBW2
View Details
![Telemecanique 9007TUB1 Limit switch, 9007, 600 VAC 12amp t +options | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/9007tsb1_9e4ff80c-ce24-4625-889a-cf197d35b4fd_medium.png?v=1712073192)
9007TUB1 | Limit switch, 9007, 600 VAC 12amp t +options | Telemecanique
Brand: Telemecanique
SKU: 9007TUB1
View Details
![Telemecanique 9012GAR24 Pressure switch 9012G, adjustable scale, 2 thresholds, 1.5 to 75 PSIG | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/9012gar24_medium.png?v=1712073201)
9012GAR24 | Pressure switch 9012G, adjustable scale, 2 thresholds, 1.5 to 75 PSIG | Telemecanique
Brand: Telemecanique
SKU: 9012GAR24
View Details
![Telemecanique 9012GKW5 Pressure switch 9012G, fixed scale, 2 thresholds, 3.0 to 150 PSIG | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/9012gaw2_95b79404-9329-4445-81fd-7ecf30db3e41_medium.png?v=1712073208)
9012GKW5 | Pressure switch 9012G, fixed scale, 2 thresholds, 3.0 to 150 PSIG | Telemecanique
Brand: Telemecanique
SKU: 9012GKW5
View Details
![Telemecanique 9012GDW5 Pressure switch 9012G, fixed scale, 1 threshold, 3.0 to 150 PSIG | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/9012gaw2_e1a721a5-5348-4190-9489-a157d5e694f1_medium.png?v=1712073202)
9012GDW5 | Pressure switch 9012G, fixed scale, 1 threshold, 3.0 to 150 PSIG | Telemecanique
Brand: Telemecanique
SKU: 9012GDW5
View Details
![Telemecanique 9012GDW1 Pressure switch 9012G, fixed scale, 1 threshold, 0.2 to 10 PSIG | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/9012gaw1_794d5eab-64e0-4849-a5fa-7a0518095495_medium.png?v=1712073202)
9012GDW1 | Pressure switch 9012G, fixed scale, 1 threshold, 0.2 to 10 PSIG | Telemecanique
Brand: Telemecanique
SKU: 9012GDW1
View Details
![Telemecanique 9012GCW21 Pressure switch 9012G, adjustable scale, 2 thresholds, 20 to 1000 PSIG | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/9012gcw1_f52be04a-01cd-4ebd-bbac-a09906764928_medium.png?v=1712073202)
9012GCW21 | Pressure switch 9012G, adjustable scale, 2 thresholds, 20 to 1000 PSIG | Telemecanique
Brand: Telemecanique
SKU: 9012GCW21
View Details
![Telemecanique 9012GCW3 Pressure switch 9012G, adjustable scale, 2 thresholds, 170 to 5600 PSIG | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/9012gcw1_0412d981-ac54-41f2-9130-7c5ae8ebc959_medium.png?v=1712073202)
9012GCW3 | Pressure switch 9012G, adjustable scale, 2 thresholds, 170 to 5600 PSIG | Telemecanique
Brand: Telemecanique
SKU: 9012GCW3
View Details
![Telemecanique 9007CO3 Snap basic limit switch, 9007, 600 V 10amp c +options | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/9007co3_medium.png?v=1712073168)
9007CO3 | Snap basic limit switch, 9007, 600 V 10amp c +options | Telemecanique
Brand: Telemecanique
SKU: 9007CO3
View Details
![Telemecanique 9012GAW1 Pressure switch 9012G, adjustable scale, 2 thresholds, 0.2 to 10 PSIG | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/9012gaw1_medium.png?v=1712073197)
9012GAW1 | Pressure switch 9012G, adjustable scale, 2 thresholds, 0.2 to 10 PSIG | Telemecanique
Brand: Telemecanique
SKU: 9012GAW1
View Details
![Telemecanique 9007MS10S0300 Limit switch, 9007, 240 VAC 10amp ms +options | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/9007ms10s0100_medium.png?v=1712073184)
9007MS10S0300 | Limit switch, 9007, 240 VAC 10amp ms +options | Telemecanique
Brand: Telemecanique
SKU: 9007MS10S0300
View Details
![Telemecanique 9007MS01S0206 Limit switch, 9007, 240 VAC 10amp ms +options | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/9007ml01s040683_4a7f7ede-3bed-4aae-acb7-7a9825d6e7cb_medium.png?v=1712073175)
9007MS01S0206 | Limit switch, 9007, 240 VAC 10amp ms +options | Telemecanique
Brand: Telemecanique
SKU: 9007MS01S0206
View Details
![Telemecanique 9007MS01S0502 Limit switch, 9007, 240 VAC 10amp ms +options | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/9007ml01s040683_4a934816-9777-4039-ad9d-53de657aefd3_medium.png?v=1712073177)
9007MS01S0502 | Limit switch, 9007, 240 VAC 10amp ms +options | Telemecanique
Brand: Telemecanique
SKU: 9007MS01S0502
View Details
![Telemecanique 9007MS02S0510 Limit switch, 9007, 240 VAC 10amp ms +options | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/9007ms02s0510_medium.png?v=1712073180)
9007MS02S0510 | Limit switch, 9007, 240 VAC 10amp ms +options | Telemecanique
Brand: Telemecanique
SKU: 9007MS02S0510
View Details
![Telemecanique 9007C62A2 Limit switch, 9007, 600 V 10amp c +options | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/9007c62a2_medium.png?v=1712073123)
9007C62A2 | Limit switch, 9007, 600 V 10amp c +options | Telemecanique
Brand: Telemecanique
SKU: 9007C62A2
View Details
![Telemecanique 9007C52N2 Limit switch, 9007, 600 V 10amp c +options | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/9007aeq2841_b6326b00-31ff-4399-8ef5-2a1ae5847a9a_medium.png?v=1712073121)
9007C52N2 | Limit switch, 9007, 600 V 10amp c +options | Telemecanique
Brand: Telemecanique
SKU: 9007C52N2
View Details
![Telemecanique 9007HA24 Limit switch lever, 9007, arm aw+c +options | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/9007ha24_medium.png?v=1712073164)
9007HA24 | Limit switch lever, 9007, arm aw+c +options | Telemecanique
Brand: Telemecanique
SKU: 9007HA24
View Details
![Telemecanique 9007C54K Limit switch, 9007, 600 V 10amp c +options | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/9007c54k_361e5211-e8f9-4140-a120-2a750a688707_medium.png?v=1712073121)
9007C54K | Limit switch, 9007, 600 V 10amp c +options | Telemecanique
Brand: Telemecanique
SKU: 9007C54K
View Details
![Telemecanique 9007C54H Limit switch, 9007, 600 V 10amp c +options | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/9007c54h_edea97ad-94bb-4d7d-9657-9f869e88c1ce_medium.png?v=1712073119)
9007C54H | Limit switch, 9007, 600 V 10amp c +options | Telemecanique
Brand: Telemecanique
SKU: 9007C54H
View Details
![Telemecanique 9007CR53B2 Limit switch, 9007, 600 V 10amp c +options | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/9007cr53b2_medium.png?v=1712073143)
9007CR53B2 | Limit switch, 9007, 600 V 10amp c +options | Telemecanique
Brand: Telemecanique
SKU: 9007CR53B2
View Details
![Telemecanique 9007C62C Limit switch, 9007, 600 V 10amp c +options | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/9007c62a2_1b5914c9-ec3e-4164-81ef-5d7f816cf5c7_medium.png?v=1712073125)
9007C62C | Limit switch, 9007, 600 V 10amp c +options | Telemecanique
Brand: Telemecanique
SKU: 9007C62C
Committed to customer satisfaction
as experts in Sensors
Recently Viewed
Popular Products
View all →![Schneider Electric MA-418-500 Act (MA-418-500): Elec, 2Pos, SR, 120 VAC, TB, 60 in-lb, Rotary, Auxiliary Switch: 1 SPDT, N1, Erie | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/MA-4_cbeba398-a3d0-4c4f-abe5-f01c00c8509e_large.jpg?v=1717434807)
MA-418-500 | Act (MA-418-500): Elec, 2Pos, SR, 120 VAC, TB, 60 in-lb, Rotary, Auxiliary Switch: 1 SPDT, N1, Erie | Schneider Electric
Brand: Schneider Electric
SKU: MA-418-500![Schneider Electric MA-418 Act (MA-418): Elec, 2Pos, SR, 120 VAC, TB, 60 in-lb, Rotary, N1, Erie | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/MA-4_large.jpg?v=1719328597)
MA-418 | Act (MA-418): Elec, 2Pos, SR, 120 VAC, TB, 60 in-lb, Rotary, N1, Erie | Schneider Electric
Brand: Schneider Electric
SKU: MA-418![Veris PW2XX05S Pressure | Wet | NEMA 4 | 0-250PSID | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/PW2XX05S_large.jpg?v=1718834469)
PW2XX05S | Pressure | Wet | NEMA 4 | 0-250PSID | Veris
Brand: Veris
SKU: PW2XX05S![Veris E50B1 DIN Energy Meter | VAR Pulse Out | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/E50B1_f7961d3f-980d-42b2-85d0-af98acd6ef71_large.jpg?v=1706922559)
E50B1 | DIN Energy Meter | VAR Pulse Out | Veris
Brand: Veris
SKU: E50B1![Contemporary Controls EIS8-100T 8-Port 10/100Mbps UL-864 EIS Switch | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/eis_9a0e88f3-1dff-47ba-acfe-120ff71a9fd4_large.jpg?v=1719250534)
EIS8-100T | 8-Port 10/100Mbps UL-864 EIS Switch | Contemporary Controls
Brand: Contemporary Controls
SKU: EIS8-100T![Neptronic SHS80-C Duct Mnt Humidity/High Limit | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/SKE4-SKS4_SHS80_d0f055ef-aed4-412c-bac8-68bfbd0ae0f2_large.png?v=1717516288)
SHS80-C | Duct Mnt Humidity/High Limit | Neptronic
Brand: Neptronic
SKU: SHS80-C![Functional Devices RIBW01B-EN3 EnOcean 902 Mhz Enclosed Relay 20Amp 120Vac 2-Way Wireless Dry-Cont. Input | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/RIBW01B-EN3_3ae477a4-560b-44f1-8b78-fb44c6bca52d_large.jpg?v=1708365190)
RIBW01B-EN3 | EnOcean 902 Mhz Enclosed Relay 20Amp 120Vac 2-Way Wireless Dry-Cont. Input | Functional Devices
Brand: Functional Devices
SKU: RIBW01B-EN3![Belimo SGVL+SVKB24-SR SGVL w/ Electronic FS | 337 lbf | 24V | 2-10V | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/SGVL_SVK_LVK_656fcc36-202c-489f-a36b-51492c74671a_large.png?v=1714684207)
SGVL+SVKB24-SR | SGVL w/ Electronic FS | 337 lbf | 24V | 2-10V | Belimo
Brand: Belimo
SKU: SGVL+SVKB24-SR