sensors
![Image for Air Quality Sensors](http://blackhawksupply.com/cdn/shop/files/ultravation-as-ih-1001_100x.jpg?v=1720029593)
![Image for Humidity Sensors](http://blackhawksupply.com/cdn/shop/files/QFM81.2_79d4079b-70ec-46dd-ad55-c21dcc811194_100x.jpg?v=1720023785)
![Image for Air Velocity Sensors](http://blackhawksupply.com/cdn/shop/files/QVM62.1_100x.jpg?v=1720023759)
![Image for Thermostats](http://blackhawksupply.com/cdn/shop/files/ecobee-eb-emssi-01_48df1219-0270-4f07-af67-47cc3ee72019_100x.jpg?v=1720730915)
![Image for Pressure Sensors](http://blackhawksupply.com/cdn/shop/files/PW2LX04S_100x.jpg?v=1720029907)
![Image for Room Humidity Sensors](http://blackhawksupply.com/cdn/shop/files/VT8650U5000B_f493c69b-7e48-4d7a-a12f-bf6df0936a5e_100x.jpg?v=1721752016)
![Image for Flow Sensors](http://blackhawksupply.com/cdn/shop/files/fs2_600x600_741c4899-db29-404d-a494-2301b132231a_100x.gif?v=1719999007)
![Image for Network Sensors](http://blackhawksupply.com/cdn/shop/files/BAC-5051E-medium_100x.jpg?v=1720012548)
![Image for Duct Sensors](http://blackhawksupply.com/cdn/shop/files/QPM2162_0092b664-4303-4de9-a39a-9b2aad45f32b_100x.jpg?v=1720023774)
![Image for Duct Temperature Sensors](http://blackhawksupply.com/cdn/shop/files/aci-a-tt100-lt-d-8-2-gd_1b647ff8-9a71-4bb0-80e7-b1a9242bcfe2_100x.png?v=1719982702)
![Image for Room Temperature Sensors](http://blackhawksupply.com/cdn/shop/files/QAA2280.FWSC_100x.jpg?v=1720023764)
![Image for Room Humidity/Temperature Sensors](http://blackhawksupply.com/cdn/shop/files/logo_aci_product_4c07a5a6-75de-4335-80bb-a190ee2b2a96_100x.png?v=1719982921)
![Image for Duct Humidity Sensors](http://blackhawksupply.com/cdn/shop/files/aci-a-rh2-1k-2w-d-nist_c053cdf0-84ce-4aba-8dc0-96e222748d81_100x.jpg?v=1719982450)
![Image for Accessories](http://blackhawksupply.com/cdn/shop/files/AQF3100_100x.jpg?v=1720022886)
![Image for Humidity & Temperature Sensors](http://blackhawksupply.com/cdn/shop/files/HU-226-3-VDC-12_22c8888c-36c1-4e0c-88ff-47489b4d620a_100x.png?v=1720012853)
![Image for Temperature & Humidity Sensors](http://blackhawksupply.com/cdn/shop/files/PIC_AM_22DTH-5.._01_4C-product_retina_74879663-4e72-4953-b2f4-cee9bd8c338b_100x.jpg?v=1719983615)
![Image for Liquid Level Sensors](http://blackhawksupply.com/cdn/shop/files/F59H-1C_46b2f514-8aa8-4745-9db6-557f94695344_100x.png?v=1719992959)
![Image for Water Detection](http://blackhawksupply.com/cdn/shop/files/Senva_Family_WD_909753fc-5e01-4976-b21f-1a46ea055ef3_100x.jpg?v=1720021280)
![Image for Wireless Sensors](http://blackhawksupply.com/cdn/shop/files/PIC_AM_22UTH-550X...560X_01_4C-product_retina_edb15bca-1963-4af5-bf42-4ec7bed341d8_100x.jpg?v=1719983659)
![Image for Networked Sensors](http://blackhawksupply.com/cdn/shop/files/STE-8201W80-medium_100x.jpg?v=1720012668)
![Image for Air Flow Sensors](http://blackhawksupply.com/cdn/shop/files/sce-n12fga66_53879c00-21b3-4265-9167-df33e85948ae_100x.png?v=1720019013)
![Image for Gas Detection](http://blackhawksupply.com/cdn/shop/files/aci-q6-co-h2-100l_905be93c-e90a-4247-9774-e5e64c2a4389_100x.jpg?v=1719983058)
![Image for Enclosures](http://blackhawksupply.com/cdn/shop/files/PXA-ENC_3b3830d8-a75b-4743-ac6d-47dca67d1da8_100x.png?v=1720023762)
![Image for Smoke Sensors](http://blackhawksupply.com/cdn/shop/files/aci-rt-3000-p_c3917f02-db34-450d-8ddf-de5d220f5ba4_100x.png?v=1719983110)
![Image for Sensor Accessories](http://blackhawksupply.com/cdn/shop/files/aci-universal-clip-6_63584f76-a29f-41a9-86ea-b829da162614_100x.jpg?v=1719983203)
![Image for Room Sensors](http://blackhawksupply.com/cdn/shop/files/Senva_Family_AQW_d13dbeab-df71-4ec7-9af9-da03b6ffc002_100x.png?v=1720021017)
![Image for Relays](http://blackhawksupply.com/cdn/shop/files/VC3XXX_850b8410-35d1-45d7-816b-d4e3dd1ac696_100x.png?v=1721752016)
![Image for Thermometers](http://blackhawksupply.com/cdn/shop/files/TG53_f97df607-acc5-4057-b310-491162de664b_100x.jpg?v=1720032207)
![Image for Data Loggers](http://blackhawksupply.com/cdn/shop/files/dw_usb_lcd_1000x1000_a57bb880-d892-42fd-8dd1-7914ea2b78e3_100x.gif?v=1719998923)
![Image for Flame Sensors](http://blackhawksupply.com/cdn/shop/files/578623_100x.jpg?v=1720025028)
![Image for Differential Pressure Sensors](http://blackhawksupply.com/cdn/shop/files/sce-n12fga33_3488ebf9-03be-4992-b910-573e0b4db050_100x.png?v=1720018999)
![Image for Covers](http://blackhawksupply.com/cdn/shop/files/VT73XX_100x.png?v=1720030229)
![Image for Timer Sensors](http://blackhawksupply.com/cdn/shop/files/THR-131-j_a290dae0-cbe7-49ed-b4a4-cac572ca7d2c_100x.jpg?v=1720054312)
![Image for Current/Voltage Sensors](http://blackhawksupply.com/cdn/shop/files/TH4-P1R1T0_76398a8d-df4f-4831-803d-0f441cc9334b_100x.jpg?v=1720047140)
![Image for Current & Voltage Sensors](http://blackhawksupply.com/cdn/shop/files/TH4-P2R0T0_ff69cba0-733a-4169-83a3-ea1d1eedbf1b_100x.jpg?v=1720046961)
View Details
![ACI A/50K-S-GD 50,000 Ohm Thermistor, Strap On, Galvanized Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-cp-s10-gd-nist_7b4ae09a-cd1a-4253-81b9-91c87a0e0e2b_medium.png?v=1719981823)
A / 50K-S-GD | 50, 000 Ohm Thermistor, Strap On, Galvanized Enclosure | ACI
Brand: ACI
SKU: A/50K-S-GD
View Details
![ACI A/50' TUBE 50' X 1/8" O.D. TUBING | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-20-tube_99adca9c-0110-46af-b2d3-ffc0a7a72e55_medium.jpg?v=1719981824)
A / 50' TUBE | 50' X 1 / 8" O.D. TUBING | ACI
Brand: ACI
SKU: A/50' TUBE
View Details
![ACI A/50K-SBS 50,000 Ohm Thermistor, Flush Mount Button, Stainless Steel | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-1-8k-sbs_c464ec09-3be4-41c7-b3fa-49bb2fbb3121_medium.png?v=1719981823)
A / 50K-SBS | 50, 000 Ohm Thermistor, Flush Mount Button, Stainless Steel | ACI
Brand: ACI
SKU: A/50K-SBS
View Details
![ACI A/50K-I-4"-GD 50,000 Ohm Thermistor, Immersion, Welded Well, 4", Galvanized Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-balco-i-2-5-gd_e3878c28-1ab8-4ce5-9777-41b57bf3076e_medium.png?v=1719981823)
A / 50K-I-4"-GD | 50, 000 Ohm Thermistor, Immersion, Welded Well, 4", Galvanized Enclosure | ACI
Brand: ACI
SKU: A/50K-I-4"-GD
View Details
![ACI A/50K-I-6"-PB 50,000 Ohm Thermistor, Immersion, Welded Well, 6", Plastic Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-balco-i-2-5-pb_751ec526-b251-4318-9ce5-79338ab231ac_medium.png?v=1719981823)
A / 50K-I-6"-PB | 50, 000 Ohm Thermistor, Immersion, Welded Well, 6", Plastic Enclosure | ACI
Brand: ACI
SKU: A/50K-I-6"-PB
View Details
![ACI A/50K-IM-4"-GD 50,000 Ohm Thermistor, Immersion, Machined Well, 4", Galvanized Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-cp-im-4-gd_8bd3628c-0669-4593-933a-03f01b1f1d13_medium.jpg?v=1719981823)
A / 50K-IM-4"-GD | 50, 000 Ohm Thermistor, Immersion, Machined Well, 4", Galvanized Enclosure | ACI
Brand: ACI
SKU: A/50K-IM-4"-GD
View Details
![ACI A/3K-PM-20'CL2P 3,000 Ohm Thermistor, Pipe Mount, Brass, 20' Plenum Cable | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-1-8k-pm-20-cl2p_8ec15a42-76b1-4c3f-b5e7-68f9705aefe6_medium.png?v=1719981818)
A / 3K-PM-20'CL2P | 3, 000 Ohm Thermistor, Pipe Mount, Brass, 20' Plenum Cable | ACI
Brand: ACI
SKU: A/3K-PM-20'CL2P
View Details
![ACI A/50K-IM-1"-PB 50,000 Ohm Thermistor, Immersion, Machined Well, 1", Plastic Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-1k-ni-im-2-5-pb_24099611-ce56-497f-a51a-c32c76d8b6d1_medium.jpg?v=1719981823)
A / 50K-IM-1"-PB | 50, 000 Ohm Thermistor, Immersion, Machined Well, 1", Plastic Enclosure | ACI
Brand: ACI
SKU: A/50K-IM-1"-PB
View Details
![ACI A/3K-R2-RJ6 3,000 Ohm Thermistor, Room (R2), Comm Jack (6 Pin/6 Conductor) | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-an-r2-rj4_7c401db0-2c6d-4d2e-83b4-b9aba4776aab_medium.png?v=1719981823)
A / 3K-R2-RJ6 | 3, 000 Ohm Thermistor, Room (R2), Comm Jack (6 Pin / 6 Conductor) | ACI
Brand: ACI
SKU: A/3K-R2-RJ6
View Details
![ACI A/50K-DO-8"-20'CL2P 50,000 Ohm Thermistor, Duct, Without Box, 8", 20' Plenum Cable | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-1-8k-do-4-10-cl2p_d70808d9-86be-48ae-bf49-0bb10cb1993f_medium.png?v=1719981819)
A / 50K-DO-8"-20'CL2P | 50, 000 Ohm Thermistor, Duct, Without Box, 8", 20' Plenum Cable | ACI
Brand: ACI
SKU: A/50K-DO-8"-20'CL2P
View Details
![ACI A/3K-PM PIPE MOUNT | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-1-8k-pm-20-cl2p_a531eaae-598d-4a92-89c5-ebed6046ce8e_medium.png?v=1719981818)
A / 3K-PM | PIPE MOUNT | ACI
Brand: ACI
SKU: A/3K-PM
View Details
![ACI A/50K-RA-36"-GD 50,000 Ohm Thermistor, Rigid Probe Averaging, 36", Galvanized Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-tt1k-d-18-4-gd_fef4b490-8477-4e39-aae8-901be27dd8e2_medium.png?v=1719981814)
A / 50K-RA-36"-GD | 50, 000 Ohm Thermistor, Rigid Probe Averaging, 36", Galvanized Enclosure | ACI
Brand: ACI
SKU: A/50K-RA-36"-GD
View Details
![ACI A/50K-IM-2.5"-PB 50,000 Ohm Thermistor, Immersion, Machined Well, 2.5", Plastic Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-1k-ni-im-2-5-pb_0b5061e5-768e-4406-884c-f43722de9b03_medium.jpg?v=1719981814)
A / 50K-IM-2.5"-PB | 50, 000 Ohm Thermistor, Immersion, Machined Well, 2.5", Plastic Enclosure | ACI
Brand: ACI
SKU: A/50K-IM-2.5"-PB
View Details
![ACI A/50K-INW-1"-GD 50,000 Ohm Thermistor, Immersion, No Well, 1", Galvanized Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-tt100-inw-2-5-1-gd_1d93a75e-519e-45fd-b295-f07e3cb2a4b8_medium.png?v=1719981818)
A / 50K-INW-1"-GD | 50, 000 Ohm Thermistor, Immersion, No Well, 1", Galvanized Enclosure | ACI
Brand: ACI
SKU: A/50K-INW-1"-GD
View Details
![ACI A/50K-FA-8'-GD 50,000 Ohm Thermistor, Flexible Cable Averaging, 8', Galvanized Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-100ks-fa-12-gd_a7140f7d-b30d-406a-9398-d01b475f4128_medium.png?v=1719981818)
A / 50K-FA-8'-GD | 50, 000 Ohm Thermistor, Flexible Cable Averaging, 8', Galvanized Enclosure | ACI
Brand: ACI
SKU: A/50K-FA-8'-GD
View Details
![ACI A/50K-PM 50,000 Ohm Thermistor, Pipe Mount, Brass | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-1-8k-pm-20-cl2p_9e266fbd-a82d-461f-82ea-7acfb95f1420_medium.png?v=1719981815)
A / 50K-PM | 50, 000 Ohm Thermistor, Pipe Mount, Brass | ACI
Brand: ACI
SKU: A/50K-PM
View Details
![ACI A/50K-IM-6"-PB 50,000 Ohm Thermistor, Immersion, Machined Well, 6", Plastic Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-1k-ni-im-2-5-pb_1b261ee8-3386-48bf-be6b-1fedd5c84125_medium.jpg?v=1719981813)
A / 50K-IM-6"-PB | 50, 000 Ohm Thermistor, Immersion, Machined Well, 6", Plastic Enclosure | ACI
Brand: ACI
SKU: A/50K-IM-6"-PB
View Details
![ACI A/50K-R2 50,000 Ohm Thermistor, Room (R2) | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-an-r2-rj4_afc5c1b1-f673-48c9-b109-8722094ea1af_medium.png?v=1719981814)
A / 50K-R2 | 50, 000 Ohm Thermistor, Room (R2) | ACI
Brand: ACI
SKU: A/50K-R2
View Details
![ACI A/50K-RA-36"-PB 50,000 Ohm Thermistor, Rigid Probe Averaging, 36", Plastic Enclosure | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/aci-a-1k-ni-d-12-bb_2df6dc24-6bb2-427e-9eed-6c230b11b1dc_medium.png?v=1719981815)
A / 50K-RA-36"-PB | 50, 000 Ohm Thermistor, Rigid Probe Averaging, 36", Plastic Enclosure | ACI
Brand: ACI
SKU: A/50K-RA-36"-PB
Committed to customer satisfaction
as experts in Sensors
Recently Viewed
Popular Products
View all →![Veris EP2100S EP | Analog In | 3-15/0-20psi | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/EP2121S_b5cdb5ef-84c6-424a-910b-1c0e494ebdc1_large.jpg?v=1720029722)
EP2100S | EP | Analog In | 3-15/0-20psi | Veris
Brand: Veris
SKU: EP2100S![Veris E51C2 Bi-Directional DIN Energy Meter | Modbus | Pulse Out | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/E50B1_ba38f752-2758-415d-9171-4b989d36e1e7_large.jpg?v=1720452238)
E51C2 | Bi-Directional DIN Energy Meter | Modbus | Pulse Out | Veris
Brand: Veris
SKU: E51C2![Siemens 147-2000 Positioning Relay, Pneumatic, Adj Start Point and Span, Rapid Response | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/147-2000_large.jpg?v=1720021388)
147-2000 | Positioning Relay, Pneumatic, Adj Start Point and Span, Rapid Response | Siemens
Brand: Siemens
SKU: 147-2000![Saginaw SCE-36H3612LP NEMA 3R, 12, 4 | Nema 4 LP Enclosure, 36H x 36W x 12D | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/sce-36h3612lp_large.png?v=1720018558)
SCE-36H3612LP | NEMA 3R, 12, 4 | Nema 4 LP Enclosure, 36H x 36W x 12D | Saginaw
Brand: Saginaw
SKU: SCE-36H3612LP![Neptronic BM000 B series low voltage Actuators | 50 in.lb | 24V | ON/OFF | Floating | Modulating | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/actuators-banner_f5bd3c5f-144c-44ec-bfcc-7253b8ceeb62_large.jpg?v=1720017277)
BM000 | B series low voltage Actuators | 50 in.lb | 24V | ON/OFF | Floating | Modulating | Neptronic
Brand: Neptronic
SKU: BM000![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_ecd10f9d-5838-4cc6-ac2b-c31863a62c32_large.jpg?v=1720019688)
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