Sensors Ma or vdc output Element type
![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/A6V10320551_en_100x.jpg?v=1723900536)
![Image for Air Velocity Sensors](http://blackhawksupply.com/cdn/shop/files/A6V10256787_en_100x.jpg?v=1723900516)
![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_2aa99148-fb66-4e40-a711-7a6bf5dbf2d8_100x.jpg?v=1723900869)
![Image for Room Humidity Sensors](http://blackhawksupply.com/cdn/shop/files/VT8650U5000B_100x.jpg?v=1723901181)
![Image for Flow Sensors](http://blackhawksupply.com/cdn/shop/files/FS2_600x600_5336f1a8-d144-4184-8608-eb9b756e644b_100x.gif?v=1723861785)
![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/A6V10219142_en_100x.jpg?v=1723900530)
![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/A6V10260204_en_5fcfc329-6809-40f2-9f25-01d9029d73f5_100x.jpg?v=1723900511)
![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/A6V10256764_en_100x.jpg?v=1723900207)
![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_bdd3b394-8f8a-46a6-b3be-24dbdc502657_100x.jpg?v=1723858656)
![Image for Liquid Level Sensors](http://blackhawksupply.com/cdn/shop/files/F59H-1C_100x.png?v=1723867978)
![Image for Water Detection](http://blackhawksupply.com/cdn/shop/files/Senva_Family_WD_100x.jpg?v=1723872342)
![Image for Wireless Sensors](http://blackhawksupply.com/cdn/shop/files/PIC_AM_22UTH-550X...560X_01_4C-product_retina_bc5ec978-c848-4b0a-94e9-0db28aff9978_100x.jpg?v=1723858692)
![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_100x.png?v=1723871159)
![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/siemens_logo_3f0a5f01-5c23-479b-873e-e0194002ca68_100x.jpg?v=1723900519)
![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/VC3504E5000_100x.jpg?v=1723901158)
![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_100x.png?v=1723871140)
![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)
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![Siemens 7MF15654CA105EA1 SENSOR, LIQUID/GAS, 0-10V, 0-150 PSIG | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/56013_en_c52909e9-a74f-4e07-9fea-bd29f40eacd5_medium.jpg?v=1723900190)
7MF15654CA105EA1 | SENSOR, LIQUID / GAS, 0-10V, 0-150 PSIG | Siemens
Brand: Siemens
SKU: 7MF15654CA105EA1
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![Siemens 536-768 Outside Air Temperature Sensor, Through-the-wall, 4 to 20 mA | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/536-768_medium.jpg?v=1720022545)
536-768 | Outside Air Temperature Sensor, Through-the-wall, 4 to 20 mA | Siemens
Brand: Siemens
SKU: 536-768
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![Siemens QFA3101 Outside Air Relative Humidity Sensor, 2 percent, 4-20 mA | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/44125_en_medium.jpg?v=1723900518)
QFA3101 | Outside Air Relative Humidity Sensor, 2 percent, 4-20 mA | Siemens
Brand: Siemens
SKU: QFA3101
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![Siemens 7MF15654CB005EA1 SENSOR, LIQUID/GAS, 4-20MA, 0-200 PSIG | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/56013_en_medium.jpg?v=1723900176)
7MF15654CB005EA1 | SENSOR, LIQUID / GAS, 4-20MA, 0-200 PSIG | Siemens
Brand: Siemens
SKU: 7MF15654CB005EA1
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![Belimo 22DTH-56M Duct Temp+Hum Sensor BAC | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/PIC_AM_22DTH-55M...56M_01_4C-product_retina_93cc0f0c-c6ed-4e32-bbf5-0fab9adc6f34_medium.jpg?v=1723858734)
22DTH-56M | Duct Temp+Hum Sensor BAC | Belimo
Brand: Belimo
SKU: 22DTH-56M
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![Siemens QPA2002D Room sensor CO2 and VOC with Display, 0 to 10V | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10256785_en_355c7c92-3b79-4b17-8fca-49595a1e4ba0_medium.jpg?v=1723900549)
QPA2002D | Room sensor CO2 and VOC with Display, 0 to 10V | Siemens
Brand: Siemens
SKU: QPA2002D
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![Siemens 7MF15654BB105EA1 SENSOR, LIQUID/GAS, 0-10V, 0-15 PSIG | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/56013_en_4d1944de-078a-41fe-91af-99bb7deadb41_medium.jpg?v=1723900188)
7MF15654BB105EA1 | SENSOR, LIQUID / GAS, 0-10V, 0-15 PSIG | Siemens
Brand: Siemens
SKU: 7MF15654BB105EA1
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![Siemens 590-781 Differential Pressure Sensor, Transmitter, .65" , 0.4%, 4-20mA, Conduit Cover | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/590-781_medium.jpg?v=1720022629)
590-781 | Differential Pressure Sensor, Transmitter, .65" , 0.4%, 4-20mA, Conduit Cover | Siemens
Brand: Siemens
SKU: 590-781
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![Siemens 590-507 Differential Pressure Sensor in Conduit Box, 1% FS, 2" WC, 0 to 10 | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_acc50460-43f8-45df-bd06-f180e0b098af_medium.png?v=1720022620)
590-507 | Differential Pressure Sensor in Conduit Box, 1% FS, 2" WC, 0 to 10 | Siemens
Brand: Siemens
SKU: 590-507
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![Siemens 590-501 590 Series Differential Pressure Sensor, 5" Water Column | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_d3171a32-4a5c-4240-bc2c-5250e7fb63e3_medium.png?v=1720022613)
590-501 | 590 Series Differential Pressure Sensor, 5" Water Column | Siemens (OBSOLETE)
Brand: Siemens
SKU: 590-501
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![Siemens QFA4171 Outside Air RH and Temp Sensor, 2 percent certified, RH: 4-20 mA T: 4-20 mA | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/44125_en_ba34ed03-2d6d-41db-bbe5-90c2f6fb4b10_medium.jpg?v=1723900535)
QFA4171 | Outside Air RH and Temp Sensor, 2 percent certified, RH: 4-20 mA T: 4-20 mA | Siemens
Brand: Siemens
SKU: QFA4171
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![Siemens QFM2101 Duct Relative Humidity Temperature Sensor, 5 percent accuracy, 4-20 mA | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/44126_en_7bb427c5-3a14-44ea-8aa7-bcdd400ba86c_medium.jpg?v=1723900536)
QFM2101 | Duct Relative Humidity Temperature Sensor, 5 percent accuracy, 4-20 mA | Siemens
Brand: Siemens
SKU: QFM2101
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![Siemens QFM3171D DUCT RH & TMP SNSR, 4-20mA, 2%, DISPLAY | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V101006536_en_medium.jpg?v=1723900547)
QFM3171D | DUCT RH & TMP SNSR, 4-20mA, 2%, DISPLAY | Siemens
Brand: Siemens
SKU: QFM3171D
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![Siemens QPM2162D Duct Sensor CO2 + Temperature + Relative Humidity with Display, 0-10V | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/QPM2162D_medium.jpg?v=1720023789)
QPM2162D | Duct Sensor CO2 + Temperature + Relative Humidity with Display, 0-10V | Siemens
Brand: Siemens
SKU: QPM2162D
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![Siemens 7MF15654BB005EA1 SENSOR, LIQUID/GAS, 4-20MA, 0-15 PSIG | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/56013_en_ec930247-7fb9-4033-810c-296657c1532f_medium.jpg?v=1723900181)
7MF15654BB005EA1 | SENSOR, LIQUID / GAS, 4-20MA, 0-15 PSIG | Siemens
Brand: Siemens
SKU: 7MF15654BB005EA1
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![Siemens QPM2102 Duct Sensor CO2 and VOC, 0 to 10V | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10219142_en_2f41c6fa-a7e5-4be8-8fde-34d03a347c3c_medium.jpg?v=1723900549)
QPM2102 | Duct Sensor CO2 and VOC, 0 to 10V | Siemens
Brand: Siemens
SKU: QPM2102
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![Siemens QPA2060D Room Sensor CO2 and Temperature with Display, 0 to 10V | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10256785_en_7a69bd73-b342-4b69-9932-5fd9ebbff0ec_medium.jpg?v=1723900543)
QPA2060D | Room Sensor CO2 and Temperature with Display, 0 to 10V | Siemens
Brand: Siemens
SKU: QPA2060D
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![Siemens QFA3230.FWSN Room Humidity + Temperature Sensor, Full Featuire, Siemens Logo | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10260204_en_9f3ce57e-5f82-4f27-80af-1bfd617af9cf_medium.jpg?v=1723900519)
QFA3230.FWSN | Room Humidity + Temperature Sensor, Full Featuire, Siemens Logo | Siemens
Brand: Siemens
SKU: QFA3230.FWSN
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![Siemens 7MF15654CD005EA1 SENSOR, LIQUID/GAS, 4-20MA, 0-300 PSIG | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/56013_en_a0084a6d-c323-487c-9f56-87b6f5a8ef1d_medium.jpg?v=1723900191)
7MF15654CD005EA1 | SENSOR, LIQUID / GAS, 4-20MA, 0-300 PSIG | Siemens
Brand: Siemens
SKU: 7MF15654CD005EA1
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![Siemens 590-780 Differential Pressure Sensor, Transmitter, 1", 0.4%, 4 to 20 mA, Conduit Cover | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/590-780_medium.jpg?v=1720022619)
590-780 | Differential Pressure Sensor, Transmitter, 1", 0.4%, 4 to 20 mA, Conduit Cover | Siemens
Brand: Siemens
SKU: 590-780
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![Siemens 590-502 590 Series Differential Pressure Sensor, 2" Water Column | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_d804ad17-2089-4904-850e-8ad7818f17d4_medium.png?v=1720022615)
590-502 | 590 Series Differential Pressure Sensor, 2" Water Column | Siemens
Brand: Siemens
SKU: 590-502
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![Siemens 536-780 Surface Mount Temperature Sensor (Pipe), 4-20 mA, 2 x 4 Metal Box with Clamps | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/536-780_medium.jpg?v=1720022558)
536-780 | Surface Mount Temperature Sensor (Pipe), 4-20 mA, 2 x 4 Metal Box with Clamps | Siemens
Brand: Siemens
SKU: 536-780
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![Belimo 22DTH-51ML Duct Temp+Hum Sensor NTC10k V | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/PIC_AM_22DTH-5.._01_4C-product_retina_medium.jpg?v=1723858675)
22DTH-51ML | Duct Temp+Hum Sensor NTC10k V | Belimo
Brand: Belimo
SKU: 22DTH-51ML
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![Siemens QFM3171 Duct RH and Temp Sensor, 2 percent (high) accuracy, RH: 4-20 4 T: 4-20 mA | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/44127_en_56f7a915-a58b-4351-ab4a-8f589a7f9385_medium.jpg?v=1723900543)
QFM3171 | Duct RH and Temp Sensor, 2 percent (high) accuracy, RH: 4-20 4 T: 4-20 mA | Siemens
Brand: Siemens
SKU: QFM3171
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