sensors
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![Image for Room Humidity Sensors](http://blackhawksupply.com/cdn/shop/files/VT8650U5000B_f493c69b-7e48-4d7a-a12f-bf6df0936a5e_100x.jpg?v=1721752016)
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![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)
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![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)
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![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)
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![Image for Gas Detection](http://blackhawksupply.com/cdn/shop/files/aci-q6-co-h2-100l_905be93c-e90a-4247-9774-e5e64c2a4389_100x.jpg?v=1719983058)
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![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)
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![Image for Flame Sensors](http://blackhawksupply.com/cdn/shop/files/578623_100x.jpg?v=1720025028)
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![Image for Covers](http://blackhawksupply.com/cdn/shop/files/VT73XX_100x.png?v=1720030229)
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![Image for Current/Voltage Sensors](http://blackhawksupply.com/cdn/shop/files/TH4-P1R1T0_76398a8d-df4f-4831-803d-0f441cc9334b_100x.jpg?v=1720047140)
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![Dwyer 677B-14 Differential pressure transmitter | range -0.5-0-0.5" w.c. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/677b_600x600_a1204369-6e83-4fd4-b604-6daf583274d2_medium.gif?v=1719998010)
677B-14 | Differential pressure transmitter | range -0.5-0-0.5" w.c. | Dwyer
Brand: Dwyer
SKU: 677B-14
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![Dwyer 672-7-A Low pressure transducer | 0-200" w.c. | 4-20 mA output. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/672_600x600_21c1ff22-f2ad-4337-b367-62870b5e44a3_medium.gif?v=1719998005)
672-7-A | Low pressure transducer | 0-200" w.c. | 4-20 mA output. | Dwyer (OBSOLETE)
Brand: Dwyer
SKU: 672-7-A
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![Dwyer 648C-03 Range 0-.5" w.c. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/648c_600x600_2039e294-d836-4b20-97be-814fe89a7b37_medium.gif?v=1719998010)
648C-03 | Range 0-.5" w.c. | Dwyer
Brand: Dwyer
SKU: 648C-03
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![Dwyer 616W-2-LCD Differential pressure transmitter | range 0-6" w.c. | max. pressure 10 psig. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/616w_front_69b0be39-46dd-473b-b6ff-17ca7b56ba02_medium.png?v=1719998010)
616W-2-LCD | Differential pressure transmitter | range 0-6" w.c. | max. pressure 10 psig. | Dwyer
Brand: Dwyer
SKU: 616W-2-LCD
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![Dwyer 668B-13-1 Compact differential pressure transmitter | 4 to 20 mA | 0 to ±0.25" w.c. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/668b-668d_large_51a9b8d8-3d6b-4ef7-8b97-e6d68e0d2ef1_medium.gif?v=1719998009)
668B-13-1 | Compact differential pressure transmitter | 4 to 20 mA | 0 to ±0.25" w.c. | Dwyer
Brand: Dwyer
SKU: 668B-13-1
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![Dwyer 672-3-A Low pressure transducer | 0-25" w.c. | 4-20 mA output. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/672_600x600_b2125ddd-95f7-4c69-badc-84fb0cb17877_medium.gif?v=1719998005)
672-3-A | Low pressure transducer | 0-25" w.c. | 4-20 mA output. | Dwyer (OBSOLETE)
Brand: Dwyer
SKU: 672-3-A
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![Dwyer 645-12 Wet/wet differential pressure transmitter | range ±2.5 psid. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/645_600x600_d50a3ec8-51a2-48cf-8869-b347646915f9_medium.gif?v=1719998006)
645-12 | Wet / wet differential pressure transmitter | range ±2.5 psid. | Dwyer
Brand: Dwyer
SKU: 645-12
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![Dwyer 672-3-V Low pressure transducer | 0-25" w.c. | 0-5 VDC output. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/672_600x600_46929061-4374-4cd3-b8d0-eb8512cbd2f1_medium.gif?v=1719998005)
672-3-V | Low pressure transducer | 0-25" w.c. | 0-5 VDC output. | Dwyer (OBSOLETE)
Brand: Dwyer
SKU: 672-3-V
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![Dwyer 677B-02 Differential pressure transmitter | range 0-.25" w.c. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/677b_600x600_fb087255-7a29-4675-9271-f33063c9e112_medium.gif?v=1719998010)
677B-02 | Differential pressure transmitter | range 0-.25" w.c. | Dwyer
Brand: Dwyer
SKU: 677B-02
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![Dwyer 668-7 Differential pressure transmitter | range 0-25" w.c. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/668_600x600_d58a32be-260a-40ff-a579-eaa241f56392_medium.gif?v=1719998006)
668-7 | Differential pressure transmitter | range 0-25" w.c. | Dwyer
Brand: Dwyer
SKU: 668-7
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![Dwyer 668-6 Differential pressure transmitter | range 0-10" w.c. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/668_600x600_ccba3c8d-0378-42f7-b518-96d3bc042501_medium.gif?v=1719998005)
668-6 | Differential pressure transmitter | range 0-10" w.c. | Dwyer
Brand: Dwyer
SKU: 668-6
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![Dwyer 645-16 Wet/wet differential pressure transmitter | range ±50 psid. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/645_600x600_83f9b2c1-c43a-4b67-9500-1a2a2786f115_medium.gif?v=1719998005)
645-16 | Wet / wet differential pressure transmitter | range ±50 psid. | Dwyer
Brand: Dwyer
SKU: 645-16
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![Dwyer 668B-03-3 Compact differential pressure transmitter | 0 to 5 VDC | 0 to 0.5" w.c. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/668b-668d_large_00f7c243-d472-47af-98e4-c8a9ae1dd0ac_medium.gif?v=1719998005)
668B-03-3 | Compact differential pressure transmitter | 0 to 5 VDC | 0 to 0.5" w.c. | Dwyer
Brand: Dwyer
SKU: 668B-03-3
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![Dwyer 668D-21-1 Compact differential pressure transmitter | 4 to 20 mA | 0 to 0.2" w.c. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/668b-668d_large_1bb82492-3d34-4110-9810-95a22cfaefb1_medium.gif?v=1719998001)
668D-21-1 | Compact differential pressure transmitter | 4 to 20 mA | 0 to 0.2" w.c. | Dwyer
Brand: Dwyer
SKU: 668D-21-1
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![Dwyer 648C-13 Zero center range -.25-0-.25" w.c. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/648c_600x600_595cea7a-323e-4a77-95ad-30e5af937444_medium.gif?v=1719998005)
648C-13 | Zero center range -.25-0-.25" w.c. | Dwyer
Brand: Dwyer
SKU: 648C-13
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![Dwyer 668D-16-1 Compact differential pressure transmitter | 4 to 20 mA | 0 to ±2.5" w.c. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/668b-668d_large_0fcb1cfd-d8e7-448f-8de1-4e34ed3cc377_medium.gif?v=1719998005)
668D-16-1 | Compact differential pressure transmitter | 4 to 20 mA | 0 to ±2.5" w.c. | Dwyer
Brand: Dwyer
SKU: 668D-16-1
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![Dwyer 668C-15 Differential pressure transmitter with conduit cover | range 0 to ±5" w.c. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/668_600x600_78f35124-989b-4e29-b003-b6e305488d48_medium.gif?v=1719998005)
668C-15 | Differential pressure transmitter with conduit cover | range 0 to ±5" w.c. | Dwyer
Brand: Dwyer
SKU: 668C-15
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![Dwyer 616W-2M-LCD Differential pressure transmitter | range 0-1.5 kPa | max. pressure 68.9 kPa. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/616w_front_08f0fc18-b053-4ff8-9df2-7714af57318c_medium.png?v=1719998000)
616W-2M-LCD | Differential pressure transmitter | range 0-1.5 kPa | max. pressure 68.9 kPa. | Dwyer
Brand: Dwyer
SKU: 616W-2M-LCD
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![Dwyer 629HLP-06-P4-S5 Differential pressure transmitter | 0 to 6 bar | 1/4" Female BSPT | 0-10 V | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/629hlp_frontleft_1000x1000_d3a86f2c-7a03-4fde-bdd4-e0493447081c_medium.gif?v=1719998001)
629HLP-06-P4-S5 | Differential pressure transmitter | 0 to 6 bar | 1 / 4" Female BSPT | 0-10 V | Dwyer
Brand: Dwyer
SKU: 629HLP-06-P4-S5
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![Dwyer 668B-03-1 Compact differential pressure transmitter | 4 to 20 mA | 0 to 0.5" w.c. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/668b-668d_large_6967c8af-cf9d-4654-bb93-f613fbf4abcc_medium.gif?v=1719998001)
668B-03-1 | Compact differential pressure transmitter | 4 to 20 mA | 0 to 0.5" w.c. | Dwyer
Brand: Dwyer
SKU: 668B-03-1
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![Dwyer 668B-14-1 Compact differential pressure transmitter | 4 to 20 mA | 0 to ±0.5" w.c. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/668b-668d_large_eff6411d-cf21-498e-a3f5-c709b530b8a3_medium.gif?v=1719998000)
668B-14-1 | Compact differential pressure transmitter | 4 to 20 mA | 0 to ±0.5" w.c. | Dwyer
Brand: Dwyer
SKU: 668B-14-1
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