pressure sensors
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![Image for Differential Pressure Switches](http://blackhawksupply.com/cdn/shop/files/PW2XX05S_100x.jpg?v=1720029918)
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![Image for Pressure Switches](http://blackhawksupply.com/cdn/shop/files/PIC_AM_01APS-5.._01_4C-product_retina_985ddf56-4271-4756-8d19-acdc384cc571_100x.jpg?v=1719983591)
![Image for Duct Pressure Sensors](http://blackhawksupply.com/cdn/shop/files/PR-276-R10-VDC_73601120-2d2e-4549-ad16-c39798fdae13_100x.png?v=1720012815)
![Image for Pressure Gauges](http://blackhawksupply.com/cdn/shop/files/PIC_PR_21X_53_en_us_62635_22c41953-8adf-4c87-88ca-82e3e507d815_100x.png?v=1720033209)
![Image for Room Pressure Sensors](http://blackhawksupply.com/cdn/shop/files/a-465_1000x1000_0b89d767-51e4-4f25-9812-ad415e042d3e_100x.jpg?v=1719998350)
![Image for Air Pressure Switches](http://blackhawksupply.com/cdn/shop/files/PIC_AM_01APS-5.._01_4C-product_retina_1cacea0c-b4ef-4357-84be-f0f9865f89db_100x.jpg?v=1719983582)
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![Dwyer 685-09 Differential pressure transmitter | 250 Pa | 4-20mA output | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/685_front_1000x1000_1f17803a-c169-4565-9028-1590370de47a_medium.jpg?v=1719998098)
685-09 | Differential pressure transmitter | 250 Pa | 4-20mA output | Dwyer
Brand: Dwyer
SKU: 685-09
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![Dwyer 477B-3 Handheld digital manometer | 0 to 200" w.c. (0 to 49.82 kPa) | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/477b_front_1000x1000_a4d89c0e-a339-47db-9563-21be7faa713f_medium.gif?v=1719998093)
477B-3 | Handheld digital manometer | 0 to 200" w.c. (0 to 49.82 kPa) | Dwyer
Brand: Dwyer
SKU: 477B-3
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![Dwyer 685-11-V Differential pressure transmitter | 1250 Pa | 0-10 V output | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/685_front_1000x1000_eee056bd-7517-480a-b2a6-eb8db164bd72_medium.jpg?v=1719998093)
685-11-V | Differential pressure transmitter | 1250 Pa | 0-10 V output | Dwyer
Brand: Dwyer
SKU: 685-11-V
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![Dwyer 668C-8 Differential pressure transmitter with conduit cover | range 0-50" w.c. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/668_600x600_b4d6d665-f8ed-4bc0-a5ad-5a3b9c5e773d_medium.gif?v=1719998093)
668C-8 | Differential pressure transmitter with conduit cover | range 0-50" w.c. | Dwyer
Brand: Dwyer
SKU: 668C-8
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![Dwyer 668D-05-2 Compact differential pressure transmitter | 0 to 10 VDC | 0 to 2.5" w.c. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/668b-668d_large_8bc27052-eebb-4bc4-96d1-9cac460c82c8_medium.gif?v=1719998093)
668D-05-2 | Compact differential pressure transmitter | 0 to 10 VDC | 0 to 2.5" w.c. | Dwyer
Brand: Dwyer
SKU: 668D-05-2
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![Dwyer 616KD-A-12 Differential pressure transmitter | 0-750 Pa | +/- 0.25% FS | 4-20 mA | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/616kd_front_1000x1000_df98d3ff-40ec-4888-a4b8-9e142f16a5ae_medium.jpg?v=1719998089)
616KD-A-12 | Differential pressure transmitter | 0-750 Pa | + / - 0.25% FS | 4-20 mA | Dwyer
Brand: Dwyer
SKU: 616KD-A-12
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![Dwyer 668-8 Differential pressure transmitter | range 0-50" w.c. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/668_600x600_33953e49-c4f4-4518-a571-4bfc26e31781_medium.gif?v=1719998089)
668-8 | Differential pressure transmitter | range 0-50" w.c. | Dwyer
Brand: Dwyer
SKU: 668-8
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![Dwyer 616KD-A-07-V Differential pressure transmitter | 0-25" w.c. | +/- 0.25% FS | voltage | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/616kd_front_1000x1000_14cd4f83-5376-4068-b508-cb83940f6462_medium.jpg?v=1719998089)
616KD-A-07-V | Differential pressure transmitter | 0-25" w.c. | + / - 0.25% FS | voltage | Dwyer
Brand: Dwyer
SKU: 616KD-A-07-V
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![Dwyer 685-12 Differential pressure transmitter | 2500 Pa | 4-20mA output | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/685_front_1000x1000_1f714edc-7317-4b3e-8d9f-b5ff580dcde5_medium.jpg?v=1719998084)
685-12 | Differential pressure transmitter | 2500 Pa | 4-20mA output | Dwyer
Brand: Dwyer
SKU: 685-12
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![Dwyer 668-4 Differential pressure transmitter | range 0-2.5" w.c. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/668_600x600_f07b6ae1-31df-4b34-91bd-dffc93901efa_medium.gif?v=1719998089)
668-4 | Differential pressure transmitter | range 0-2.5" w.c. | Dwyer
Brand: Dwyer
SKU: 668-4
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![Dwyer 677B-07 Differential pressure transmitter | range 0-10" w.c. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/677b_600x600_a5b15556-b621-4991-b52d-b33c9d751db6_medium.gif?v=1719998083)
677B-07 | Differential pressure transmitter | range 0-10" w.c. | Dwyer
Brand: Dwyer
SKU: 677B-07
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![Dwyer 668B-13-2 Compact differential pressure transmitter | 0 to 10 VDC | 0 to ±0.25" w.c. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/668b-668d_large_835ec56c-f6aa-4f14-b21a-3919bed55218_medium.gif?v=1719998084)
668B-13-2 | Compact differential pressure transmitter | 0 to 10 VDC | 0 to ±0.25" w.c. | Dwyer
Brand: Dwyer
SKU: 668B-13-2
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![Dwyer 685-08 Differential pressure transmitter | 0-40" wc | 4-20mA output | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/685_front_1000x1000_0889af42-973a-4ed8-8922-7d9d9e0411fe_medium.jpg?v=1719998079)
685-08 | Differential pressure transmitter | 0-40" wc | 4-20mA output | Dwyer
Brand: Dwyer
SKU: 685-08
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![Dwyer 677B-01 Differential pressure transmitter | range 0-.1" w.c. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/677b_600x600_251dcf1a-ce15-461e-bc69-118c03da9344_medium.gif?v=1719998083)
677B-01 | Differential pressure transmitter | range 0-.1" w.c. | Dwyer
Brand: Dwyer
SKU: 677B-01
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![Dwyer 668D-07-1 Compact differential pressure transmitter | 4 to 20 mA | 0 to 10" w.c. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/668b-668d_large_95376171-0174-43df-9709-860d5940ca3e_medium.gif?v=1719998074)
668D-07-1 | Compact differential pressure transmitter | 4 to 20 mA | 0 to 10" w.c. | Dwyer
Brand: Dwyer
SKU: 668D-07-1
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![Dwyer 668D-18-1 Compact differential pressure transmitter | 4 to 20 mA | 0 to ±10" w.c. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/668b-668d_large_26011d41-5971-4ad4-8965-f128e01671ec_medium.gif?v=1719998078)
668D-18-1 | Compact differential pressure transmitter | 4 to 20 mA | 0 to ±10" w.c. | Dwyer
Brand: Dwyer
SKU: 668D-18-1
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![Dwyer 668B-15-1 Compact differential pressure transmitter | 4 to 20 mA | 0 to ±1" w.c. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/668b-668d_large_a30c424c-696a-48ca-b26b-e3a93e710221_medium.gif?v=1719998089)
668B-15-1 | Compact differential pressure transmitter | 4 to 20 mA | 0 to ±1" w.c. | Dwyer
Brand: Dwyer
SKU: 668B-15-1
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![Dwyer 668B-17-1 Compact differential pressure transmitter | 4 to 20 mA | 0 to ±5.0" w.c. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/668b-668d_large_bb4f354b-3532-482f-b47c-c0ad6c7a26b7_medium.gif?v=1719998074)
668B-17-1 | Compact differential pressure transmitter | 4 to 20 mA | 0 to ±5.0" w.c. | Dwyer
Brand: Dwyer
SKU: 668B-17-1
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![Dwyer 677B-03 Differential pressure transmitter | range 0-.5" w.c. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/677b_600x600_b571f490-ea23-43fc-9621-ea5f922e2819_medium.gif?v=1719998074)
677B-03 | Differential pressure transmitter | range 0-.5" w.c. | Dwyer
Brand: Dwyer
SKU: 677B-03
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![Dwyer 685-01 Differential pressure transmitter | 0-2" wc | 4-20mA output | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/685_front_1000x1000_3917c244-1f70-472b-9f46-c32ae64deb52_medium.jpg?v=1719998075)
685-01 | Differential pressure transmitter | 0-2" wc | 4-20mA output | Dwyer
Brand: Dwyer
SKU: 685-01
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