Dwyer Flowmeters Type
We offer over 8000+ total Dwyer products, including accessories, air velocity transmitters, bin vibrators, CO2/Temp (Duct) sensors, and more. Shop now!
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![Dwyer HFB-3-20 In-line flow monitor | 3/4" female NPT | 2-20 GPM (7.5-75 LPM) water. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/hf_600x600_15d210ec-bd45-4ab8-9526-23380bcf378a_medium.gif?v=1719999078)
HFB-3-20 | In-line flow monitor | 3 / 4" female NPT | 2-20 GPM (7.5-75 LPM) water. | Dwyer
Brand: Dwyer
SKU: HFB-3-20
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![Dwyer HFH-4-35 In-line flow monitor | 1" female NPT | 5-35 GPM (19-130 LPM) water. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/hf_600x600_d033fed7-75ae-4fa3-8a31-092d663b4fe5_medium.gif?v=1719999088)
HFH-4-35 | In-line flow monitor | 1" female NPT | 5-35 GPM (19-130 LPM) water. | Dwyer
Brand: Dwyer
SKU: HFH-4-35
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![Dwyer HFB-3-15 In-line flow monitor | 3/4" female NPT | 2-15 GPM (7.5-55 LPM) water. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/hf_600x600_285899bc-0f47-48a8-a1d4-c8344f88fa71_medium.gif?v=1719999078)
HFB-3-15 | In-line flow monitor | 3 / 4" female NPT | 2-15 GPM (7.5-55 LPM) water. | Dwyer
Brand: Dwyer
SKU: HFB-3-15
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![Dwyer DTFW-3S-30W Range 0-30 GPM water | 1" npt | ss body | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/dtfw_combined-_large_c0134b6b-df3e-416b-89ce-eae3475d1404_medium.gif?v=1719998942)
DTFW-3S-30W | Range 0-30 GPM water | 1" npt | ss body | Dwyer
Brand: Dwyer
SKU: DTFW-3S-30W
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![Dwyer HFB-6-75 In-line flow monitor | 2" female NPT | 8-75 GPM (31-284 LPM) water. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/hf_600x600_498edbe1-03aa-4f7c-bb09-daf6cd0e3bc9_medium.gif?v=1719999083)
HFB-6-75 | In-line flow monitor | 2" female NPT | 8-75 GPM (31-284 LPM) water. | Dwyer
Brand: Dwyer
SKU: HFB-6-75
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![Dwyer DTFW-3S-10W Range 0-10 GPM water | 1" npt | ss body | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/dtfw_combined-_large_cd93bcf7-d5fb-425a-b415-3faef83ac101_medium.gif?v=1719999048)
DTFW-3S-10W | Range 0-10 GPM water | 1" npt | ss body | Dwyer
Brand: Dwyer
SKU: DTFW-3S-10W
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![Dwyer DTFW-2S-1W Range 0-1 GPM water | 1/2" npt | ss body | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/dtfw_combined-_large_dd656a17-5c48-4199-aabb-f4c51e39bb4f_medium.gif?v=1719999006)
DTFW-2S-1W | Range 0-1 GPM water | 1 / 2" npt | ss body | Dwyer
Brand: Dwyer
SKU: DTFW-2S-1W
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![Dwyer DTFW-2S-8W Range 0-8 GPM water | 1/2" npt | ss body | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/dtfw_combined-_large_7195c8fc-9d1c-4adc-ac33-0f7209c5ef47_medium.gif?v=1719998995)
DTFW-2S-8W | Range 0-8 GPM water | 1 / 2" npt | ss body | Dwyer
Brand: Dwyer
SKU: DTFW-2S-8W
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![Dwyer DTFW-3S-20W Range 0-20 GPM water | 1" npt | ss body | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/dtfw_combined-_large_8fa8fc7f-7d6a-43ee-ab5f-c2e89a39564d_medium.gif?v=1719998918)
DTFW-3S-20W | Range 0-20 GPM water | 1" npt | ss body | Dwyer
Brand: Dwyer
SKU: DTFW-3S-20W
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![Dwyer HFS-2-10 In-line flow monitor | 1/2" female NPT | 0.5-10 GPM (1.9-38 LPM) water. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/hf_600x600_416dd71d-da55-493a-8931-9e2b0daed90c_medium.gif?v=1719999094)
HFS-2-10 | In-line flow monitor | 1 / 2" female NPT | 0.5-10 GPM (1.9-38 LPM) water. | Dwyer
Brand: Dwyer
SKU: HFS-2-10
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![Dwyer DTFW-2B-5W Range 0-5 GPM water | 1/2" npt | brass body | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/dtfw_combined-_large_33de86de-069f-4215-a1aa-d4f9f0d0ea24_medium.gif?v=1719999159)
DTFW-2B-5W | Range 0-5 GPM water | 1 / 2" npt | brass body | Dwyer
Brand: Dwyer
SKU: DTFW-2B-5W
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![Dwyer DTFW-2B-1W Range 0-1 GPM water | 1/2" npt | brass body | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/dtfw_combined-_large_ccfa272c-cffa-4b03-a1fe-74a9fb485eff_medium.gif?v=1719998938)
DTFW-2B-1W | Range 0-1 GPM water | 1 / 2" npt | brass body | Dwyer
Brand: Dwyer
SKU: DTFW-2B-1W
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![Dwyer DTFW-2S-5W Range 0-5 GPM water | 1/2" npt | ss body | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/dtfw_combined-_large_955173cc-ec80-4c67-8726-b4ac8b50a14b_medium.gif?v=1719998952)
DTFW-2S-5W | Range 0-5 GPM water | 1 / 2" npt | ss body | Dwyer
Brand: Dwyer
SKU: DTFW-2S-5W
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![Dwyer DTFW-1S-5W Range 0-5 GPM water | 1/4" npt | ss body | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/dtfw_combined-_large_ab45e71a-1ea9-41df-83a0-dff525bef10b_medium.gif?v=1719998928)
DTFW-1S-5W | Range 0-5 GPM water | 1 / 4" npt | ss body | Dwyer
Brand: Dwyer
SKU: DTFW-1S-5W
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![Dwyer DTFW-2S-10W Range 0-10 GPM water | 1/2" npt | ss body | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/dtfw_combined-_large_13a1bcf2-51c2-41da-ab8a-79c7b39ef133_medium.gif?v=1719999000)
DTFW-2S-10W | Range 0-10 GPM water | 1 / 2" npt | ss body | Dwyer
Brand: Dwyer
SKU: DTFW-2S-10W
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![Dwyer DTFW-2B-8W Range 0-8 GPM water | 1/2" npt | brass body | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/dtfw_combined-_large_432edc17-c145-46b0-9054-3d7e232e6516_medium.gif?v=1719999053)
DTFW-2B-8W | Range 0-8 GPM water | 1 / 2" npt | brass body | Dwyer
Brand: Dwyer
SKU: DTFW-2B-8W
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![Dwyer HFH-2-10 In-line flow monitor | 1/2" female NPT | 1-10 GPM (3.8-38 LPM) water. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/hf_600x600_8edb5424-6aac-47da-911b-f6b9fb7ed572_medium.gif?v=1719999114)
HFH-2-10 | In-line flow monitor | 1 / 2" female NPT | 1-10 GPM (3.8-38 LPM) water. | Dwyer
Brand: Dwyer
SKU: HFH-2-10
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![Dwyer DTFW-2S-3W Range 0-3 GPM water | 1/2" npt | ss body | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/dtfw_combined-_large_166470d1-e1f0-4457-9893-60cd5772bc78_medium.gif?v=1719998962)
DTFW-2S-3W | Range 0-3 GPM water | 1 / 2" npt | ss body | Dwyer
Brand: Dwyer
SKU: DTFW-2S-3W
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![Dwyer DTFW-2S-4W Range 0-4 GPM water | 1/2" npt | ss body | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/dtfw_combined-_large_3ff4d5ca-871b-46dc-a18f-888402e7df72_medium.gif?v=1719998933)
DTFW-2S-4W | Range 0-4 GPM water | 1 / 2" npt | ss body | Dwyer (OBSOLETE)
Brand: Dwyer
SKU: DTFW-2S-4W
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![Dwyer DTFW-1B-2W Range 0-2 GPM water | 1/4" npt | brass body | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/dtfw_combined-_large_0ea66fd8-d534-476c-bac2-ef8eb2451cc2_medium.gif?v=1719998991)
DTFW-1B-2W | Range 0-2 GPM water | 1 / 4" npt | brass body | Dwyer
Brand: Dwyer
SKU: DTFW-1B-2W
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![Dwyer DTFW-1B-4W Range 0-4 GPM water | 1/4" npt | brass body | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/dtfw_combined-_large_ca0633c6-2163-457c-aab8-44420791d124_medium.gif?v=1719998908)
DTFW-1B-4W | Range 0-4 GPM water | 1 / 4" npt | brass body | Dwyer
Brand: Dwyer
SKU: DTFW-1B-4W
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![Dwyer DTFW-1S-2W Range 0-2 GPM water | 1/4" npt | ss body | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/dtfw_combined-_large_5b44b5f7-5471-4b44-afce-2be09f550462_medium.gif?v=1719998972)
DTFW-1S-2W | Range 0-2 GPM water | 1 / 4" npt | ss body | Dwyer
Brand: Dwyer
SKU: DTFW-1S-2W
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![Dwyer DTFW-2B-3W Range 0-3 GPM water | 1/2" npt | brass body | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/dtfw_combined-_large_51eae72a-1747-424e-8122-4e809a047b6d_medium.gif?v=1719998928)
DTFW-2B-3W | Range 0-3 GPM water | 1 / 2" npt | brass body | Dwyer
Brand: Dwyer
SKU: DTFW-2B-3W
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