flow sensors
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![Dwyer HFO-22440 In-line flow alarm | range 4-40 GPM (15-151 LPM) water | 1" female NPT. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/hfo_front_1000x1000_3c7b7d0e-e361-46aa-a345-62328cc1747e_medium.gif?v=1719999104)
HFO-22440 | In-line flow alarm | range 4-40 GPM (15-151 LPM) water | 1" female NPT. | Dwyer
Brand: Dwyer
SKU: HFO-22440
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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 HFO-23202 In-line flow alarm | range 0.2-2.0 GPM (0.75-7.5 LPM) water | 1/2" female NPT. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/hfo_front_1000x1000_66095b57-2162-4784-be05-b6b16183ec22_medium.gif?v=1719999093)
HFO-23202 | In-line flow alarm | range 0.2-2.0 GPM (0.75-7.5 LPM) water | 1 / 2" female NPT. | Dwyer
Brand: Dwyer
SKU: HFO-23202
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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 HFB-5-50 In-line flow monitor | 1-1/2" female NPT | 5-50 GPM (19-189 LPM) water. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/hf_600x600_5b71a0a3-35db-4fae-87f8-dca7c171c278_medium.gif?v=1719999078)
HFB-5-50 | In-line flow monitor | 1-1 / 2" female NPT | 5-50 GPM (19-189 LPM) water. | Dwyer
Brand: Dwyer
SKU: HFB-5-50
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![Dwyer GFT2-05-RS485 Flow totalizer | 0-5 VDC input | RS-485 serial communication. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/gft2_600x600_f9a79f69-46c0-4aea-8ff2-8fa432ac2844_medium.gif?v=1719999078)
GFT2-05-RS485 | Flow totalizer | 0-5 VDC input | RS-485 serial communication. | Dwyer
Brand: Dwyer
SKU: GFT2-05-RS485
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![Dwyer GFT2-05-RS232 Flow totalizer | 0-5 VDC input | RS-232 serial communication. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/gft2_600x600_af103373-d9e1-4437-9ada-97f6ad1c5036_medium.gif?v=1719999058)
GFT2-05-RS232 | Flow totalizer | 0-5 VDC input | RS-232 serial communication. | Dwyer
Brand: Dwyer
SKU: GFT2-05-RS232
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![Dwyer G9-22 Globe flow switch | actuation set point 2.0-8.0 GPM (7.6-30.3 LPM). | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/g9_adjustable_600x600_98a5808e-be2d-49f2-b773-e8adad46e653_medium.gif?v=1719999043)
G9-22 | Globe flow switch | actuation set point 2.0-8.0 GPM (7.6-30.3 LPM). | Dwyer
Brand: Dwyer
SKU: G9-22
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![Dwyer DR204682 Direct reading glass flowmeter | 316 SS float | flow rate 3.6 GPH water. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/dr2_600x600_ddbf3220-1e59-480c-9182-a21d028f5e39_medium.gif?v=1719999033)
DR204682 | Direct reading glass flowmeter | 316 SS float | flow rate 3.6 GPH water. | Dwyer
Brand: Dwyer
SKU: DR204682
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![Dwyer DS-300-3 Flow sensor | 3" pipe size. | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/ds_family_1000x1000_efdc1088-350e-44ea-bc13-4388df6dd5f4_medium.jpg?v=1719999028)
DS-300-3 | Flow sensor | 3" pipe size. | Dwyer
Brand: Dwyer
SKU: DS-300-3
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