Flow Switches

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Flow Switch Type Sensor Type Flow Rate Min Flow Rate Max Operating Pressure Min Operating Pressure Max Supply Voltage Min Supply Voltage Max Accuracy Contact Rating Switching Voltage AC Max Sensor Output Type Switching Voltage DC Max Media Type Process Connection Size Process Connection Type Pipe Size Housing Material Operating Temperature Min Pressure Max
 
 
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FS-2-CND
FS-2-CND - Vane Operated Flow Switch, SPDT, 145 psi, 1

4288825

Vane Operated Flow Switch, SPDT, 145 psi, 1" FNPT, FS-2 Series

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1+ ¥13,146.14 (¥14,460.75)

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SPDT - - - - 145psi - - - 10A - - - Liquid 1" NPT Female 1 to 8" Brass - -
V4-SS-2-D-U
V4-SS-2-D-U - Vane Operated Flow Switch, 2000 psi, 1-1/2

4285454

Vane Operated Flow Switch, 2000 psi, 1-1/2" MNPT, 316 Stainless Steel, Flotect V4 Series

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More stock available week commencing 9/8/25

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1+ ¥320,234.55 (¥352,258.01)

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DPDT - - - - 2000psi - - - 10A 250V - - Alcohol, Argon, Nitrogen, Oil, Water 1-1/2" NPT Male 1.5 to 20" 316 Stainless Steel -20°C -
DTT31-A1C111AE2AAB
DTT31-A1C111AE2AAB - Flow Switch, 100bar, Liquid, Current/PNP, G1/2 Male Thread, 18 to 30VDC, Flowphant T DTT31 Series

4354536

Flow Switch, 100bar, Liquid, Current/PNP, G1/2 Male Thread, 18 to 30VDC, Flowphant T DTT31 Series

ENDRESS+HAUSER

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More stock available week commencing 9/15/25

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1+ ¥87,942.09 (¥96,736.30) 5+ ¥86,183.25 (¥94,801.58) 10+ ¥84,424.41 (¥92,866.85) 25+ ¥82,665.57 (¥90,932.13) 50+ ¥80,906.73 (¥88,997.40) 100+ ¥79,147.89 (¥87,062.68) More Pricing...

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Flow Switch Flow Switch - - - 100bar 18VDC 30VDC - 250A - Current, PNP - Liquid G1/2 Threaded - PBT (Polybutylene Terephthalate) -20°C -
DTT35-A1C111DB2BAB
DTT35-A1C111DB2BAB - Flow Switch, LCD Display, 50mm, Liquid, Current/PNP, Clamp, 30VDC, Flowphant T DTT35

4354541

Flow Switch, LCD Display, 50mm, Liquid, Current/PNP, Clamp, 30VDC, Flowphant T DTT35

ENDRESS+HAUSER

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1+ ¥77,314.52 (¥85,045.97)

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Flow Switch Flow Switch - - - 100bar 18VDC 30VDC - 250A - Current, PNP - Liquid G1/2 Threaded - PBT (Polybutylene Terephthalate) -20°C -
DTT31-A1C111AE2CAB
DTT31-A1C111AE2CAB - Flow Switch, LCD Display, 100mm, Liquid, Current/PNP, G1/2 Male Thread, 30VDC, Flowphant T DTT31

4354537

Flow Switch, LCD Display, 100mm, Liquid, Current/PNP, G1/2 Male Thread, 30VDC, Flowphant T DTT31

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1+ ¥71,614.08 (¥78,775.49) 5+ ¥71,292.32 (¥78,421.55)

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Flow Switch Flow Switch - - - 100bar 18VDC 30VDC - 250A - Current, PNP - Liquid G1/2 Threaded - PBT (Polybutylene Terephthalate) -20°C -
V10SS
V10SS - Flow Switch, Mini Size, 2000 psi, 24 VDC, 1/2

4285502

Flow Switch, Mini Size, 2000 psi, 24 VDC, 1/2" MNPT, 303 Stainless Steel, Flotect V10 Series

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1+ ¥47,049.15 (¥51,754.07)

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SPST-NO, SPST-NC - - - - 2000psi - - - 1.5A - - 24V Alcohol, Argon, Nitrogen, Oil, Water 1/2" NPT Male 1/2 to 2" 303 Stainless Steel - -
V4-SS-2-U-AT
V4-SS-2-U-AT - V4SS2U-AT FLOTECT FLOW SW

4289011

V4SS2U-AT FLOTECT FLOW SW

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1+ ¥343,108.05 (¥377,418.86)

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- - - - - - - - - - - - - - - - - - - -
V6EPB-B-D-1-B
V6EPB-B-D-1-B - Flow Switch, Mini Size, DPDT, 1/2

4289012

Flow Switch, Mini Size, DPDT, 1/2" MNPT, Brass Body, 12.7mm Brass Tee, Explosion Proof, Flotect V6

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1+ ¥115,056.00 (¥126,561.60)

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- - - - - - - - - - - - - - - - - - - -
AAFS
AAFS - Air Flow Paddle Switch, SPDT, 200 to 1800 FPM, 15A, 250VAC, IP65

4288160

Air Flow Paddle Switch, SPDT, 200 to 1800 FPM, 15A, 250VAC, IP65

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1+ ¥27,784.80 (¥30,563.28)

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SPDT - - - - - - - - 15A 250V - - Air, Argon, Nitrogen - Flange - ABS (Acrylonitrile Butadiene Styrene) -40°C -
AVFS-1
AVFS-1 - THERMO AIR FLOW SWITCH,80-250 ACDC.

4288165

THERMO AIR FLOW SWITCH,80-250 ACDC.

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- - - - - - - - - - - - - - - - - - - -
AVFS-2
AVFS-2 - Air Flow Switch, SPST-NO, 197 to 1969 FPM, 3A, 250VAC/30VDC, 14.7 psi, IP65, AVFS Series

4288167

Air Flow Switch, SPST-NO, 197 to 1969 FPM, 3A, 250VAC/30VDC, 14.7 psi, IP65, AVFS Series

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1+ ¥77,334.39 (¥85,067.83)

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SPST-NO - - - - 14.7psi 18VDC 30VDC - 3A 250V - 30V Air - - - PBT (Polybutylene Terephthalate) -10°C 14.7psi
V6EPS-S-S-3-S
V6EPS-S-S-3-S - Flow Switch, Mini Size, SPDT, 2000 psi, 1/2

4289049

Flow Switch, Mini Size, SPDT, 2000 psi, 1/2" MNPT, Stainless Steel, Flotect V6 Series

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1+ ¥181,917.00 (¥200,108.70)

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SPDT - - - - 2000psi - - - 5A 250V - - Alcohol, Argon, Nitrogen, Oil, Water 1" NPT Male - Stainless Steel -20°C -
V8
V8 - Vane Operated Flow Switch, 150 psi, 1

4285461

Vane Operated Flow Switch, 150 psi, 1" MNPT, Flotect V8 Series

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1+ ¥49,885.69 (¥54,874.26)

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SPDT - - - - 150psi - - - 5A - - 30V Alcohol, Argon, Nitrogen, Oil, Water 1" NPT Male 1 to 6" PPS (Polyphenylene Sulfide) - -
DTT31-A1A111AE2CAB
DTT31-A1A111AE2CAB - Flow Switch, 100bar, Liquid, Current/PNP, G1/2 Male Thread, 18 to 30VDC, Flowphant T DTT31 Series

4354535

Flow Switch, 100bar, Liquid, Current/PNP, G1/2 Male Thread, 18 to 30VDC, Flowphant T DTT31 Series

ENDRESS+HAUSER

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1+ ¥72,079.53 (¥79,287.48) 5+ ¥70,637.94 (¥77,701.73) 10+ ¥69,196.35 (¥76,115.99) 25+ ¥67,754.76 (¥74,530.24) 50+ ¥66,313.17 (¥72,944.49) 100+ ¥64,871.58 (¥71,358.74) More Pricing...

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Flow Switch Flow Switch - - - 100bar 18VDC 30VDC - 250A - Current, PNP - Liquid G1/2 Threaded - PBT (Polybutylene Terephthalate) -20°C -
FS-2
FS-2 - Vane Operated Flow Switch, SPDT, 145 psi, 1

4288822

Vane Operated Flow Switch, SPDT, 145 psi, 1" MNPT, FS-2 Series

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1+ ¥195,271.19 (¥214,798.31)

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SPDT - - - - 145psi - - - 10A - - - Liquid 1" NPT Female 1 to 8" Brass - -
V6EPB-B-S-2-B
V6EPB-B-S-2-B - Flow Switch, Mini Size, SPDT, 250 psi, 1/2

4289028

Flow Switch, Mini Size, SPDT, 250 psi, 1/2" MNPT, Brass, Flotect V6 Series

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1+ ¥97,237.04 (¥106,960.74)

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SPDT - - - - 250psi - - - 5A 250V - - Alcohol, Argon, Nitrogen, Oil, Water 3/4" NPT Male - Brass -20°C -
DTT31-A1A111AE2BAB
DTT31-A1A111AE2BAB - Flow Switch, LCD Display, 50mm, Liquid, Current/PNP, G1/2 Male Thread, 30VDC, Flowphant T DTT31

4354534

Flow Switch, LCD Display, 50mm, Liquid, Current/PNP, G1/2 Male Thread, 30VDC, Flowphant T DTT31

ENDRESS+HAUSER

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1+ ¥59,540.84 (¥65,494.92)

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Flow Switch Flow Switch - - - 100bar 18VDC 30VDC - 250A - Current, PNP - Liquid G1/2 Threaded - PBT (Polybutylene Terephthalate) -20°C -
FSU75A
FSU75A - Flow Switch, 3.75 lpm, 10 bar, FSU Series, 3/4

3677865

Flow Switch, 3.75 lpm, 10 bar, FSU Series, 3/4" Tube

SENSATA / CYNERGY3

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1+ ¥5,034.86 (¥5,538.35)

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SPST - - 3.75l/min - 10bar - - - 600mA 240V - 120V Liquid 3/4" Tube - Acetal -20°C -
LFS-01
LFS-01 - Flow Switch, Paddle, LFS Series, 15.2 to 121.2 l/min, 20 bar, Alloy Housing, 1

2479958

Flow Switch, Paddle, LFS Series, 15.2 to 121.2 l/min, 20 bar, Alloy Housing, 1" NPT

SENSATA / CYNERGY3

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1+ ¥61,673.88 (¥67,841.27) 5+ ¥60,440.41 (¥66,484.45) 10+ ¥59,206.93 (¥65,127.62) 25+ ¥57,973.45 (¥63,770.80) 50+ ¥56,739.97 (¥62,413.97) 100+ ¥55,506.50 (¥61,057.15) More Pricing...

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SPDT - - - - 20bar - - 25% 1A - - - Liquid 1" NPT - 304 Stainless Steel -30°C -
FST-321-SPST
FST-321-SPST - Flow Switch, 90 fps, 15 psi, 3/4

3794979

Flow Switch, 90 fps, 15 psi, 3/4" NPT, 12 to 36 VDC

OMEGA

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1+ ¥52,613.73 (¥57,875.10)

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SPST - - - - 150psi 12VDC 36VDC 5% 70mA - - - Gas - - - - 0°C -
LFS-02
LFS-02 - Flow Switch, Paddle, LFS Series, 15.2 to 121.2 l/min, 20 bar, Alloy Housing, 3/4

2479959

Flow Switch, Paddle, LFS Series, 15.2 to 121.2 l/min, 20 bar, Alloy Housing, 3/4" BSP

SENSATA / CYNERGY3

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1+ ¥60,892.58 (¥66,981.84) 5+ ¥59,674.73 (¥65,642.20) 10+ ¥58,456.88 (¥64,302.57) 25+ ¥57,239.03 (¥62,962.93) 50+ ¥56,021.18 (¥61,623.30) 100+ ¥54,803.33 (¥60,283.66) More Pricing...

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SPDT - - - - 20bar - - 25% 1A - - - Liquid 3/4" BSP - 304 Stainless Steel -30°C -
LFS-04
LFS-04 - Flow Switch, Paddle, LFS Series, 15.2 to 121.2 l/min, 20 bar, DIN43650, 3/4

2479961

Flow Switch, Paddle, LFS Series, 15.2 to 121.2 l/min, 20 bar, DIN43650, 3/4" BSP

SENSATA / CYNERGY3

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1+ ¥55,050.59 (¥60,555.65) 5+ ¥53,949.58 (¥59,344.54) 10+ ¥52,848.57 (¥58,133.43) 25+ ¥51,747.56 (¥56,922.32) 50+ ¥50,646.55 (¥55,711.21) 100+ ¥49,545.54 (¥54,500.09) More Pricing...

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SPDT - - - - 20bar - - 25% 1A - - - Liquid 3/4" BSP - 304 Stainless Steel -30°C -
LFS-03
LFS-03 - Flow Switch, Paddle, LFS Series, 15.2 to 121.2 l/min, 20 bar, DIN43650, 1

2479960

Flow Switch, Paddle, LFS Series, 15.2 to 121.2 l/min, 20 bar, DIN43650, 1" NPT

SENSATA / CYNERGY3

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SPDT - - - - 20bar - - 25% 1A - - - Liquid 1" NPT - 304 Stainless Steel -30°C -
FST-321-SPST
FST-321-SPST - FLOW SWITCH, 90FPS, 15PSI, 3/4 NPT, 36V

3765314

FLOW SWITCH, 90FPS, 15PSI, 3/4 NPT, 36V

OMEGA

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SPST - - - - 150psi - - - 70mA - - - Gas - - - - 0°C 15psi
FSU50LF
FSU50LF - Flow Switch, 0.9 lpm, 10 bar, FSU Series, 1/2

3677864

Flow Switch, 0.9 lpm, 10 bar, FSU Series, 1/2" Tube

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SPST - - 0.9l/min - 10bar - - - 600mA 240V - 120V Liquid 1/2" Tube - Acetal -20°C -