Skip Content

Filter Results By

Applied Filters Clear All

Flow Rate
  • View MoreView Less
Operating Velocity Range (FPM)
Switch Type
Material of Construction
  • View MoreView Less
Voltage
For Drinking Water Applications
For Drinking Water Applications in CA, VT, MD, LA
Brand
Price
  • View MoreView Less
Shop By
Ratings

Flow Switches

42 Results Found that Include 42 Products 

Results per page: 16 | 32 | 48
General Purpose Flow Switch,NEMA1
  • MCDONNELL & MILLER
  • General Purpose Flow Switch, NEMA1
  • Item # 2RUL3
  • Mfr. Model # FS251
  • General Purpose Switch, Min. Flow Rate 5.8 GPM, Max. Flow GPM 131, Connection Size (In.) 1 NPT, Switch...More

Flow Switch,1 In MNPT
  • JOHNSON CONTROLS
  • Flow Switch, 1 In MNPT
  • Item # 40G308
  • Mfr. Model # F61KB-11C
  • Liquid Flow Switch, General Purpose Switch, Max. HP 1, 1 Phase, 60 Hz, Min. Flow Rate (GPM) 2.5, Max. Flow...More

Liquid Flow Switch,Shuttle,SPST, NO,20VA
  • GEMS SENSORS
  • Liquid Flow Switch, Shuttle, SPST, NO, 20VA
  • Item # 1ALA3
  • Mfr. Model # FS-500 170233
  • Liquid Flow Switch, Shuttle, Flow Rate 1 GPM, Connection Size (In.) 3/4 FNPT, Max. Ambient Temp. 212 F, Max....More

Liquid Flow Switch,Piston,SPST,20VA
  • GEMS SENSORS
  • Liquid Flow Switch, Piston, SPST, 20VA
  • Item # 1ALY1
  • Mfr. Model # FS-380 168434
  • Liquid Flow Switch, Piston, Flow Rate 1 GPM, Connection Size (In.) 3/8 MNPT, Min. Ambient Temp. -20 F, Max....More

Liquid Flow Switch,Piston,SPST,20VA
  • GEMS SENSORS
  • Liquid Flow Switch, Piston, SPST, 20VA
  • Item # 1ALV9
  • Mfr. Model # FS-380 168433
  • Liquid Flow Switch, Piston, Flow Rate 0.5 GPM, Connection Size (In.) 3/8 MNPT, Min. Ambient Temp. -20 F, Max....More

Liquid Flow Switch,Piston,SPST,20VA
  • GEMS SENSORS
  • Liquid Flow Switch, Piston, SPST, 20VA
  • Item # 1ALG2
  • Mfr. Model # FS-927 70820
  • Liquid Flow Switch, Piston, Flow Rate 0.1 GPM, Connection Size (In.) 1/4 FNPT, Min. Ambient Temp. -20 F, Max....More

Liquid Flow Switch, 0.5 GPM, NO
  • GEMS SENSORS
  • Liquid Flow Switch, 0.5 GPM, NO
  • Item # 4JPH9
  • Mfr. Model # FS-150 NO 0.5GPM
  • Liquid Flow Switch, Piston, Flow Rate 0.5 GPM, Connection Size (In.) 1/2 MNPT, Switch Enclosure...More

Liquid Flow Switch,Piston,SPST,20VA
  • GEMS SENSORS
  • Liquid Flow Switch, Piston, SPST, 20VA
  • Item # 1ALY3
  • Mfr. Model # FS-380 178353
  • Liquid Flow Switch, Piston, Flow Rate 2 GPM, Connection Size (In.) 3/8 MNPT, Min. Ambient Temp. -20 F, Max....More

Liquid Flow Switch,Shuttle,SPST, NO,20VA
  • GEMS SENSORS
  • Liquid Flow Switch, Shuttle, SPST, NO, 20VA
  • Item # 1AKZ8
  • Mfr. Model # FS-500 170231
  • Liquid Flow Switch, Shuttle, Flow Rate 0.25 GPM, Connection Size (In.) 3/4 FNPT, Max. Ambient Temp. 212 F,...More

Flow Switch, 3.5 to 600,SPDT
  • TACO
  • Flow Switch, 3.5 to 600, SPDT
  • Item # 29YM30
  • Mfr. Model # IFS01BF-1
  • Flow Switch, Industrial, Max. HP 120VAC, 1/8 HP, 240VAC, 1/4 HP, 1 Phase, 60 Hz, Min. Flow Rate (GPM) 4.5,...More

Liquid Flow Switch, 3.0 GPM, NO
  • GEMS SENSORS
  • Liquid Flow Switch, 3.0 GPM, NO
  • Item # 4JPJ5
  • Mfr. Model # FS-150 NO 3.0GPM
  • Liquid Flow Switch, Piston, Flow Rate 3.0 GPM, Connection Size (In.) 1/2 MNPT, Switch Enclosure...More

Liquid Flow Switch,Piston,SPST,20VA
  • GEMS SENSORS
  • Liquid Flow Switch, Piston, SPST, 20VA
  • Item # 1ALG4
  • Mfr. Model # FS-927 70822
  • Liquid Flow Switch, Piston, Flow Rate 0.5 GPM, Connection Size (In.) 1/4 FNPT, Min. Ambient Temp. -20 F, Max....More

Liquid Flow Switch,Piston,SPST,20VA
  • GEMS SENSORS
  • Liquid Flow Switch, Piston, SPST, 20VA
  • Item # 1ALV8
  • Mfr. Model # FS-380 168432
  • Liquid Flow Switch, Piston, Flow Rate 0.25 GPM, Connection Size (In.) 3/8 MNPT, Min. Ambient Temp. -20 F,...More

Flow Switch, 3.5 to 600 fpm,SPDT
  • TACO
  • Flow Switch, 3.5 to 600 fpm, SPDT
  • Item # 29YM36
  • Mfr. Model # IFS01BR-1
  • Flow Switch, Industrial, Max. HP 120VAC, 1/8 HP, 240VAC, 1/4 HP, 1 Phase, 60 Hz, Min. Flow Rate (GPM) 4.5,...More

Liquid Flow Switch,Piston,SPDT,20VA
  • GEMS SENSORS
  • Liquid Flow Switch, Piston, SPDT, 20VA
  • Item # 1ALB6
  • Mfr. Model # FS-4 122352
  • Liquid Flow Switch, Piston, Flow Rate 0.1 GPM, Connection Size (In.) 9/16-18 UNF, Max. Ambient Temp. 225 F,...More

Liquid Flow Switch,Piston,SPST,20VA
  • GEMS SENSORS
  • Liquid Flow Switch, Piston, SPST, 20VA
  • Item # 1ALV7
  • Mfr. Model # FS-380 181130
  • Liquid Flow Switch, Piston, Flow Rate 0.15 GPM, Connection Size (In.) 3/8 MNPT, Min. Ambient Temp. -20 F,...More

Liquid Flow Switch,Piston,SPST,20VA
  • GEMS SENSORS
  • Liquid Flow Switch, Piston, SPST, 20VA
  • Item # 1ALG3
  • Mfr. Model # FS-927 70821
  • Liquid Flow Switch, Piston, Flow Rate 0.25 GPM, Connection Size (In.) 1/4 FNPT, Min. Ambient Temp. -20 F,...More

Liquid Flow Switch,Shuttle,SPST, NO,20VA
  • GEMS SENSORS
  • Liquid Flow Switch, Shuttle, SPST, NO, 20VA
  • Item # 1ALA1
  • Mfr. Model # FS-500 170232
  • Liquid Flow Switch, Shuttle, Flow Rate 0.5 GPM, Connection Size (In.) 3/4 FNPT, Max. Ambient Temp. 212 F,...More

Liquid Flow Switch,Shuttle,SPST, NO,20VA
  • GEMS SENSORS
  • Liquid Flow Switch, Shuttle, SPST, NO, 20VA
  • Item # 1ALA4
  • Mfr. Model # FS-500 175117
  • Liquid Flow Switch, Shuttle, Flow Rate 2 GPM, Connection Size (In.) 3/4 FNPT, Max. Ambient Temp. 212 F, Max....More

Liquid Flow Switch,Piston,SPST,20VA
  • GEMS SENSORS
  • Liquid Flow Switch, Piston, SPST, 20VA
  • Item # 1ALY2
  • Mfr. Model # FS-380 168435
  • Liquid Flow Switch, Piston, Flow Rate 1.5 GPM, Connection Size (In.) 3/8 MNPT, Min. Ambient Temp. -20 F, Max....More

Liquid Flow Switch,Shuttle,SPST, NO,20VA
  • GEMS SENSORS
  • Liquid Flow Switch, Shuttle, SPST, NO, 20VA
  • Item # 1ALA7
  • Mfr. Model # FS-500 170235
  • Liquid Flow Switch, Shuttle, Flow Rate 5 GPM, Connection Size (In.) 3/4 FNPT, Max. Ambient Temp. 212 F, Max....More

Liquid Flow Switch,Piston,SPDT,20VA
  • GEMS SENSORS
  • Liquid Flow Switch, Piston, SPDT, 20VA
  • Item # 1ALB8
  • Mfr. Model # FS-4 122353
  • Liquid Flow Switch, Piston, Flow Rate 0.25 GPM, Connection Size (In.) 9/16-18 UNF, Max. Ambient Temp. 225 F,...More

Liquid Flow Switch, 1.0 GPM, NO
  • GEMS SENSORS
  • Liquid Flow Switch, 1.0 GPM, NO
  • Item # 4JPJ2
  • Mfr. Model # FS-150 NO 1.0GPM
  • Liquid Flow Switch, Piston, Flow Rate 1.0 GPM, Connection Size (In.) 1/2 MNPT, Switch Enclosure...More

Liquid Flow Switch,Piston,SPST,20VA
  • GEMS SENSORS
  • Liquid Flow Switch, Piston, SPST, 20VA
  • Item # 1ALG6
  • Mfr. Model # FS-927 70824
  • Liquid Flow Switch, Piston, Flow Rate 1 GPM, Connection Size (In.) 1/4 FNPT, Min. Ambient Temp. -20 F, Max....More

Liquid Flow Switch,Shuttle,SPST, NO,20VA
  • GEMS SENSORS
  • Liquid Flow Switch, Shuttle, SPST, NO, 20VA
  • Item # 1ALA5
  • Mfr. Model # FS-500 170234
  • Liquid Flow Switch, Shuttle, Flow Rate 2.5 GPM, Connection Size (In.) 3/4 FNPT, Max. Ambient Temp. 212 F,...More

Liquid Flow Switch,Piston,SPDT,20VA
  • GEMS SENSORS
  • Liquid Flow Switch, Piston, SPDT, 20VA
  • Item # 1ALD4
  • Mfr. Model # FS-4 122357
  • Liquid Flow Switch, Piston, Flow Rate 1.5 GPM, Connection Size (In.) 9/16-18 UNF, Max. Ambient Temp. 225 F,...More

Liquid Flow Switch, 1.0 GPM, NC
  • GEMS SENSORS
  • Liquid Flow Switch, 1.0 GPM, NC
  • Item # 4JPJ3
  • Mfr. Model # FS-150 NC 1.0GPM
  • Liquid Flow Switch, Piston, Flow Rate 1.0 GPM, Connection Size (In.) 1/2 MNPT, Switch Enclosure...More

Liquid Flow Switch,Piston,SPST,20VA
  • GEMS SENSORS
  • Liquid Flow Switch, Piston, SPST, 20VA
  • Item # 1ALG5
  • Mfr. Model # FS-927 70823
  • Liquid Flow Switch, Piston, Flow Rate 0.75 GPM, Connection Size (In.) 1/4 FNPT, Min. Ambient Temp. -20 F,...More

Liquid Flow Switch, 2.0 GPM, NO
  • GEMS SENSORS
  • Liquid Flow Switch, 2.0 GPM, NO
  • Item # 4JPJ4
  • Mfr. Model # FS-150 NO 2.0GPM
  • Liquid Flow Switch, Piston, Flow Rate 2.0 GPM, Connection Size (In.) 1/2 MNPT, Switch Enclosure...More

Liquid Flow Switch,Piston,SPST,20VA
  • GEMS SENSORS
  • Liquid Flow Switch, Piston, SPST, 20VA
  • Item # 1ALG8
  • Mfr. Model # FS-927 70826
  • Liquid Flow Switch, Piston, Flow Rate 0.1 GPM, Connection Size (In.) 1/4 FNPT, Min. Ambient Temp. -20 F, Max....More

Liquid Flow Switch, 0.5 GPM, NC
  • GEMS SENSORS
  • Liquid Flow Switch, 0.5 GPM, NC
  • Item # 4JPJ1
  • Mfr. Model # FS-150 NC 0.5GPM
  • Liquid Flow Switch, Piston, Flow Rate 0.5 GPM, Connection Size (In.) 1/2 MNPT, Switch Enclosure...More

Liquid Flow Switch,Piston,SPDT,20VA
  • GEMS SENSORS
  • Liquid Flow Switch, Piston, SPDT, 20VA
  • Item # 1ALD1
  • Mfr. Model # FS-4 122354
  • Liquid Flow Switch, Piston, Flow Rate 0.5 GPM, Connection Size (In.) 9/16-18 UNF, Max. Ambient Temp. 225 F,...More

Results per page: 16 | 32 | 48