1.
Mcdonnell & Miller FS251 General Purpose Flow Switch, NEMA1

$110.22

+ $9.81 Shipping

2.
Mcdonnell & Miller FS254 General Purpose Flow Switch, NEMA4

$148.22

+ $10.46 Shipping

3.
Gems Sensors FS-380  BR  0.5 GPM Liquid Flow Switch, Piston, SPST, 20VA

Gems Sensors

Liquid Flow Switch, Piston, SPST, 20VA

FS-380 BR 0.5 GPM 370433

(0 reviews)

$165.78

+ $7.15 Shipping

4.
Gems Sensors FS-550  BR Liquid Flow Switch, Paddle, SPDT, 20VA

Gems Sensors

Liquid Flow Switch, Paddle, SPDT, 20VA

FS-550 BR 352320

(0 reviews)

$308.15

+ $7.15 Shipping

5.
Gems Sensors FS-380  BR  0.15 GPM Liquid Flow Switch, Piston, SPST, 20VA

Gems Sensors

Liquid Flow Switch, Piston, SPST, 20VA

FS-380 BR 0.15 GPM 389957

(0 reviews)

$165.78

+ $7.15 Shipping

6.
Gems Sensors FS-380  BR  0.25 GPM Liquid Flow Switch, Piston, SPST, 20VA

Gems Sensors

Liquid Flow Switch, Piston, SPST, 20VA

FS-380 BR 0.25 GPM 407272

(0 reviews)

$165.78

+ $7.15 Shipping

7.
Gems Sensors FS-380  BR  2.0 GPM Liquid Flow Switch, Piston, SPST, 20VA

Gems Sensors

Liquid Flow Switch, Piston, SPST, 20VA

FS-380 BR 2.0 GPM 407273

(0 reviews)

$165.78

+ $7.15 Shipping

8.
Gems Sensors FS-10798  BR  Gas Air Flow Switch, Piston, SPDT, 20VA

Gems Sensors

Air Flow Switch, Piston, SPDT, 20VA

FS-10798 BR Gas 407275

(0 reviews)

$598.46

+ $8.45 Shipping

9.
Gems Sensors RFS  1/4" NPT BR Liquid Flow Switch, Rotor, SPDT, 35mA/95mA

Gems Sensors

Liquid Flow Switch, Rotor, SPDT, 35mA/95mA

RFS 1/4" NPT BR 348263

(0 reviews)

$384.65

+ $7.80 Shipping

10.
Gems Sensors FS-927  0.5 GPM  NC Liquid Flow Switch, Piston, SPST, 20VA

Gems Sensors

Liquid Flow Switch, Piston, SPST, 20VA

FS-927 0.5 GPM NC 349330

(0 reviews)

$158.30

+ $7.15 Shipping

11.
Gems Sensors FS-926  BR  50 cc/Min Liquid Flow Switch, Piston, SPDT, 20VA

Gems Sensors

Liquid Flow Switch, Piston, SPDT, 20VA

FS-926 BR 50 cc/Min 368745

(0 reviews)

$334.46

+ $7.80 Shipping

12.
Gems Sensors FS-926  BR  100 cc/Min Liquid Flow Switch, Piston, SPDT, 20VA

Gems Sensors

Liquid Flow Switch, Piston, SPDT, 20VA

FS-926 BR 100 cc/Min 363629

(0 reviews)

$338.32

+ $8.45 Shipping

13.
Gems Sensors FS-927  0.1 GPM  NO Liquid Flow Switch, Piston, SPST, 20VA

Gems Sensors

Liquid Flow Switch, Piston, SPST, 20VA

FS-927 0.1 GPM NO 364847

(0 reviews)

$161.44

+ $7.15 Shipping

14.
Gems Sensors FS-927  0.1 GPM  NC Liquid Flow Switch, Piston, SPST, 20VA

Gems Sensors

Liquid Flow Switch, Piston, SPST, 20VA

FS-927 0.1 GPM NC 385040

(0 reviews)

$161.44

+ $7.15 Shipping

15.
Gems Sensors FS-380  BR  1.0 GPM Liquid Flow Switch, Piston, SPST, 20VA

Gems Sensors

Liquid Flow Switch, Piston, SPST, 20VA

FS-380 BR 1.0 GPM 402805

(0 reviews)

$165.78

+ $7.15 Shipping

16.
Gems Sensors FS-927  1.0 GPM  NO Liquid Flow Switch, Piston, SPST, 20VA

Gems Sensors

Liquid Flow Switch, Piston, SPST, 20VA

FS-927 1.0 GPM NO 390863

(0 reviews)

$161.44

+ $7.15 Shipping

17.
Gems Sensors FS-927  0.25 GPM  NC Liquid Flow Switch, Piston, SPST, 20VA

Gems Sensors

Liquid Flow Switch, Piston, SPST, 20VA

FS-927 0.25 GPM NC 391289

(0 reviews)

$158.30

+ $7.15 Shipping

18.
Gems Sensors RFS  1" NPT BR Liquid Flow Switch, Rotor, SPDT, 35mA/95mA

Gems Sensors

Liquid Flow Switch, Rotor, SPDT, 35mA/95mA

RFS 1" NPT BR 377729

(0 reviews)

$392.86

+ $7.80 Shipping

19.
Gems Sensors RFS  3/4" NPT BR Liquid Flow Switch, Rotor, SPDT, 35mA/95mA

Gems Sensors

Liquid Flow Switch, Rotor, SPDT, 35mA/95mA

RFS 3/4" NPT BR 377943

(0 reviews)

$392.86

+ $7.80 Shipping

20.
Gems Sensors FS-926  BR  150 cc/Min Liquid Flow Switch, Piston, SPDT, 20VA

Gems Sensors

Liquid Flow Switch, Piston, SPDT, 20VA

FS-926 BR 150 cc/Min 413979

(0 reviews)

$338.32

+ $8.45 Shipping

21.
Gems Sensors FS-927  0.5 GPM  NO Liquid Flow Switch, Piston, SPST, 20VA

Gems Sensors

Liquid Flow Switch, Piston, SPST, 20VA

FS-927 0.5 GPM NO 349430

(0 reviews)

$158.30

+ $7.15 Shipping

22.
Gems Sensors FS-927  1.0 GPM  NC Liquid Flow Switch, Piston, SPST, 20VA

Gems Sensors

Liquid Flow Switch, Piston, SPST, 20VA

FS-927 1.0 GPM NC 367891

(0 reviews)

$161.44

+ $7.15 Shipping

23.
Gems Sensors FS-927  0.25 GPM  NO Liquid Flow Switch, Piston, SPST, 20VA

Gems Sensors

Liquid Flow Switch, Piston, SPST, 20VA

FS-927 0.25 GPM NO 359733

(0 reviews)

$161.44

+ $7.15 Shipping

24.
Gems Sensors FS-927  0.75 GPM  NC Liquid Flow Switch, Piston, SPST, 20VA

Gems Sensors

Liquid Flow Switch, Piston, SPST, 20VA

FS-927 0.75 GPM NC 383160

(0 reviews)

$149.13

+ $7.15 Shipping

25.
Gems Sensors FS-926  BR  200 cc/Min Liquid Flow Switch, Piston, SPDT, 20VA

Gems Sensors

Liquid Flow Switch, Piston, SPDT, 20VA

FS-926 BR 200 cc/Min 401598

(0 reviews)

$351.35

+ $7.80 Shipping

26.
Gems Sensors RFS  1/2" NPT BR Liquid Flow Switch, Rotor, SPDT, 35mA/95mA

Gems Sensors

Liquid Flow Switch, Rotor, SPDT, 35mA/95mA

RFS 1/2" NPT BR 395531

(0 reviews)

$392.86

+ $7.80 Shipping

27.
Gems Sensors FS-927  0.75 GPM  NO Liquid Flow Switch, Piston, SPST, 20VA

Gems Sensors

Liquid Flow Switch, Piston, SPST, 20VA

FS-927 0.75 GPM NO 403528

(0 reviews)

$158.30

+ $7.15 Shipping

28.
Gems Sensors FS-927  1.50 GPM  NC Liquid Flow Switch, Piston, SPST, 20VA

Gems Sensors

Liquid Flow Switch, Piston, SPST, 20VA

FS-927 1.50 GPM NC 403530

(0 reviews)

$158.30

+ $7.15 Shipping

29.
Gems Sensors FS-926  BR  250 cc/Min Liquid Flow Switch, Piston, SPDT, 20VA

Gems Sensors

Liquid Flow Switch, Piston, SPDT, 20VA

FS-926 BR 250 cc/Min 389954

(0 reviews)

$331.80

+ $8.45 Shipping

30.
Gems Sensors FS-927  1.50 GPM  NO Liquid Flow Switch, Piston, SPST, 20VA

Gems Sensors

Liquid Flow Switch, Piston, SPST, 20VA

FS-927 1.50 GPM NO 371758

(0 reviews)

$158.30

+ $7.15 Shipping

31.
Gems Sensors FS-926  BR  300 cc/Min Liquid Flow Switch, Piston, SPDT, 20VA

Gems Sensors

Liquid Flow Switch, Piston, SPDT, 20VA

FS-926 BR 300 cc/Min 373496

(0 reviews)

$348.22

+ $8.45 Shipping

32.
Gems Sensors FS-380  BR  1.5 GPM Liquid Flow Switch, Piston, SPST, 20VA

Gems Sensors

Liquid Flow Switch, Piston, SPST, 20VA

FS-380 BR 1.5 GPM 413977

(0 reviews)

$162.41

+ $7.15 Shipping