Sight Flow Indicators

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Gain an inside view of gas and water pipelines with sight flow indicators. Crystal-clear tubes and windows made from tempered glass or durable plastic make it easy to visually monitor flow-through from just about any angle, while built-in flapper, rotary and other types of indicators help you monitor flow rate at the same time.

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Showing 1 to 20 of 105 products

Dwyer SFI-800-3/4-A711 Indicator, Sight Flow, 3/4" NPT, 3-35GPM, w/Sensor-

Dwyer SFI-800-3/4-A711 Indicator, Sight Flow, 3/4" NPT, 3-35GPM, w/Sensor
Model: SFI-800-3/4-A711

Sale Price $266.04 USD
Regular Price $290.75 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $266.04 USD
Regular Price $290.75 USD
Availability 2 to 3 Weeks
Quantity

Dwyer SFI-800-3/4 Indicator, Sight Flow, 3/4" NPT, 3-35GPM-

Dwyer SFI-800-3/4 Indicator, Sight Flow, 3/4" NPT, 3-35GPM
Model: SFI-800-3/4

Sale Price $115.38 USD
Regular Price $126.10 USD
Availability 1 to 2 Weeks

Qty:

Sale Price $115.38 USD
Regular Price $126.10 USD
Availability 1 to 2 Weeks
Quantity

Dwyer SFI-800-1/2-A711 Indicator, Sight Flow, 1/2" NPT, 2-20GPM, w/Sensor-

Dwyer SFI-800-1/2-A711 Indicator, Sight Flow, 1/2" NPT, 2-20GPM, w/Sensor
Model: SFI-800-1/2-A711

Sale Price $266.04 USD
Regular Price $290.75 USD
Availability 1 Week

Qty:

Sale Price $266.04 USD
Regular Price $290.75 USD
Availability 1 Week
Quantity

Dwyer SFI-800-1/2 Indicator, Sight Flow, 1/2" NPT, 2-20GPM-

Dwyer SFI-800-1/2 Indicator, Sight Flow, 1/2" NPT, 2-20GPM
Model: SFI-800-1/2

Sale Price $115.38 USD
Regular Price $126.10 USD
Availability 1 to 2 Weeks

Qty:

Sale Price $115.38 USD
Regular Price $126.10 USD
Availability 1 to 2 Weeks
Quantity

Dwyer SFI-800 Series Sight Flow Indicator/Transmitters-

Dwyer SFI-800 Series Sight Flow Indicator/Transmitters

Constructed of clear plastic enabling 360° viewing of the rotor for easy flow indication. SFI-800 models are constructed of Polysulfone with excellent chemical compatibility, high pressure and temperature ratings, and all wetted materials are FDA/NSF ratable for potable water applications.

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Dwyer SFI-500B-3/4 Sight Window, 3/4" NPT, Brass-

Dwyer SFI-500B-3/4 Sight Window, 3/4" NPT, Brass
Model: SFI-500B-3/4

Sale Price $96.44 USD
Regular Price $105.40 USD
Availability 1 to 2 Weeks

Qty:

Sale Price $96.44 USD
Regular Price $105.40 USD
Availability 1 to 2 Weeks
Quantity

Dwyer SFI-500B-2 Sight Window, 2" NPT, Brass-

Dwyer SFI-500B-2 Sight Window, 2" NPT, Brass
Model: SFI-500B-2

Sale Price $189.27 USD
Regular Price $206.85 USD
Availability 1 Week

Qty:

Sale Price $189.27 USD
Regular Price $206.85 USD
Availability 1 Week
Quantity

Dwyer SFI-500B-1-1/4 Sight Window, 1 1/4" NPT, Brass-

Dwyer SFI-500B-1-1/4 Sight Window, 1 1/4" NPT, Brass
Model: SFI-500B-1-1/4

Sale Price $154.09 USD
Regular Price $168.40 USD
Availability 1 to 2 Weeks

Qty:

Sale Price $154.09 USD
Regular Price $168.40 USD
Availability 1 to 2 Weeks
Quantity

Dwyer SFI-500B-1-1/2 Sight Window, 1-1/2", Brass-

Dwyer SFI-500B-1-1/2 Sight Window, 1-1/2", Brass
Model: SFI-500B-1-1/2

Sale Price $170.10 USD
Regular Price $185.90 USD
Availability 1 to 2 Weeks

Qty:

Sale Price $170.10 USD
Regular Price $185.90 USD
Availability 1 to 2 Weeks
Quantity

Dwyer SFI-500B-1 Sight Window, 1" NPT, Brass-

Dwyer SFI-500B-1 Sight Window, 1" NPT, Brass
Model: SFI-500B-1

Sale Price $118.54 USD
Regular Price $129.55 USD
Availability 1 to 2 Weeks

Qty:

Sale Price $118.54 USD
Regular Price $129.55 USD
Availability 1 to 2 Weeks
Quantity

Dwyer SFI-400SS-4 Indicator, Sight Flow, 4" NPT, Tube, 316SS Body-

Dwyer SFI-400SS-4 Indicator, Sight Flow, 4" NPT, Tube, 316SS Body
Model: SFI-400SS-4

Sale Price $2717.96 USD
Regular Price $2970.45 USD
Availability 8 to 9 Weeks

Qty:

Sale Price $2717.96 USD
Regular Price $2970.45 USD
Availability 8 to 9 Weeks
Quantity

Dwyer SFI-400SS-3/4 Indicator, Sight Flow, 3/4"NPT, Tube, 316SS Body-

Dwyer SFI-400SS-3/4 Indicator, Sight Flow, 3/4"NPT, Tube, 316SS Body
Model: SFI-400SS-3/4

Sale Price $802.82 USD
Regular Price $877.40 USD
Availability 8 to 9 Weeks

Qty:

Sale Price $802.82 USD
Regular Price $877.40 USD
Availability 8 to 9 Weeks
Quantity

Dwyer SFI-400SS-3 Indicator, Sight Flow, 3" NPT, Tube, 316SS Body-

Dwyer SFI-400SS-3 Indicator, Sight Flow, 3" NPT, Tube, 316SS Body
Model: SFI-400SS-3

Sale Price $1891.44 USD
Regular Price $2067.15 USD
Availability 3 to 4 Weeks

Qty:

Sale Price $1891.44 USD
Regular Price $2067.15 USD
Availability 3 to 4 Weeks
Quantity

Dwyer SFI-400SS-2 Indicator, Sight Flow, 2" NPT, Tube, 316SS Body-

Dwyer SFI-400SS-2 Indicator, Sight Flow, 2" NPT, Tube, 316SS Body
Model: SFI-400SS-2

Sale Price $1204.00 USD
Regular Price $1315.85 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $1204.00 USD
Regular Price $1315.85 USD
Availability 2 to 3 Weeks
Quantity

Dwyer SFI-400SS-1/2 Indicator, Sight Flow, 1/2" NPT, Tube, 316SS Body-

Dwyer SFI-400SS-1/2 Indicator, Sight Flow, 1/2" NPT, Tube, 316SS Body
Model: SFI-400SS-1/2

Sale Price $740.01 USD
Regular Price $808.75 USD
Availability 8 to 9 Weeks

Qty:

Sale Price $740.01 USD
Regular Price $808.75 USD
Availability 8 to 9 Weeks
Quantity

Dwyer SFI-400SS-1-1/4 Indicator, Sight Flow, 1-1/4" NPT, Tube, 316SS Body-

Dwyer SFI-400SS-1-1/4 Indicator, Sight Flow, 1-1/4" NPT, Tube, 316SS Body
Model: SFI-400SS-1-1/4

Sale Price $956.63 USD
Regular Price $1045.50 USD
Availability 8 to 9 Weeks

Qty:

Sale Price $956.63 USD
Regular Price $1045.50 USD
Availability 8 to 9 Weeks
Quantity

Dwyer SFI-400SS-1-1/2 Indicator, Sight Flow, 1-1/2" NPT, Tube, 316SS Body-

Dwyer SFI-400SS-1-1/2 Indicator, Sight Flow, 1-1/2" NPT, Tube, 316SS Body
Model: SFI-400SS-1-1/2

Sale Price $1041.00 USD
Regular Price $1137.70 USD
Availability 8 to 9 Weeks

Qty:

Sale Price $1041.00 USD
Regular Price $1137.70 USD
Availability 8 to 9 Weeks
Quantity

Dwyer SFI-400SS-1 Indicator, Sight Flow, 1" NPT, Tube, 316SS Body-

Dwyer SFI-400SS-1 Indicator, Sight Flow, 1" NPT, Tube, 316SS Body
Model: SFI-400SS-1

Sale Price $921.36 USD
Regular Price $1006.95 USD
Availability 8 to 9 Weeks

Qty:

Sale Price $921.36 USD
Regular Price $1006.95 USD
Availability 8 to 9 Weeks
Quantity

Dwyer SFI-400F-4 Indicator, Sight Flow, Tube, 316SS Body-

Dwyer SFI-400F-4 Indicator, Sight Flow, Tube, 316SS Body
Model: SFI-400F-4

Sale Price $2905.08 USD
Regular Price $3174.95 USD
Availability 8 to 9 Weeks

Qty:

Sale Price $2905.08 USD
Regular Price $3174.95 USD
Availability 8 to 9 Weeks
Quantity

Dwyer SFI-400F-3 Indicator, Sight Flow, Tube, 316SS Body-

Dwyer SFI-400F-3 Indicator, Sight Flow, Tube, 316SS Body
Model: SFI-400F-3

Sale Price $2008.93 USD
Regular Price $2195.55 USD
Availability 8 to 9 Weeks

Qty:

Sale Price $2008.93 USD
Regular Price $2195.55 USD
Availability 8 to 9 Weeks
Quantity
Showing 1 to 20 of 105 products
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