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 $259.04 USD
Regular Price $283.10 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $259.04 USD
Regular Price $283.10 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 $112.36 USD
Regular Price $122.80 USD
Availability 1 to 2 Weeks

Qty:

Sale Price $112.36 USD
Regular Price $122.80 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 $259.04 USD
Regular Price $283.10 USD
Availability 1 Week

Qty:

Sale Price $259.04 USD
Regular Price $283.10 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 $112.36 USD
Regular Price $122.80 USD
Availability 1 to 2 Weeks

Qty:

Sale Price $112.36 USD
Regular Price $122.80 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 $93.92 USD
Regular Price $102.65 USD
Availability 1 to 2 Weeks

Qty:

Sale Price $93.92 USD
Regular Price $102.65 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 $184.28 USD
Regular Price $201.40 USD
Availability 1 Week

Qty:

Sale Price $184.28 USD
Regular Price $201.40 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 $150.01 USD
Regular Price $163.95 USD
Availability 1 to 2 Weeks

Qty:

Sale Price $150.01 USD
Regular Price $163.95 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 $165.62 USD
Regular Price $181.00 USD
Availability 1 to 2 Weeks

Qty:

Sale Price $165.62 USD
Regular Price $181.00 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 $115.43 USD
Regular Price $126.15 USD
Availability 1 to 2 Weeks

Qty:

Sale Price $115.43 USD
Regular Price $126.15 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 $2646.50 USD
Regular Price $2892.35 USD
Availability 8 to 9 Weeks

Qty:

Sale Price $2646.50 USD
Regular Price $2892.35 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 $781.73 USD
Regular Price $854.35 USD
Availability 8 to 9 Weeks

Qty:

Sale Price $781.73 USD
Regular Price $854.35 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 $1841.71 USD
Regular Price $2012.80 USD
Availability 3 to 4 Weeks

Qty:

Sale Price $1841.71 USD
Regular Price $2012.80 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 $1172.34 USD
Regular Price $1281.25 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $1172.34 USD
Regular Price $1281.25 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 $720.56 USD
Regular Price $787.50 USD
Availability 8 to 9 Weeks

Qty:

Sale Price $720.56 USD
Regular Price $787.50 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 $931.47 USD
Regular Price $1018.00 USD
Availability 8 to 9 Weeks

Qty:

Sale Price $931.47 USD
Regular Price $1018.00 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 $1013.64 USD
Regular Price $1107.80 USD
Availability 8 to 9 Weeks

Qty:

Sale Price $1013.64 USD
Regular Price $1107.80 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 $897.16 USD
Regular Price $980.50 USD
Availability 8 to 9 Weeks

Qty:

Sale Price $897.16 USD
Regular Price $980.50 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 $2828.72 USD
Regular Price $3091.50 USD
Availability 8 to 9 Weeks

Qty:

Sale Price $2828.72 USD
Regular Price $3091.50 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 $1956.13 USD
Regular Price $2137.85 USD
Availability 8 to 9 Weeks

Qty:

Sale Price $1956.13 USD
Regular Price $2137.85 USD
Availability 8 to 9 Weeks
Quantity
Showing 1 to 20 of 105 products
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