Skip to search Skip to main content Skip to navigation

1-800-663-4209 | Welcome to our new website, found an issue or bug? Please report it here

We noticed you are from . Visit your local site for regional offers and live support.
Back To Top

Indicating Flow Meters

10 Products
Sight Flow Indicators, Brass/316 SS, Single/Double Windows, Rotating Impellers

Discover the Sight Flow Indicators series, featuring durable brass or 316 SS construction. Available in single or double windows with rotating impellers for versatile use.

Product Number Material Construction Option Process Connection Size
SFI-100-1/2
$236.65
53  In Stock
Single Window, Impeller, Bronze Body
1/2 in
SFI-100-1
$301.00
148  In Stock
Single Window, Impeller, Bronze Body
1 in
SFI-100-2
$525.35
8  In Stock
Single Window, Impeller, Bronze Body
2 in
SFI-300-1
$331.20
27  In Stock
Double Window, Impeller, Bronze Body
1 in
SFI-300-2
$748.60
Available
in 5 days
Double Window, Impeller, Bronze Body
2 in
  Load More Items from this family (50) ...
SFI-700 Visual Flow Indicators, Brass/316 SS, Red Impeller, Easy Maintenance

MIDWEST Sight Flow Indicator offer threaded process connections. Maintenance is simple with internal wipers. Economical.

Product Number Material Construction Option Process Connection Size
SFI-700SS-1/2
$1,021.65
Available
in 8 days
316 Stainless Steel Body
1/2 in
SFI-700-1
$856.60
Available
in 8 days
Brass Body
1 in
SFI-700-1/2
$657.70
Available
in 8 days
Brass Body
1/2 in
SFI-700-1/4
$538.80
Available
in 5 weeks
Brass Body
1/4 in
SFI-700-3/4
$802.05
1  In Stock
Brass Body
3/4 in
  Load More Items from this family (8) ...
Brass Body Tempered Glass Sight Window for Tank Level Observation

Sight Window has a tough tempered glass window that resists chemical attacks and abrasions. Applications include pressure vessels, coolant tanks, and oil reservoirs.

Product Number Material Construction Option Process Connection Size
SFI-500B-1-1/2
$181.00
Available
in 5 weeks
Brass
1 1/2 in
SFI-500B-1
$126.15
Available
in 5 days
Brass
1 in
SFI-500B-2
$201.40
Available
in 6 days
Brass
2 in
SFI-500CS-1
$155.55
Available
in 5 weeks
Carbon Steel
1 in
SFI-500CS-2
$251.20
Available
in 5 weeks
Carbon Steel
2 in
  Load More Items from this family (10) ...
SFI-400 Premium Sight Flow Indicators, Threaded/Flanged, Cast Iron/SS

The MIDWEST Sight Flow Indicator has a glass tube for clear flow visibility and is made from quality materials, ensuring reliable, long-lasting service at affordable prices.

Product Number Material Construction Option Process Connection Size Process Connection Type
SFI-400SS-1
$980.50
Available
in 3 weeks
316 Stainless Steel
1 in
NPT Female
SFI-400F-1
$914.80
Available
in 5 weeks
316 Stainless Steel
1 in
ANSI Flange
SFI-400F-2
$1,423.10
Available
in 5 weeks
316 Stainless Steel
2 in
ANSI Flange
SFI-400F-3
$2,137.85
Available
in 5 weeks
316 Stainless Steel
3 in
ANSI Flange
SFI-400F-4
$3,091.50
Available
in 5 weeks
316 Stainless Steel
4 in
ANSI Flange
  Load More Items from this family (13) ...
Rugged Flow Indicator & Transmitter, Hall Effect Output, Series SFI-800

The SFI-800 Series Rugged Flow Indicators & Transmitters offer durable, clear plastic construction for easy flow visibility and versatile Hall Effect outputs for monitoring.

Product Number Output Signal Port 1 Size Proof Pressure Volumetric Flow Rate, Max
SFI-800-1/2
$122.80
Available
in 5 weeks
N/A
1/2 in
Up to 150 psi
20 GPM
SFI-800-3/4
$122.80
1  In Stock
N/A
3/4 in
Up to 150 psi
35 GPM
SFI-801-1/2
$122.80
Available
in 5 weeks
N/A
1/2 in
Up to 125 psi
20 GPM
SFI-801-3/4
$122.80
Available
in 5 days
N/A
3/4 in
Up to 125 psi
35 GPM
SFI-800-1/2-A711
$283.10
Available
in 5 weeks
DC Pulse
1/2 in
Up to 150 psi
20 GPM
  Load More Items from this family (3) ...
SFI-100T Sight Flow Indicator & Transmitter for HVAC & Chillers

The SFI-100T Sight Flow Indicator & Transmitter features a durable brass body and a clear glass window for easy flow monitoring in HVAC and chiller systems.

Product Number Volumetric Flow Rate, Max
SFI-100T-3/4-A711T
$508.60
Available
in 3 weeks
35 GPM
SFI-100T-1/2-A711T
$508.60
Available
in 5 weeks
20 GPM
SFI-300F: 300°F Sight Flow Indicators, ANSI Flange, Dual Windows, SS/CS Body

MIDWEST Sight Flow Indicator has a double window with no moving indicator and the window is removable for easy service and replacement.

Product Number Material Construction Option Process Connection Size
SFI-350FCS-2
$1,344.50
Available
in 7 days
No Moving Indicator
2 in
SFI-350FCS-3
$2,108.75
Available
in 7 days
No Moving Indicator
3 in
SFI-350FCS-4
$3,154.45
Available
in 7 days
No Moving Indicator
4 in
SFI-350FCS-6
$5,411.20
Available
in 7 days
No Moving Indicator
6 in
SFI-350FSS-2
$2,339.25
Available
in 7 days
No Moving 316 Stainless Steel Flapper
2 in
  Load More Items from this family (5) ...
RTI2 Flow Rate & Total Indicator – Displays flow, generates outputs

Rate/Total Indicator takes the pulse output signal from compatible flowmeters and displays flow rate and total, and provides output signals

Product Number Mounting Orientation
RTI2-M
$1,205.15
Available
in 5 weeks
Meter Mounted
RTI2-P
$1,197.90
Available
in 5 weeks
Panel Mount
RTI2-W
$1,205.15
Available
in 4 weeks
Wall Mount
Sight Flow Transmitter, 4-20 mA Output, 316 SS/Polycarbonate Cover

The Series SF Sight Flow Transmitter features a durable 316 SS or clear polycarbonate cover, providing accurate flow measurement with a 4-20 mA output for various applications.

Product Number Proof Pressure
SF10
$1,095.50
Available
in 5 days
N/A
SF11
$1,095.50
Available
in 4 weeks
Up to 200 psi
Glass Sight Window, Steel Body, NPT 1/4-2 in, for Tanks & Vessels

Sight Window has fused glass style sight windows which feature glass to metal bond for reliability. Windows are clear and flush with front face.

Product Number Process Connection Size
SFI-550-1
$47.55
Available
in 5 days
1 in
SFI-550-2
$111.05
58  In Stock
2 in
SFI-550-1/2
$31.60
Available
in 5 days
1/2 in
SFI-550-1/4
$23.80
Available
in 5 weeks
1/4 in
SFI-550-3/4
$36.95
Available
in 5 days
3/4 in
  Load More Items from this family (3) ...

Indicating Flow Meters

Indicating flow meters measure and display liquid or gas flow rates in real-time, offering prec...
[+]
Searching for your items
en-US
en
Save Configuration