Skip to search Skip to main content Skip to navigation

Alert: DwyerOmega offices and shipping warehouses will be closed for the holidays Dec. 24-26, 2025 and Jan 1-2, 2026

Search DwyerOmega

All Products
Resources
Services
Our Brands
Configurables
Company Information
- About Us
  - About Us
- Careers
  - Careers
Australia Brazil Canada Canada(FR) China Denmark France Germany India Italy Japan Korea Malaysia Mexico Netherlands Philippines Singapore Spain Taiwan Thailand United States United Kingdom

Home
See Flow
See Flow Meters & Sensors
Variable Area Flow Meters

We noticed you are in , please visit your local site by clicking the below link for regional offers and support.

Stay here.

Go to the site >

Configuration complete.
Please add to cart to keep it or exit the configuration

Failed to Save Configurations, Click on Configure Button Start Again

price

$0-$49.99 (1)
$50-$199.99 (13)
$200-$499.99 (25)
$500-$999.99 (14)
$1,000-$9,999.99 (10)

In Stock

sku_availability

brand

Dwyer (4)
Omega (38)

configurable

Media Compatibility

Clean process / cooling water (30)
Fuel gases (1)
Helium (1)
HVAC / room air (23)
Hydraulic fluids (8)
Inert / non-reactive gases (4)

Clean process / cooling water (30)
Fuel gases (1)
Helium (1)
HVAC / room air (23)
Hydraulic fluids (8)
Inert / non-reactive gases (4)
Nitrogen (1)
Oil (7)
Oils / lubricants (7)
Oxygen (1)
Water (1)

More Options Show Less

Process Connection Size

1 1/2 in (5)
1 1/4 in (4)
1 in (13)
1/2 in (15)
1/4 in (7)
1/8 in (16)

1 1/2 in (5)
1 1/4 in (4)
1 in (13)
1/2 in (15)
1/4 in (7)
1/8 in (16)
3/4 in (8)
3/8 in (4)

More Options Show Less

Air Flow, Max

0 m³/s (7)
0.0 m³/s (2)
0.5 l/min (1)
1 l/min (3)
1 SCFH (1)
1 SCFM (1)

0 m³/s (7)
0.0 m³/s (2)
0.5 l/min (1)
1 l/min (3)
1 SCFH (1)
1 SCFM (1)
1.2 SCFM (1)
1.4 SLM (1)
1.5 SCFM (1)
1.8 l/min (1)
1.15 l/min (1)
1.25 l/min (1)
2 l/min (1)
2 SCFH (1)
2.5 l/min (2)
2.6 SCFH (2)
2.75 SLM (1)
3 l/min (1)
3 SCFH (1)
3.5 SCFM (2)
3.5 SLM (1)
4 l/min (2)
4 SCFM (2)
4.2 SCFM (1)
5 l/min (2)
5 SCFH (1)
5 SCFM (1)
5.0 SCFM (2)
5.77 SCCM (2)
6 SCFH (1)
6.5 l/min (1)
6.8 SCFM (1)
7 ml/min (1)
8 SCFM (1)
8.2 SCFM (1)
8.3 SCCM (1)
8.5 SCFH (1)
8.5 SCFM (1)
8.5 SLM (1)
9 SCFM (1)
10 l/min (2)
10 SCFH (2)
10.0 SCFM (2)
12 l/min (1)
12 SCFM (1)
15 SCFH (1)
16 l/min (2)
16 SCFM (1)
16 SLM (1)
16.77 SCCM (2)
17 l/min (1)
18 SCFH (1)
20 l/min (2)
20 SCFM (2)
20.0 SCFM (1)
21.5 SCFM (1)
22 SLM (1)
23 l/min (1)
25 l/min (2)
25 ml/min (1)
25 SCFH (1)
25 SCFM (2)
26 l/min (1)
30 SCFH (1)
32.99 SCCM (2)
35 SCFH (1)
40 l/min (1)
40 SCFH (1)
42 l/min (1)
48.5 SCCM (2)
48.7 SCCM (2)
50 l/min (2)
50 ml/min (1)
50 SCFH (1)
50 SCFM (4)
50 SLM (1)
52 ml/min (1)
60 l/min (1)
60 SCFH (1)
62 SCFM (1)
72.0 SCCM (1)
75 ml/min (1)
92 SCCM (1)
92.0 SCCM (1)
95 SCFH (1)
100 l/min (2)
100 ml/min (1)
100 SCFH (2)
100 SCFM (1)
104 SCCM (1)
104.0 SCCM (1)
130 ml/min (1)
140 l/min (1)
140 SCCM (1)
140.0 SCCM (1)
141.5 SCCM (2)
145.0 SCCM (1)
150 ml/min (1)
150 SCFH (1)
150 SCFM (2)
159.0 SCCM (1)
180 SCFH (1)
200 ml/min (1)
200 SCFH (1)
202 SCCM (1)
202.0 SCCM (1)
225 SCFH (1)
250 ml/min (1)
263 SCCM (1)
263.0 SCCM (1)
266 l/min (1)
298.0 SCCM (1)
299.0 SCCM (1)
300 l/min (1)
300 ml/min (1)
330 SCFM (1)
374 SCCM (1)
374.0 SCCM (1)
400 SCFM (1)
454 SCCM (1)
454.0 SCCM (1)
500 ml/min (1)
500.0 SCFM (1)
513.0 SCCM (1)
522 SCCM (1)
522.0 SCCM (1)
800 ml/min (1)
814.0 ml/min (1)
814.0 SCCM (1)
818 SCCM (1)
818.0 SCCM (1)
1000 ml/min (1)
1000 SCFM (2)
1056 SCCM (1)
1056.0 SCCM (1)
1092.0 SCCM (1)
1222 SCCM (1)
1222.0 SCCM (1)
1249.0 SCCM (1)
1400 cm³/min (1)
1623.0 SCCM (1)
1682 SCCM (1)
1682.0 ml/min (1)
1682.0 SCCM (1)
1946.0 SCCM (1)
2008.0 cm³/min (1)
2040.0 SCCM (1)
2313.0 ml/min (1)
2313.0 SCCM (1)
2704.0 SCCM (1)
3680.0 SCCM (1)
3807 SCCM (1)
3807.0 SCCM (1)
3903.0 cm³/min (1)
4000 l/min (1)
4562 SCCM (1)
4562.0 SCCM (1)
4922.0 SCCM (1)
5000.0 SCCM (1)
5739.0 SCCM (1)
7590.0 SCCM (1)
8144.0 SCCM (1)
8678 SCCM (1)
8678.0 SCCM (1)
11887.0 SCCM (1)
12058 SCCM (1)
12058.0 SCCM (1)
16737 SCCM (1)
16737.0 SCCM (1)
24680 SCCM (1)
24680.0 SCCM (1)
28326.0 SCCM (1)
29364.0 SCCM (1)
41512 SCCM (1)
41512.0 SCCM (1)
42094 SCCM (1)
42094.0 SCCM (1)
58500 SCCM (1)
58500.0 SCCM (1)
59494.0 SCCM (1)

More Options Show Less

Water Flow, Max

0 m³/s (6)
0.07 SCCM (1)
0.8 GPM (1)
0.25 GPM (2)
0.28 SCCM (1)
0.53 SCCM (1)

0 m³/s (6)
0.07 SCCM (1)
0.8 GPM (1)
0.25 GPM (2)
0.28 SCCM (1)
0.53 SCCM (1)
0.59 SCCM (1)
0.62 SCCM (1)
0.85 SCCM (1)
0.99 SCCM (1)
0.251 SCCM (1)
1 GPM (5)
1 l/min (1)
1 ml/min (1)
1.2 GPM (2)
1.2 l/min (1)
1.75 SCCM (1)
1.92 SCCM (1)
2 GPM (9)
2 l/min (1)
2.38 SCCM (1)
2.45 SCCM (1)
2.64 SCCM (1)
3 l/h (1)
3 SCCM (1)
3.5 GPM (1)
3.8 GPM (1)
4 gal/h (1)
4 GPM (2)
4.7 SCCM (2)
5 GPM (10)
5.5 SCCM (1)
5.78 SCCM (1)
6 ml/min (1)
8 gal/h (1)
8.5 SCCM (1)
9.96 SCCM (1)
10 GPM (7)
12 gal/h (1)
12 SCCM (1)
14 GPM (1)
15 GPM (5)
16 gal/h (1)
16 GPM (1)
17 GPM (1)
20 GPM (4)
20 ml/min (1)
20.4 ml/min (1)
20.4 SCCM (1)
20.8 SCCM (1)
22 gal/h (1)
22 GPM (1)
25 gal/h (1)
25 GPM (1)
25 ml/min (1)
26.1 SCCM (1)
26.97 SCCM (1)
30 GPM (4)
33.7 SCCM (1)
36.74 SCCM (1)
39.7 SCCM (1)
40 GPM (2)
44 gal/h (1)
44.6 ml/min (1)
45 l/min (1)
46 SCCM (1)
50 gal/h (1)
50 GPM (2)
50 ml/min (1)
53.5 SCCM (1)
54 ml/min (1)
55.6 SCCM (1)
60 gal/h (1)
60 SCCM (1)
61 SCCM (1)
75 gal/h (1)
75 GPM (1)
84.3 SCCM (1)
100 GPM (1)
103.5 SCCM (1)
115 ml/min (1)
125 ml/min (1)
126 SCCM (1)
130.4 SCCM (1)
150 GPM (1)
150 ml/min (1)
150 SCCM (1)
160 SCCM (1)
169.8 SCCM (1)
210 SCCM (1)
216.6 SCCM (1)
217 SCCM (1)
225 SCCM (1)
250 ml/min (2)
250 SCCM (1)
315 SCCM (1)
364 SCCM (1)
400 ml/min (1)
500 ml/min (2)
506 SCCM (1)
660 SCCM (1)
745 SCCM (1)
750 ml/min (1)
798 SCCM (1)
829 SCCM (1)
1000 ml/min (1)
1261 SCCM (1)
1288 SCCM (1)
1650 cm³/min (1)
1866 SCCM (1)
1881 SCCM (1)
2000 ml/min (1)
2650 cm³/min (1)
5000 ml/min (1)

More Options Show Less

Materials, Wetted

302 Stainless Steel (3)
316 Stainless Steel (21)
Acetal (1)
Acrylic (9)
Aluminum (14)
Borosilicate (15)

302 Stainless Steel (3)
316 Stainless Steel (21)
Acetal (1)
Acrylic (9)
Aluminum (14)
Borosilicate (15)
Brass (15)
Buna-N (NBR) (15)
Carbon Steel (2)
Ceramic (7)
EPR (5)
FEP (2)
FKM (22)
Fluoroelastomer (1)
Glass (12)
Nickel Plated Brass (1)
PCTFE (Polychlorotrifluoroethylene) (4)
Perfluoroelastomer (2)
Polycarbonate (2)
Polypropylene (7)
Polysulfone (5)
PPS (2)
PTFE (7)
PVC (6)
PVDF (1)
Sapphire (10)
Silicone (3)
Stainless Steel (21)
Strontium Ferrite (1)
Tungsten Carbide (7)

More Options Show Less

Operating Pressure, Max

100.0 psi (7)
125.0 psi (3)
150.0 psi (5)
200.0 psi (13)
250.0 psi (2)
325.0 psi (3)

100.0 psi (7)
125.0 psi (3)
150.0 psi (5)
200.0 psi (13)
250.0 psi (2)
325.0 psi (3)
600.0 psi (1)
1000.0 psi (4)
3500.0 psi (5)
6000.0 psi (2)

More Options Show Less

Materials

316 Stainless Steel (12)
Acetal (1)
Acrylic (2)
Aluminum (11)
Brass (7)
FKM (2)

316 Stainless Steel (12)
Acetal (1)
Acrylic (2)
Aluminum (11)
Brass (7)
FKM (2)
N/A (1)
PCTFE (1)
Perfluoroalkoxy (1)
Polycarbonate (9)
Polypropylene (2)
Polysulfone (3)
PTFE (2)
PVC (2)
Stainless Steel (10)

More Options Show Less

Gas Flow, Max

0 m³/s (4)
2 GPM (1)
10 SCFH (1)
10 SCFM (1)
20 SCFM (1)
25 l/min (1)

0 m³/s (4)
2 GPM (1)
10 SCFH (1)
10 SCFM (1)
20 SCFM (1)
25 l/min (1)
25 SCFM (1)
30 SCFM (1)
50 l/min (1)
50 SCFH (1)
50 SCFM (1)
70 l/min (1)
100 l/min (1)
100 SCFH (2)
100 SCFM (1)
200 SCFH (1)
400 SCFH (1)
500 cm³/min (1)
600 SCFH (1)
700 l/min (1)
1000 SCFH (1)
1200 SCFH (1)
1400 l/min (1)
1800 SCFH (1)
2800 l/min (1)

More Options Show Less

Air Flow, Min

0 m³/s (1)
0.1 l/min (3)
0.1 SCFH (1)
0.1 SCFM (1)
0.2 l/min (2)
0.2 SCFH (1)

0 m³/s (1)
0.1 l/min (3)
0.1 SCFH (1)
0.1 SCFM (1)
0.2 l/min (2)
0.2 SCFH (1)
0.3 l/min (1)
0.4 l/min (3)
0.04 l/min (1)
0.4 SCFH (1)
0.4 SCFM (2)
0.5 l/min (1)
0.5 SCFM (3)
0.6 SCFH (1)
0.7 ml/min (1)
0.8 SCFM (1)
0.9 SCFM (1)
0.12 SCFM (1)
0.14 SLM (1)
0.15 SCFM (1)
0.18 l/min (1)
0.25 l/min (1)
0.26 SCFH (2)
0.35 SCFM (2)
0.35 SLM (1)
0.42 SCFM (1)
0.65 l/min (1)
0.68 SCFM (1)
0.82 SCFM (1)
0.83 SCCM (1)
0.85 SCFH (1)
0.85 SCFM (1)
0.85 SLM (1)
0.115 l/min (1)
0.125 l/min (1)
0.275 SLM (1)
0.577 SCCM (2)
1 l/min (1)
1.0 l/min (2)
1.0 SCFH (2)
1.0 SCFM (2)
1.2 SCFH (1)
1.6 l/min (2)
1.6 SCFM (1)
1.6 SLM (1)
1.7 l/min (1)
1.8 SCFH (1)
1.677 SCCM (2)
2 l/min (1)
2.0 l/min (1)
2.0 SCFM (4)
2.2 SLM (1)
2.3 l/min (1)
2.5 l/min (1)
2.5 ml/min (1)
2.5 SCFH (1)
2.5 SCFM (1)
2.6 l/min (1)
2.15 SCFM (1)
3.0 SCFH (1)
3.0 SCFM (1)
3.5 SCFH (1)
3.299 SCCM (2)
4 l/min (1)
4 SCFH (1)
4.0 l/min (1)
4.2 l/min (1)
4.85 SCCM (2)
4.87 SCCM (2)
5 l/min (1)
5.0 ml/min (1)
5.0 SCFM (4)
5.0 SLM (1)
5.2 ml/min (1)
6.0 l/min (2)
6.0 SCFH (1)
6.0 SCFM (1)
6.2 SCFM (1)
7.2 SCCM (1)
7.5 ml/min (1)
9.2 SCCM (2)
9.5 SCFH (1)
10 l/min (1)
10.0 l/min (1)
10.0 ml/min (1)
10.0 SCFH (2)
10.0 SCFM (1)
10.4 SCCM (2)
12 SCFH (1)
13.0 ml/min (1)
14.0 l/min (1)
14.0 SCCM (2)
14.5 SCCM (1)
14.15 SCCM (2)
15 SCFH (1)
15.0 ml/min (1)
15.0 SCFM (2)
15.9 SCCM (1)
18.0 SCFH (1)
20.0 ml/min (1)
20.2 SCCM (2)
25 SCFH (1)
25.0 ml/min (1)
25.0 SCFM (1)
26 l/min (1)
26.3 SCCM (2)
29.8 SCCM (1)
29.9 SCCM (1)
30.0 l/min (1)
30.0 ml/min (1)
30.0 SCFM (1)
37.4 SCCM (2)
45.4 SCCM (2)
50.0 ml/min (1)
50.0 SCFM (1)
51.3 SCCM (1)
52.2 SCCM (2)
80.0 ml/min (1)
81.4 ml/min (1)
81.4 SCCM (1)
81.8 SCCM (2)
100.0 ml/min (1)
100.0 SCFM (2)
105.6 SCCM (2)
109.2 SCCM (1)
122.2 SCCM (2)
124.9 SCCM (1)
140 cm³/min (1)
162.3 SCCM (1)
168.2 ml/min (1)
168.2 SCCM (2)
194.6 SCCM (1)
204.0 SCCM (1)
231.3 ml/min (1)
231.3 SCCM (1)
270.4 SCCM (1)
368.0 SCCM (1)
380.7 SCCM (2)
400.0 l/min (1)
456.2 SCCM (2)
492.2 SCCM (1)
500.0 SCCM (1)
573.9 SCCM (1)
759.0 SCCM (1)
814.4 SCCM (1)
867.8 SCCM (2)
1188.7 SCCM (1)
1205.8 SCCM (2)
1673.7 SCCM (2)
2468.0 SCCM (2)
2832.6 SCCM (1)
2936.4 SCCM (1)
4151.2 SCCM (2)
4209.4 SCCM (2)
5850.0 SCCM (2)
5949.4 SCCM (1)

More Options Show Less

Process Temperature, Max

38.0 °C (2)
54.0 °C (3)
60.0 °C (1)
65.0 °C (4)
66.0 °C (2)
71.0 °C (1)

38.0 °C (2)
54.0 °C (3)
60.0 °C (1)
65.0 °C (4)
66.0 °C (2)
71.0 °C (1)
93.0 °C (4)
116.0 °C (9)
121.0 °C (15)

More Options Show Less

Accuracy

± 2 % (17)
± 3 % (6)
± 4 % (4)
± 5 % (21)
± 6 % (4)

Process Connection Type

BSPP Female (1)
BSPT Male (1)
Dual size sweat fitting (1)
NPT Female (40)
NPT Male (5)

Valve Included

true (18)

Float Type

316 Stainless Steel (9)
Borosilicate Glass (10)
Carboloy (7)
Rib-Guided (1)
Sapphire (8)
Stainless Steel (1)

316 Stainless Steel (9)
Borosilicate Glass (10)
Carboloy (7)
Rib-Guided (1)
Sapphire (8)
Stainless Steel (1)
Tantalum (1)

More Options Show Less

Scale

Digital (1)
Direct Read (34)

Scale Length

2 in (2)
4 in (1)
5 in (1)
6 to 7 in (1)
10 in (1)
50 mm (1)

2 in (2)
4 in (1)
5 in (1)
6 to 7 in (1)
10 in (1)
50 mm (1)
65 mm (9)
75 mm (1)
100 mm (1)
127 mm (5)
150 mm (6)
250 mm (1)

More Options Show Less

Scale Media Calibration

Air @ 100 psi (4)
N/A (2)
Oil (8)
Water (13)

compliance

CE (6)
RoHS3 (16)

Variable Area Flow Meters

Grid Table

Sort by:

42 Products

Added to Your Shopping Cart

Precision Flowmeters: 2", 5", 10" Scales, NIST Calibration available, Mountable

Discover the Precision Flowmeters by Rate-Master®, featuring 2", 5", and 10" scales. Ideal for gas and liquid applications, they offer easy installation and accurate readings.

View Specs

See More Items from this Family (20)

Added to Your Shopping Cart