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Flow Switches

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price

$0-$49.99 (1)
$50-$199.99 (7)
$200-$499.99 (11)
$500-$999.99 (11)
$1,000-$100,000 (2)

In Stock

sku_availability

Max Operating Pressure

150 psi (3)
1000 psig (69 bar) (3)
2000 psig (138 bar) (3)
300 psi (2)
100 psi (2)
362 psi (1)

150 psi (3)
1000 psig (69 bar) (3)
2000 psig (138 bar) (3)
300 psi (2)
100 psi (2)
362 psi (1)
114 psi (6.9 bar) with compression fitting. 50 psi (3.4 bar) with tubing clamp (1)
125 psi (1)
125 psi (6.9 bar) with compression fitting. 50 psi (3.4 bar) with tubing clamp (1)
102 psi (6.9 bar) with compression fitting. 50 psi (3.4 bar) with tubing clamp (1)
101 psi (6.9 bar) with compression fitting. 50 psi (3.4 bar) with tubing clamp (1)
113 psi (6.9 bar) with compression fitting. 50 psi (3.4 bar) with tubing clamp (1)
200 psi (1)
250 psi (17.2 bar) (1)
120 psi (1)
128 psi (6.9 bar) with compression fitting. 50 psi (3.4 bar) with tubing clamp (1)
100 psi (6.9 bar) with compression fitting. 50 psi (3.4 bar) with tubing clamp (1)
124 psi (6.9 bar) with compression fitting. 50 psi (3.4 bar) with tubing clamp (1)
4,351 psi (1)
112 psi (6.9 bar) with compression fitting. 50 psi (3.4 bar) with tubing clamp (1)
117 psi (6.9 bar) with compression fitting. 50 psi (3.4 bar) with tubing clamp (1)
1450 psi (100 bar) (1)
111 psi (6.9 bar) with compression fitting. 50 psi (3.4 bar) with tubing clamp (1)
123 psi (6.9 bar) with compression fitting. 50 psi (3.4 bar) with tubing clamp (1)
106 psi (6.9 bar) with compression fitting. 50 psi (3.4 bar) with tubing clamp (1)
118 psi (6.9 bar) with compression fitting. 50 psi (3.4 bar) with tubing clamp (1)
110 psi (6.9 bar) with compression fitting. 50 psi (3.4 bar) with tubing clamp (1)
365 psi (1)
107 psi (6.9 bar) with compression fitting. 50 psi (3.4 bar) with tubing clamp (1)
122 psi (6.9 bar) with compression fitting. 50 psi (3.4 bar) with tubing clamp (1)
119 psi (6.9 bar) with compression fitting. 50 psi (3.4 bar) with tubing clamp (1)
105 psi (6.9 bar) with compression fitting. 50 psi (3.4 bar) with tubing clamp (1)
121 psi (6.9 bar) with compression fitting. 50 psi (3.4 bar) with tubing clamp (1)
108 psi (6.9 bar) with compression fitting. 50 psi (3.4 bar) with tubing clamp (1)
116 psi (6.9 bar) with compression fitting. 50 psi (3.4 bar) with tubing clamp (1)
355 psi (1)
104 psi (6.9 bar) with compression fitting. 50 psi (3.4 bar) with tubing clamp (1)
120 psi (6.9 bar) with compression fitting. 50 psi (3.4 bar) with tubing clamp (1)
127 psi (6.9 bar) with compression fitting. 50 psi (3.4 bar) with tubing clamp (1)
115 psi (6.9 bar) with compression fitting. 50 psi (3.4 bar) with tubing clamp (1)
109 psi (6.9 bar) with compression fitting. 50 psi (3.4 bar) with tubing clamp (1)
103 psi (6.9 bar) with compression fitting. 50 psi (3.4 bar) with tubing clamp (1)
126 psi (6.9 bar) with compression fitting. 50 psi (3.4 bar) with tubing clamp (1)

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Features

Standard (2)
5.00 GPM Switch Point (2)
Switch Type Selectable, NO or NC (2)
1.00 GPM Switch Point (2)
For 3" to 10" Pipe Sizes (1)
For 10" to 48" Pipe Sizes (1)

Standard (2)
5.00 GPM Switch Point (2)
Switch Type Selectable, NO or NC (2)
1.00 GPM Switch Point (2)
For 3" to 10" Pipe Sizes (1)
For 10" to 48" Pipe Sizes (1)
CE approved Flow or no-flow controller (1)
24 Vdc Cable gland (1)
For 1" Pipe Sizes (1)
24 Vdc (1)
Not Applicable (1)
0.25 GPM Switch Point (1)
Field Adjustable Vane (1)
2.00 GPM Switch Point (1)
For 1¹⁄₂" to 2¹⁄₂" Pipe Sizes (1)
Trimmable Vane (1)
CE approved dual flow or no-flow controller (1)
Mounting Clip and Clamp (1)
1 3/8" Insertion Length (1)
2.50 GPM Switch Point (1)
240 Vac (1)
Dual Flow or no-flow controller (1)
3" Insertion Length (1)
Flow or no-flow controller (1)
0.50 GPM Switch Point (1)
3.15" Finger Guard (1)
0.07 GPM Switch Point (1)
4.72" Finger Guard (1)
2" Insertion Length (1)
Fixed Probe (1)
Remote Probe (1)

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Process Connection Size

1" (5)
3/4" (4)
2" to 12" (3)
3/4" to 1 1/2" (3)
1/2" (3)
5/16" (1)

1" (5)
3/4" (4)
2" to 12" (3)
3/4" to 1 1/2" (3)
1/2" (3)
5/16" (1)
2" NPT (1)
1/2" male NPT (1)
1-1/2" (1)
1 1/4" NPT (1)
1 1/4" (1)
1" NPT (1)
3/8" (1)
1 1/2" NPT (1)
3/4" NPT (1)
1/4" (1)
1/2" NPT (1)

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Wetted Materials

PP, PVDF (3)
Brass (2)
PVDF (2)
Brass, 316 SS, Phosphor Bronze, EPDM (2)
Iron, 301 SS, 302 SS, Ceramic (1)
303 SS, 301 SS, 302 SS, Ceramic (1)

PP, PVDF (3)
Brass (2)
PVDF (2)
Brass, 316 SS, Phosphor Bronze, EPDM (2)
Iron, 301 SS, 302 SS, Ceramic (1)
303 SS, 301 SS, 302 SS, Ceramic (1)
316 SS, 304 SS, Brass, EPDM (1)
Plastic (1)
304 SS (1)
316 SS, Polypropylene, Polyphenylene Sulfide, FKM (1)
304 SS, Aluminum (1)
Body Nylon 12 O-rings Buna-N (optional materials available) Float Black glass, K monel, stainless steel, tungsten carbide (1)
Polypropylene, 316 SS, FKM (1)
301 SS, 303 SS, Ceramic 8 (1)
316 SS, Polyphenylene Sulfide, FKM (1)
Polypropylene (1)
304 SS, 301 SS, 302 SS, Ceramic (1)
Brass, SS, Polypropylene, Noryl (1)
316 SS (1)
Brass, 301 SS, 302 SS, Ceramic (1)
Brass, 316 SS, Phosphor Bronze, EPDM, FKM, PTFE (1)
Brass, 316 SS, Phosphor Bronze, EPDM, PVC (1)
301 SS, Brass, Ceramic 8 (1)
316SS (1)

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Scale

1-10 SCFH AIR (1)
1-10 LPM AIR (1)
0.1-0.5 LPM AIR (1)
5-60 GPH WATER (1)
10-100 SCFH AIR (1)
10-100 LPM AIR (1)

1-10 SCFH AIR (1)
1-10 LPM AIR (1)
0.1-0.5 LPM AIR (1)
5-60 GPH WATER (1)
10-100 SCFH AIR (1)
10-100 LPM AIR (1)
5-500 CC/MIN WATER (1)
5-50 CC/MIN WATER (1)
0.3-3.5 LPM WATER (1)
2.5-25 LPM AIR (1)
20-200 SCFH AIR (1)
0.1-1.1 LPM WATER (1)
2-20 SCFH AIR (1)
20-200 CC/MIN WATER (1)
0.25-2.5 LPM AIR (1)
0.5-5 LPM AIR (1)
5-50 SCFH AIR (1)
0.25-2.5 LPM WATER (1)
10-150 CC/MIN (1)
30-300 SCFH AIR (1)
1-16 GPH WATER (1)
1-8 GPH WATER (1)
5-50 LPM AIR (1)
0.2-1.2 LPM AIR (1)
15-150 LPM AIR (1)
4-40 GPH WATER (1)

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Process Connection Type

NPT male (9)
NPT Female (4)
NPT (2)
PT (1)
G Thread Female (1)
male NPT (1)

NPT male (9)
NPT Female (4)
NPT (2)
PT (1)
G Thread Female (1)
male NPT (1)
Compression Fitting (1)
G Thread Male (1)

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Switch Rating and Type

10 A SPDT (3)
15 A SPDT (3)
1 A SPST Relay (2)
10 A DPDT (2)
NO (1)
10 VA SPST (1)

10 A SPDT (3)
15 A SPDT (3)
1 A SPST Relay (2)
10 A DPDT (2)
NO (1)
10 VA SPST (1)
SPDT (1)
5 A SPDT (1)
26 VA SPST (1)
2 SPST NO Relays (1)
20 VA SPST (1)
1.5 A SPST (1)
50 VA SPST (1)
NC (1)

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Gas Flow Range

2.5-25 LPM AIR (1)
1-10 SCFH AIR (1)
20-200 SCFH AIR (1)
0.5-5 SCFH AIR (1)
2-20 SCFH AIR (1)
1-10 LPM AIR (1)

2.5-25 LPM AIR (1)
1-10 SCFH AIR (1)
20-200 SCFH AIR (1)
0.5-5 SCFH AIR (1)
2-20 SCFH AIR (1)
1-10 LPM AIR (1)
0.1-0.5 LPM AIR (1)
0.25-2.5 LPM AIR (1)
0.5-5 LPM AIR (1)
5-50 SCFH AIR (1)
30-300 SCFH AIR (1)
5-50 LPM AIR (1)
10-100 SCFH AIR (1)
10-100 LPM AIR (1)
0.2-1.2 LPM AIR (1)
15-150 LPM AIR (1)
0.2-1.2 SCFH AIR (1)
0.5-2.5 SCFH AIR (1)
None (1)

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compliance

RoHS3 (10)
CE (8)

Media Type

Liquid (9)
Liquid, Gas (4)
Air (2)
Water (1)
Compatible gases and liquids (1)
Gas (1)

Connection Size

3/4 (3)
3/4" Pipe Size (1)
1 1/2 (1)
1 1/2" Pipe Size (1)
Not Applicable (1)
1-1/2" to 20" (DN 40 to 500) Pipe Size (1)

3/4 (3)
3/4" Pipe Size (1)
1 1/2 (1)
1 1/2" Pipe Size (1)
Not Applicable (1)
1-1/2" to 20" (DN 40 to 500) Pipe Size (1)
3.0 x 3/4 (1)
1" Pipe Size (1)
12 mm (0.47 in) (1)
1/2 (1)
1 1/4" Pipe Size (1)
2" Pipe Size (1)
1/2" Pipe Size (1)
1/2 to 2" Pipe Size (1)

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Liquid Flow Range

10-150 CC/MIN WATER (1)
5-60 GPH WATER (1)
1-16 GPH WATER (1)
1-8 GPH WATER (1)
0.3-3.5 LPM WATER (1)
0.1-1.1 LPM WATER (1)

10-150 CC/MIN WATER (1)
5-60 GPH WATER (1)
1-16 GPH WATER (1)
1-8 GPH WATER (1)
0.3-3.5 LPM WATER (1)
0.1-1.1 LPM WATER (1)
20-200 CC/MIN WATER (1)
5-500 CC/MIN WATER (1)
5-50 CC/MIN WATER (1)
4-40 GPH WATER (1)
None (1)
0.25-2.5 LPM WATER (1)

More Options Show Less

Flow Range

1.8 to 2.4 GPM (1)
4 to 132 GPM (1)
0.07 to 2 GPM (1)
3 to 1200 GPM (11.67 TO 9083 LPM) WATER 17 TO 5500 SCFM (8 TO 4700 LPS) AIR (1)
4 to 8 GPM (1)
0.9 to 1.1 GPM (1)

1.8 to 2.4 GPM (1)
4 to 132 GPM (1)
0.07 to 2 GPM (1)
3 to 1200 GPM (11.67 TO 9083 LPM) WATER 17 TO 5500 SCFM (8 TO 4700 LPS) AIR (1)
4 to 8 GPM (1)
0.9 to 1.1 GPM (1)
See Product Specs (1)
4 to 500 GPM (1)
0.12 to 8 GPM (1)
6 to 70 GPM (1)
3.5 to 4.4 GPM (1)

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Switch Type

SPDT (4)
DPDT (2)
Flow Switch (1)
SPDT relay, Form C (1)
SPST, NO OR NC (1)
SPST (1)

SPDT (4)
DPDT (2)
Flow Switch (1)
SPDT relay, Form C (1)
SPST, NO OR NC (1)
SPST (1)
In-line Flow (1)

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Accuracy

±5% (3)
±10% (2)
±20% (2)
±1% (2)
±2% (1)
±4% FS (1)

Body Material

Brass (3)
303 SS (2)
Polypropylene (PP) (2)
PP/PVDF (1)
Anodized Aluminum (1)
Polypropylene (U.L. 94V0) (1)

Brass (3)
303 SS (2)
Polypropylene (PP) (2)
PP/PVDF (1)
Anodized Aluminum (1)
Polypropylene (U.L. 94V0) (1)
316SS (1)

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Wire Length

10' (2)
24" (1)
12" (1)
20" (1)
2 m (6.5 ft) (1)
7.62 m (25 ft) (1)

10' (2)
24" (1)
12" (1)
20" (1)
2 m (6.5 ft) (1)
7.62 m (25 ft) (1)
12" (300mm) (1)
Not Applicable (1)
48" (1)

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Flow Switches

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Grid Table

23 Products

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FLCN101

Flow/No Flow Single Sensor Controller With Strobe Alert

For operator alert to low flow conditions an amber lens distributes the high intensity strobe light in a pattern which calls immediate attention to alarm conditions.

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LVCN141-131

Flow Switch Remote Controller

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FLCN-111-Series

Single Sensor Controller

The FLCN-110 offers adjustable time delay relays, invert switch, and LED status enunciators all maximize the flexibility of this powerful controller.

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Flow Switches

Not susceptible to contamination and can be oriented in any pipe configuration make these flow switches for liquid or air maintenance free and reliable. Mechanical and electronic designs available