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Single Pressure Mechanical Pressure Switch
Added to Your Shopping Cart
The PSW-190 series are economical, compact SPDT switches with a fixed deadband that are available with a Buna-N or FKM diaphragm and o-ring for use in harsh environments.
| Product Number | Pressure, Max | Pressure, Min |
|---|---|---|
|
|
150 psi
|
10 psi
|
|
|
600 psi
|
30 psi
|
|
|
1500 psi
|
100 psi
|
|
|
3000 psi
|
180 psi
|
|
|
150 psi
|
11 psi
|
The PSW-621 series are economical, compact SPST switches with a fixed deadband and zinc alloy composition that makes these suitable for indoor industrial applications.
| Product Number | Pressure, Max | Pressure, Min | Switch Rating |
|---|---|---|---|
|
|
30 psi
|
0.8 psi
|
1A @ 115 Vac
|
|
|
40 psi
|
2 psi
|
1A @ 115 Vac
|
|
|
100 psi
|
3 psi
|
1A @ 115 Vac
|
|
|
250 psi
|
7.5 psi
|
1A @ 115 Vac
|
|
|
500 psi
|
15 psi
|
1A @ 115 Vac
|
The PSW-100 series are 15 A DPDT switches with a fixed or adjustable deadband, adjustment lock, and UL listing for general purpose applications.
| Product Number | Deadband | Deadband Type | Pressure, Max | Pressure, Min |
|---|---|---|---|---|
|
|
1 to 8 psi
|
Fixed
|
100 psi
|
10 psi
|
|
|
0.1 to 1 psi
|
Fixed
|
20 psi
|
1 psi
|
|
|
0.1 to 1.5 psi
|
Fixed
|
50 psi
|
2 psi
|
|
|
1 to 2 psi
|
Fixed
|
30 psi
|
1.5 psi
|
|
|
1 to 4 psi
|
Fixed
|
100 psi
|
3 psi
|
The PSW-690 series are compact, economical SPST switches with all stainless steel wetted part and high purity, making them suitable for medical applications.
| Product Number | Decreasing Pressure, Max | Decreasing Pressure, Min | Process Connection Size | Switch Rating |
|---|---|---|---|---|
|
|
28.5 psi
|
0.8 psi
|
1/8 in
|
1 A
|
|
|
28.5 psi
|
0.8 psi
|
1/8 in
|
5 A
|
|
|
28.5 psi
|
0.8 psi
|
1/4 in
|
1 A
|
|
|
28.5 psi
|
0.8 psi
|
1/4 in
|
5 A
|
|
|
48 psi
|
2 psi
|
1/8 in
|
1 A
|
The PSW-500 series are compact, economical SPST switches with a fixed deadband and optional relay or alarm output for pressure up to 6,000 psi.
| Product Number | Deadband |
|---|---|
|
|
0.8 to 1.3 psi
|
|
|
1 to 1.7 psi
|
|
|
1.5 to 3.5 psi
|
|
|
2.2 to 9 psi
|
|
|
5 to 21 psi
|
Discover the Adjustable Pressure Switches series, featuring durable stainless steel construction and 12" leads. Ideal for OEM applications, compressors, and pump control.
The Series A2 Subminiature Pressure Switch is ideal for OEM applications, featuring high proof pressure and adjustable terminals for easy installation and service.
| Product Number | Deadband | Electrical Connection | Pressure, Max | Switch Type |
|---|---|---|---|---|
|
|
<10 % of Actuation
|
Screw Terminal
|
20 psi
|
SPST NO
|
|
|
<10 % of Actuation
|
Pigtail Leads
|
20 psi
|
SPST NO
|
|
|
<10 % of Actuation
|
Screw Terminal
|
20 psi
|
SPST NC
|
|
|
<10 % of Actuation
|
Pigtail Leads
|
20 psi
|
SPST NC
|
|
|
<10 % of Actuation
|
Screw Terminal
|
100 psi
|
SPST NO
|
The Weatherproof Diaphragm Pressure Switch is designed for chemical and industrial use, featuring rugged construction and reliable performance in harsh environments.
| Product Number | Deadband |
|---|---|
|
|
50 psi
|
|
|
2 psi
|
|
|
4 psi
|
|
|
8 psi
|
|
|
15 psi
|
The Series A6 Durable Pressure Switches feature a polyimide diaphragm and 1/4" NPT male connection, ideal for extended duty applications and versatile mounting.
| Product Number | Decreasing Pressure, Max | Increasing Pressure, Max | Material Construction Option |
|---|---|---|---|
|
|
24 psi
|
31.8 psi
|
304 Stainless Steel
|
|
|
1 psi
|
3.1 psi
|
Brass
|
|
|
1 psi
|
3.1 psi
|
304 Stainless Steel
|
|
|
3 psi
|
6.05 psi
|
Brass
|
|
|
3 psi
|
6.05 psi
|
304 Stainless Steel
|
Diaphragm Operated Pressure Switches are weatherproof and economical. The design maintains a constant effective area to minimize friction.
| Product Number | Deadband | Material Construction Option | Pressure, Max | Process Connection Size |
|---|---|---|---|---|
|
|
4 to 75 psi
|
Aluminum
|
150 psi
|
1/4 in
|
|
|
4 to 75 psi
|
316 Stainless Steel
|
150 psi
|
1/4 in
|
|
|
4 to 75 psi
|
316 Stainless Steel
|
150 psi
|
1/2 in
|
|
|
5 to 150 psi
|
Aluminum
|
250 psi
|
1/4 in
|
|
|
5 to 150 psi
|
316 Stainless Steel
|
250 psi
|
1/4 in
|
The OEM Weatherproof Pressure Switch features durable 316 SS construction and a 15 A contact, ideal for direct control of pumps and motors in outdoor applications.
| Product Number | Electrical Connection | Pressure, Max | Switch Type |
|---|---|---|---|
|
|
Screw Terminal
|
75 psi
|
SPDT Snap
|
|
|
Screw Terminal
|
15 psi
|
SPDT Snap
|
|
|
Screw Terminal
|
225 psi
|
SPDT Snap
|
|
|
Screw Terminal
|
450 psi
|
SPDT Snap
|
The Dual-Action Explosion-Proof Pressure Switch is UL/CSA listed, designed for harsh environments, and features adjustable settings for independent operation.
The CXA Water Pump Pressure Switch is perfect for controlling automatic water systems. Easily adjustable and versatile, it suits all skill levels for well and pumping systems.
| Product Number | Pressure, Max | Switch Type |
|---|---|---|
|
|
80 psi
|
DPST Snap NO
|
|
|
100 psi
|
DPST Snap NO
|
|
|
150 psi
|
DPST Snap NO
|
|
|
80 psi
|
DPST Snap NC
|
|
|
100 psi
|
DPST Snap NC
|
The PSW-12 series are SPDT sealed switches that feature Belleville technology for superior longevity, stability, and vibration resistance in Class I hazardous locations.
| Product Number | Deadband | Materials | Pressure, Max | Pressure, Min | Switch |
|---|---|---|---|---|---|
|
|
2 to 6 psi
|
Stainless Steel, 316 Stainless Steel, Perfluoroalkoxy
|
30 psi
|
8 psi
|
Single
|
|
|
5 to 15 psi
|
Stainless Steel, 316 Stainless Steel, Perfluoroalkoxy
|
170 psi
|
30 psi
|
Dual
|
|
|
5 to 15 psi
|
Stainless Steel, 316 Stainless Steel, Perfluoroalkoxy
|
170 psi
|
30 psi
|
Single
|
|
|
40 to 90 psi
|
Stainless Steel, 316 Stainless Steel, Perfluoroalkoxy
|
700 psi
|
200 psi
|
Single
|
|
|
100 to 500 psi
|
Stainless Steel, 316 Stainless Steel, Perfluoroalkoxy
|
3200 psi
|
1000 psi
|
Single
|
The PSW-400 series are SPDT switches with an adjustable deadband and have NEMA-7 and NEMA-9 housings to withstand harsh environments.
| Product Number | Deadband | Materials | Pressure, Max | Pressure, Min |
|---|---|---|---|---|
|
|
3 to 27 inHg
|
Aluminium, Buna-N (NBR), Nitrile Rubber
|
-6 inHg
|
-30 inHg
|
|
|
3 to 27 inH2O
|
Aluminium, Buna-N (NBR), Nitrile Rubber
|
30 inH₂O
|
6 inH₂O
|
|
|
3 to 54 inH2O
|
Aluminium, Buna-N (NBR), Nitrile Rubber
|
60 inH₂O
|
12 inH₂O
|
|
|
15 to 135 inH2O
|
Aluminium, Buna-N (NBR), Nitrile Rubber
|
150 inH₂O
|
30 inH₂O
|
|
|
2 to 13 psi
|
Aluminium, Buna-N (NBR), Nitrile Rubber
|
15 psi
|
3 psi
|
The Mini High Sensitivity Pressure Switch features adjustable set points for air or compatible fluids, ideal for controlling pumps and compressors. Minimum order of 50.
| Product Number | Pressure, Max | Pressure Type |
|---|---|---|
|
|
10 inH₂O
|
Gauge
|
|
|
28 inH₂O
|
Gauge
|
|
|
111 inH₂O
|
Gauge
|
|
|
416 inH₂O
|
Gauge
|
|
|
1664 inH₂O
|
Gauge
|
The PSW-681 series are compact, economical SPST switches with a fixed deadband for extremely low pressure and vacuum ranges.
The 20A SPST Compressor Pressure Switch offers adjustable settings and an unloader valve for efficient control of small air compressors. Easy to install with a versatile design.
| Product Number | Material Construction Option | Pressure, Max |
|---|---|---|
|
|
Steel
|
100 psi
|
|
|
Steel
|
150 psi
|
|
|
Steel
|
175 psi
|
|
|
Aluminum
|
100 psi
|
|
|
Aluminum
|
150 psi
|
The Series DA/DS Bourdon Tube Pressure Switches offer high sensitivity and repeatability, with external adjustments for easy pressure setting. Ideal for HVAC and pump control.
| Product Number | Deadband | Pressure, Max | Pressure Type |
|---|---|---|---|
|
|
13.5 psi
|
100 psi
|
Gauge
|
|
|
6 psi
|
15 psi
|
Gauge
|
|
|
13.5 inHg
|
30 inHg
|
Vacuum
|
|
|
6 psi
|
12 psi
|
Compound
|
|
|
7.5 psi
|
35 psi
|
Gauge
|
The PSW-800 series are economical, compact 5 A SPST switches with a fixed deadband that are UL listed and CSA certified for harsh environment applications.
| Product Number | Deadband |
|---|---|
|
|
1 to 4 psi
|
|
|
1 to 4 inHg
|
|
|
0.5 to 2.2 psi
|
|
|
1.5 to 6 psi
|
|
|
2.5 to 13 psi
|
Single Pressure Mechanical Pressure Switch
Single-pressure mechanical pressure switches activate or deactivate equipment at preset pressure thresholds. Ideal for diverse industries, they offer reliable, simple operation for efficient pressure monitoring and control.
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