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TWD1,000-TWD9,999.99 (4)

Measurement Pressure, Max

20 inH₂O (6)
0.5 inH₂O (6)
10 inH₂O (4)
2 inH₂O (4)
1.6 inH₂O (4)
0.15 inH₂O (3)

20 inH₂O (6)
0.5 inH₂O (6)
10 inH₂O (4)
2 inH₂O (4)
1.6 inH₂O (4)
0.15 inH₂O (3)
1 inH₂O (3)
4 inH₂O (2)
1.2 inH₂O (1)
11 inH₂O (3)
5 inH₂O (3)
5.5 inH₂O (3)
125 Pa (2)
15 inH₂O (2)
250 Pa (2)
1 kPa (2)
100 inH₂O (2)
100 mmHg (2)
20 cmH2O (2)
25 mmHg (2)
3 inH₂O (2)
3 kPa (2)
30 inH₂O (2)
4 kPa (2)
50 inH₂O (2)
50 mmHg (2)
500 Pa (2)
6 mmHg (2)
60 Pa (2)
0.25 inH₂O (1)
10 cmH2O (1)
10 mmHg (2)
10 psi (2)
15 psi (2)
25 psi (2)
50 psi (2)
0.22 inH₂O (1)
100 cmH2O (1)
15 cmH2O (1)
15 kPa (1)
150 inH₂O (1)
150 mmHg (1)
2 psi (1)
20 psi (1)
200 cmH2O (1)
22 inH₂O (1)
25 cmH2O (1)
25 inH₂O (1)
3 psi (1)
30 kPa (1)
30 psi (1)
40 inH₂O (1)
44 inH₂O (1)
5 cmH2O (1)
5 kPa (1)
5 psi (1)
50 cmH2O (1)
6 inH₂O (1)
60 inH₂O (1)
75 psi (1)
750 Pa (1)
8 inH₂O (1)
8 psi (1)
80 inH₂O (1)
80 mmHg (1)
85 inH₂O (1)

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Measurement Pressure, Min

0 inH₂O (2)
4 inH₂O (4)
0.07 inH₂O (4)
0 cmH2O (1)
0 mmHg (1)
0.15 inH₂O (4)

0 inH₂O (2)
4 inH₂O (4)
0.07 inH₂O (4)
0 cmH2O (1)
0 mmHg (1)
0.15 inH₂O (4)
0 kPa (1)
0 psi (1)
2 inH₂O (2)
3 inH₂O (4)
0 Pa (1)
0.08 inH₂O (1)
0.12 inH₂O (1)
0.2 inH₂O (1)
0.8 inH₂O (1)
1.4 inH₂O (3)
0.4 inH₂O (3)
-0.25 inH₂O (1)
-0.5 inH₂O (1)
-1 inH₂O (1)
-10 cmH2O (1)
-10 inH₂O (1)
-125 Pa (1)
-15 inH₂O (1)
-2 inH₂O (1)
-250 Pa (1)
-5 cmH2O (1)
-5 inH₂O (1)
0.3 inH₂O (1)
0.5 inH₂O (1)
0.5 psi (1)
1.5 inH₂O (1)
1.5 psi (1)
10 psi (1)
15 psi (1)
2.5 psi (1)
25 psi (1)
3 psi (1)
4 psi (1)
5 inH₂O (1)
50 psi (1)
9 inH₂O (1)

More Options Show Less

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Differential Pressure Mechanical Pressure Switch

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8 Products

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Series-3000MR-3000MRS

Photohelic® Switch/Gages, Differential Pressure, 25 psig Max, Compact

The Photohelic® Switch/Gages offer precise differential pressure monitoring with easy-to-read analog displays. Compact and durable, they are suitable for various applications.

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Series-1950

Explosion-Proof Differential Pressure Switch, Weatherproof, 0.03-20 inH2O

The Series 1950 Explosion-Proof Differential Pressure Switch features a durable weatherproof housing, external set point adjustment, and is ideal for HVAC and process applications.

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Series-A3000

A3000 Photohelic® Switch/Gages for Pressure Measurement up to 25 psig

The A3000 Photohelic® Switch/Gage combines reliable pressure measurement and control for air and compatible gases, ideal for HVAC and clean room applications.

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Series-1950G

Explosion-Proof Differential Pressure Switch, Weatherproof, UL Listed, 24 V

The Dwyer® Series 1950G Explosion-Proof Differential Pressure Switch is weatherproof and UL listed, designed for natural gas and outdoor use, ensuring safety and reliability.

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Series-1900

Compact Low Differential Pressure Switch, 0.07-20 inH2O, UL/CE/CSA/FM

Compact Low Differential Pressure Switches

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Series-ADPS-EDPS

Adjustable Differential Pressure Switch – 0.08 to 20 inH2O (20 to 5000 Pa)

The Adjustable Differential Pressure Switch monitors pressure and vacuum with an easy-to-use knob. Ideal for HVAC applications, it features a compact design and durable materials.

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Series-1800

Compact Low Differential Pressure Switch, 2% Repeatability, UL/CSA/FM Approved

Compact Low Differential Pressure Switches

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Series-DX

Wet/Wet Differential Pressure Switch, 1 psid, Brass, Weatherproof

Wet/Wet Differential Pressure Switch for most gases and water based solutions. External adjustable set point, integral mounting flange and a removable electrical terminal block

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Differential Pressure Mechanical Pressure Switch

Differential pressure mechanical pressure switches monitor pressure differences between two points, activating equipment at preset thresholds. Reliable and durable for system control.