
Pressure Switches
All Pressure Switches Products

1831 - DPDT Low Differential Pressure Switches
Manual Reset eliminate common problems associated with typical high duct static cutout installations

1996 - Gas Pressure Switch
Serve as a compact, low cost switch for gas fired furnaces and equipment

DP Double Bellows Differential Pressure Switch
Two opposing bellows combine maximum sensitivity and vibration resistance at a moderate cost

A6 Durable Pressure Switch
Specifically designed to stand up to extended duty applications

300 Series Mechanical Compact SPDT w/ Adjustable Hysteresis
Switch adjustment ranges from vacuum through 4,600 psig depending on model

200 Series Mechanical Compact SPDT Switch
Switch adjustment ranges from vacuum through 6,000 psig depending on model

EWDP Wireless Communications Adj. Diff. Press. Switch
Uses EnOcean® wireless technology to monitor pressure, vacuum, and differential pressures

100 Series Mechanical Compact SPST Press. Switches
Switch adjustment ranges from vacuum through 6,000 psi depending on model

CS/CD Diaphragm Pressure Switch
Combine advanced design and precision construction in a small size.

1950G - Explosion-Proof Differential Pressure Switch
Combines the best features of the popular Dwyer® Series 1950 Pressure Switch with the benefit of natural gas compatibility

H3 Explosion-Proof Differential Pressure Switches
Heavy duty, industrial unit has a unique new design which provides sensitivity to differential pressures as low as 10 inches of water

1000E Explosion-Proof Diaphragm Operated Pressure Switches
Rugged construction and explosion-proof design, high over-pressure protection and vibration resistance

CXA Water Pump Pressure Switch
Set point and deadband are easily adjustable, can be mounted in any orientation, simple & reliable

MHS Miniature High Sensitivity Pressure Switch
Wide range of field adjustable pressure set point options, easy to install and easy to adjust, life of over 10 million cycles

A2 Subminiature Pressure Switch
Equipped with high proof pressure capabilities, available with either spade terminals or flying leads

A1PS Economical Pressure Switch
15 A SPDT switch for direct control of pumps and motors, pressure, vacuum, or compound ranges available

APS / AVS Adjustable Pressure Switch
Field adjustable with simple indicating pointer, vacuum and pressure ranges, stainless steel construction

AP Diaphragm Operated Pressure Switches
Visible set point and external adjustment, available in weatherproof and explosion-proof housing

H2 Dual-Action Explosion-proof Pressure Switches
Explosion proof and weatherproof housing, independant piston action design, mountable in any position

1000W Weatherproof Diaphragm Operated Pressure Switches
High over-pressure protection with a pressure range to 1400 PSI, visible setpoint, and fixed deadband

SA1100 Diaphragm Operated Pressure Switches
Weatherproof and explosion-proof, burst pressure protection to 3000 PSI, visible set-point and deadband adjustments

A4 Differential Pressure Switch
Offers field adjustments and can handle system pressures up to 6000 PSIG

1630 Large Diaphragm Pressure Switches
Visual set point adjustment in 5 standard ranges (0.05 in W.C. - 12 in W.C.) with repetitive accuracy within ± 1%

1620 Single and Dual Pressure Switch
Diaphragm sealed leak proof construction provide high reliability repetitive accuracy within ± 1%

1800 Low Differential Pressure Switch for General Industrial Service
Small size and low price with 2% repeatability, wide range of models from 0.07 in W.C. - 85 in W.C.

MDA Miniature Adjustable Pressure Switch
Field adjustable set point, gold inlay contacts, small and lightweight for applications where space is constrained

MDS Miniature Pressure Switch
Designed with a double diaphragm, low cost with a minimum 20 million cycle life expectancy and an extremely fast response time

PG Gas Pressure/Differential Pressure Switch
± 1% of full scale repeatability, clear easy-to-read scale with convenient external setpoint adjustment

1640 Floating Contact Null Switch for High and Low Actuation
Visual set point adjustment, adjustable null zone, and functions as a null switch

3000MR(S) Photohelic Switch/Gage
Highly repeatable differential pressure switch, easy-to-read analog pressure gage & adjustable switch setting,

MP Mini-Photohelic Differential Pressure Switch/Gage
Measures & controls positive, negative, or differential pressures of non-combustible & non-corrosive gases

DX Wet/Wet Differential Pressure Switch
High static pressure rating of 200 PSIG, low differential set points, NEMA 4X weatherproof enclosure

ADPS / EDPS Differential Pressure Switch
Designed for pressure, vacuum, and differential pressures

DA/DS Bourdon Tube Pressure Switches
Customers say the extremely high sensitivity and great repeatability make this the best pressure switch ever made

A9 Snap-Action Pressure Switch
High-quality miniature snap-action switches with a high current capacity and high temperature rating

CTL-SW-MC PanelPilot
Momentary Touchless, Normally Closed, Infrared Proximity Switch.

CTL-SW-LO Panel Pilot
Latching Touchless, Normally Open, Infrared Proximity Switch

CTL-SW-LC PanelPilot
Latching, Touchless, Normally Closed, Infrared Proximity Switch

500 Series Mag Switch
Diaphragm pressure sensing technology, standard copper alloy wetted parts, up to 10,000 psig ranges

PDPS - Compact Economic Differential Pressure Switch
large diameter diaphragm and snap action switch make it dependable and ideal for OEM applications

CS & CD Diaphragm Pressure Switch
Advanced design and precision construction, visible set point and easy to wire SPDT snap switch, vibration resistant

43000 Capsu-Photohelic Pressure Switch/Gage
Highly repeatable pressure switches combined with a precise pressure gage, encapsulated sensing element, easy to adjust set point...

