Pressure Switches

Large diaphragm pressure switch, range 0.05-0.25" w.c., approx deadband @ 0.04 min. set point, 0.05 max. set point.

2.5 to 50 inH2O, fixed deadband

40 to 200 psi, fixed deadband

5 to 30 inH2O, fixed deadband

0 to 50 psi, fixed deadband

500 to 10000 psi, adjustable deadband

High measurement accuracy, high shock and vibration resistance, 6 user selectable pressure units

2 switches, indicating gage and transmitter with two line display and external programming buttons

0 to 100 psi, adjustable deadband

1 to 10 psi, fixed deadband

Differential pressure switch, range 0.07-0.22" w.c., approx. deadband @ min. set point 0.05, approx. deadband @ max. set point 0.05.

-28 to -6 inHg, fixed deadband

-30 to -1 inHg, fixed deadband

0 to 150 psi, 4-20mA Output, NPT 1/8”

Adjustable differential pressure switch, set point range 0.20 to 2.00" w.c., 1/2" NPT connection.

General Purpose Pressure Switches, In NEMA-4X Enclosures

Differential press. switch, range 3.0-11.75" w.c., approx. deadband @ min. set point 0.40, approx. deadband @ max. set point 0.40,...

-134 to 395 inH2O, fixed deadband

0.8 to 30 psi, fixed deadband

30 to 170 psi, fixed deadband

Electronic pressure switch, range 0-20 psi, 1/4" male NPT, bottom connection, 316L SS, 2 SPDT relays, 4-20 mA output, 120/240 VAC...

-30 to -6 inHg, adjustable deadband

Thermal Dispersion Flow Switches

Electronic Pressure Switch with OLED Display and Alarm Outputs 5 psi

10 to 150 psi, fixed deadband

0.8 to 30 psi, fixed deadband

0.8 to 30 psi, fixed deadband

Heavy-duty, explosion-proof, diff erential pressure switch

Heavy-duty Explosion-proof pressure switch

General Purpose, watertight pressure switch

Heavy-duty Explosion-proof pressure switch

Heavy-duty Explosion-proof pressure switch

High current ratings for 1 x SPDT or 2 x SPDT switches

General Purpose, watertight pressure switch

Designed with a 20 amp normally closed SPST switch for direct control of pumps and motors

Offer a versatile range of configurations allowing utilization of their many features

Manual Reset eliminate common problems associated with typical high duct static cutout installations

Serve as a compact, low cost switch for gas fired furnaces and equipment

Two opposing bellows combine maximum sensitivity and vibration resistance at a moderate cost

Specifically designed to stand up to extended duty applications

Switch adjustment ranges from vacuum through 4,600 psig depending on model

Switch adjustment ranges from vacuum through 6,000 psig depending on model

Uses EnOcean® wireless technology to monitor pressure, vacuum, and differential pressures

Switch adjustment ranges from vacuum through 6,000 psi depending on model

Combine advanced design and precision construction in a small size.

General Purpose, watertight pressure switch

Combines the best features of the popular Dwyer® Series 1950 Pressure Switch with the benefit of natural gas compatibility

Heavy duty, industrial unit has a unique new design which provides sensitivity to differential pressures as low as 10 inches of water