Pressure Switches

Single and Dual Pressure Switches - Series 1620
High reliability . . . repetitive accuracy within 1%

Large Diaphragm Pressure Switches - Series 1630
Visual set point adjustment in 5 standard ranges, 0.05" to 12" W.C.

Floating Contact Null Switch for High and Low Actuation - Model 1640
Visual set point adjustment . . . adjustable null zone

Low Differential Pressure Switches for General Industrial Service - Series 1800
Compact ecomonically priced switches in 8 standard ranges. Set points from 0.07' to 85" W.C.

Compact Low Differential Pressure Switches - Series 1900
Our smallest, lowest cost precision switches. Six standard ranges – Set points from 0.07" to 20" W.C. Repetitive accuracy within 3%.

Explosion-Proof Differential Pressure Switches - Series 1950
Compact, low cost, explosion-proof and weatherproof.

Minitactor™ Differential Pressure Switches  
For Air and Compatible Gases. Set Points from 2" w.c. to 7 psi.

Explosion-Proof Differential Pressure Switches - Series H3
Compact, low cost, and weatherproof. Setpoints from 10" w.c. to 200 PSID – rated 1500 PSI.

Bourdon Tube Differential Pressure Switches - Series BB
Stainless steel bourdon tubes, adjustable deadband, high pressure

Double Bellows Differential Pressure Switches - Series DP
Visible setpoints, adjustable or fixed deadband ... high pressure ranges.

Differential Pressure Switches - Series PG
External adjustment, visible dial, hermetically sealed snap or mercury switch.

Bourdon Tube Pressure Switches - Series DA/DS
Visible setpoint, adjustable deadband, pressure ranges to 5000 PSI.

Diaphragm Operated Pressure Switches - Series SA1100
Visible setpoint, adjustable deadband, weather-proof, explosion-proof. Option hermetically sealed snap switch.

Low Cost OEM Pressure Switch - Series A1
316 SS Diaphragm. Optional Weatherproof Enclosure. Ranges from 2-20 to 50-500 psig.

Low Cost OEM Pressure Switch - Series A1B
Buna-N Diaphragm, Optional Weatherproof Enclosure
Ranges from 3-20 to 50-500 psig

Ultra Sensitive Pressure Switches - Series PQ
Large diaphragm, magnetic mercury switch.

Diaphragm Operated Pressure Switches - Series 1000
Visible setpoint, fixed deadband, pressure ranges to 1400 PSI.

Explosion-Proof Diaphragm Operated Pressure Switches - Series 1000E
Visible setpoint, fixed deadband, pressure ranges to 1400 PSI.

Gas Pressure Switches - Series 1990
A high-precision, compact, low cost switch with 2" to 20"W.C. range.

Dual-Action Explosion-Proof Pressure Switches - Series H2
Explosion-proof and weatherproof housing.

Diaphragm Operated Pressure Switches - Series AP
Visible setpoint adjustment compact, low cost.

Low Cost Diaphragm Operated Pressure Switches - Series CS
Visible setpoints, fixed deadband.