Dwyer Instruments, Inc., the preferred source for your complete range of practical and affordable instrumentation, is announcing the release of its new Series ADPS Adjustable differential pressure switch.

The Series ADPS Adjustable Differential Pressure Switch is designed for pressure, vacuum, and differential pressures. The scaled adjustment knob allows changes to the switching pr... (read more)

The Mamco LF-25 is a compact pressure switch capable of sensing pressures from as low as 2.9 psi up to 130 psi. (read more)

American Sensor Technologies, Inc. ('AST') has developed a superior quality, Solid State Pressure Switch with consistent repeatability for the measurement of gases and liquids compatible with stainless steel. (read more)

MAMCO LF40-01 is a compact electro-mechanical pressure switch with momentary or alternate actions capable of switching high current capacities. Used in pumps (pools/spas), food disposals, outdoor machines and medical equipment. (read more)

The MAM007: differential pressure switches are designed for applications involving high operating pressures with a maximum of 5000 psi. It is a fixed set point device that is factory pre-set to any given point between 3 - 100psi. These switches are suitable for monitoring cooling water, lubricants, fluids, air and gases. (read more)

The Mamco LF-20 pressure switches are robust, compact and designed to operate in harsh environments at various pressures (read more)

Now--Available for the First Time—a Breakthrough in Ultra-Low Pressure Switch Design That Helps Avert Normal Contact Resistance, Set Point Instability and Leakage Problems.

Traditional ultra-low pressure, vacuum and differential switches will inevitably wear down in low pressure environments, causing contact erosion, loose terminals, switch instability and leakage. (read more)

Electronic pressure switches, using strain gauge technology, are an ideal alternative to mechanical piston pressure switches. PTD Series compact pressure and vacuum transmitters provide analog output for reliable indication of pressures up to 1000 psi and vacuums to -14.5 psi. Prices start at $89. (read more)

A rugged water pressure switch designed to meet the requirements of heavy duty industrial pumping applications.

• Visible Contact
• No Drift Pressure Setting
• Captive Cover Nut
• Ample Wiring Room
• 2 Ground Screw
• Easy to Adjust
• Pulsation Dampener Standard
• 5HP Rating
• 250 PSI Max

MP20 Pressure Switch from Mindman Industrial Co., Ltd. High accuracy and Resolution. Low cost. (read more)