By monitoring pressure of a CNC router, operators are able to know when air pressure falls in themonitor cnc pressure system to prevent from tool holders breaking, or as a simple reminder to turn on the air to the machine. Repairing and / or replacing tool holders can be costly, and for a small price manufacturers can reduce this cost – the product pays for itself! See what a recent customer of the air pressure monitor had to say about the product below

“We are very please with your product it will save us from having to fix our machine, which has happened more than once.”

“I told the manufacturer about your product and suggested them using it, inexpensive device that will keep the machine from breaking tool holders and dropping bits on concrete.”


Common Solution Diagram Pressure MonitorWelcome to the perfect product for pressure monitoring solutions! Designed for monitoring industrial line pressure to notify personnel as soon as loss of line pressure begins to occur or an increase of pressure. These simple pressure monitoring solutions feature a flashing light (optional audible alarm) that’s designed to grab the attention anytime pressure is rising too high or falling too low in a system.  Preventing & fixing issues before they cause significant downtime!

Presair’s pressure alarm is available as field adjustable or factory set.

Built with a field adjustable pressure switch, this model can be set directly by the user with a range of 1-125 PSI. It can monitor pressure rise or fall at a the user’s set point using the stack light to notify light only or light & audible alarm.

Presair offers a factory set version with a smaller foot print than the adjustable pressure monitor. If the pressure in your system drops below or above your specified pressure, the stack light will notify using the light only or the light & audio.

  • Multiple notification options available
  • Variety of air connections available
  • Pressure range of 0.25 inches of water to 125 PSIG
  • Differential Pressure ±10 psi
  • Protective switch housing options for tough environments
  • The adjustable pressure switch is UL & CUL rated for 100,000 cycles at 5 Amps @ 240VAC.
  • Stack light mounting options

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Pneumatic Switches

Presair pneumatic switches are great for safe, economical control of consumer, industrial, medical or other products and appliances in wet, chemical or explosive atmospheres, or just for added safety.

High Quality

Presair switches are 100% testing before leaving our facilities.

Made in U.S.A.

Products are designed & manufactured in Eau Claire, Wisconsin, USA.

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