Adjustable Vacuum Monitor – Light Only

(1 customer review)


Monitor vacuum in a system and be alerted as soon as it falls too low or rises too high!

  • Bright red stack light for visual notification
  • Adjustable vacuum switch up to 300 inches of water
  • (Optional) Magnets for easy stack light installation
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Adjustable Vacuum Monitor

Light ONLY Kit

This adjustable vacuum monitor kit is the perfect solution for monitoring vacuum and being alerted. A bright light will notify you the moment vacuum falls too far or rises too high. It will grab the attention of qualified personnel. Prevent and fix issues before they cause you significant downtime!

The vacuum switch is field adjustable by using a Phillip’s head screw on the microswitch carrier. (can be set anywhere between the range you select). All switches are 100% tested at high and low settings and at proof pressure tested.

Optional magnets can be added to the base of the stack light. This allows you to place the stack light anywhere a metal surface is present. A few examples of where to place it would be up high on a metal wall or on a metal machine.

Vacuum Monitor Kit includes:

  • Adjustable Vacuum switch (range: 2.5 – 300 Inches of Water)
  • Differential Vacuum ±10 Inches of water
  • Protective switch boot
  • Stack light
  • Magnets on light base (optional)

The adjustable vacuum switch is UL & CUL rated for 100,000 cycles at 5 Amps @ 240VAC.

For more options or wiring instructions view the product sheet below or contact us!

How to install the Presair VACUUM monitor   contact-us-button

Additional information

Weight 48 oz
Dimensions 12 × 6 × 6 in
Vacuum Range

2.5-7 inches of water, 6-16 inches of water, 13-25 inches of water, 20-40 inches of water, 35-80 inches of water, 75-150 inches of water, 135-300 inches of water

Add-on Magnets

Yes, No

1 review for Adjustable Vacuum Monitor – Light Only

  1. Jeff (verified owner)

    Connection for wires twisted together with wire nut seemed to have a bad connection so light was coming on and off. Cut back some of the protective coating and twisted wires back together and replaced wire nut. Issue resolved. Rubber boot tough to put on over sensor.

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