Proflow Vacuum Triggered Safety Switch, Hobbs Switch, 3 Terminal, Norm Open O...

Part Number: PFEVS18-223T

Proflow's Vacuum adjustable safety switches have been designed to,for example sense when vacuum drops below a specific minimum set point and activates vacuum pump, or wired to activate a water/methanol injection when vacuum drops below the set point. This heavy-duty vacuum switch is made of premium materials to serve as a quality replacement.

Note: Choice of Normally Open or Normally Closed wiring

Factory Pre Set To 20"hg Will switch on OR off at set point

Set point is adjustable from 18-22hg +-3hg

Clockwise raises the set point /Anti Clockwise lowers the set point - Do not touch the rubber cap as this set screw does not apply

All orders are aimed to ship within 4-5 working days from the date of purchase. If you would like a more accurate ETA on a specific item, please contact us prior to purchasing.

Fast Lane Spares is a New Zealand automotive performance parts store, with a retail showroom based in Palmerston North. We supply over 200 leading brands including Aeroflow, AutoMeter, Edelbrock, Holley, B&M, MSD, Simpson, K&N, Proflow, Strange, Wilwood and many more.

Please note: not all items listed are physically stocked in-store. Some products are held at our warehouse or shipped directly from our supplier network. Delivery timeframes can vary depending on availability.

Our team is here to help with any questions, fitment queries, or product advice. Get in touch anytime.

Shipping Information:

When combining items, please ensure the correct freight option is selected at checkout.

If an incorrect shipping method is selected, this may result in a 2-3 working day processing delay.

If additional freight charges apply, our team will contact you before dispatch to arrange payment.