AIR COMPRESSOR PRESSURE SWITCH SINGLE PHASE 


SUITABLE FOR SINGLE PHASE COMPRESSORS 1 - 3HP


This 240V Air Pressure Switch is Suitable for most types of single phase compressors 1-3 HP. 
The four port manifold configuration allows for easy installation of accessory valves and Gauges 
This pressure Switch can be fitted to your compressor easily and is interchangeable with any brand of air compressor 
This switch is used to regulate tank pressure between two pre-set values on standard electric air compressors
It is fitted with an unload-er valve which prevents the compressor starting under load
and an auto On/Off button for manual compressor shut off 

Please note this Compressor Switch has 4 X 1/4" BSP Ports (13.2mm O/S Diameter) 

Please measure the size of the Thread on your Receiver Tank by using the BSP Data below before making a purchase  
If you require a 3/8" or 1/2" BSP Adaptor it can be purchased from our shop eBay item number: 171997261031

BSP (British Standard Pipe) Thread Data

1/4" BSP = 13.2MM O/S Diameter

3/8" BSP = 16.7MM O/S Diameter

1/2" BSP =    21MM O/S Diameter

Operating pressure factory preset: 90psi -120psi

The pressure can be adjusted to suit your requirements

Max pressure: 145psi Minimum pressure: 60psi


Differential pressure: 30 - 45psi Not Adjustable

3 x 1/4" BSP ports

1/4" BSP Connection to compressor