Technical Blog Archive

What is a Double Pole Switch?

Double pole switches are connected to two separate electric circuits. They essentially contain 2 switches which are linked together and can complete the circuit either simultaneously or staggered. Double pole switches are used in different types of application, they are popular in the medical...

Squeeze Switch

They are a type of switch which is activated by the user squeezing with their hands or even their elbow.   Squeeze switches are part of our pneumatic range. When the squeeze switch is compressed, a puff of air travels down the PVC tubing to an air switch which activates the electric...

Variohm Group expands with acquisition of magnetic encoder specialist Phoenix America.

The Variohm Holdings Group of Companies has recently added Phoenix America., to it’s Group of companies. Phoenix America are a leading magnetic encoder and magnetic sensor solutions specialist. Based in Fort Wayne, Indiana, Phoenix America is a pioneer designer, developer and manufacturer of...

What is a Pneumatic Switch?

A pneumatic switch is a type of switching device which uses air to function. When compressed, the pneumatic switch will send a sip or puff of air along a length of PVC tubing to an air switch. The movement of air will activate the airswitch which will make the electric circuit and activate a...

Wireless Footswitches

What is a Wireless Footswitch? A wireless footswitch operates a device without the use of a wired connection, this enables the user to operate a machine or device without being close by. A wireless footswitch is useful in medical applications as well as some OEM and industrial...

What is a Normally Open Switch?

In a normally open switch, when the switch is off the contacts are open. This means the electrical connection is broken so the switch is “off”. In Normally Closed switches, the contacts are closed which connects the switch meaning that when they are not compressed they are switched...