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About us

Comus Europe, formerly Assemtech is the leading manufacturer of solid state relays, reed switches and reed relays. As a member of the Comus International Group, founded in 1978, Comus Europe have the breadth of experience to provide the highest quality switches.

Originally formed to produce glass mercury tilt switches for residential and commercial thermostats, Comus International found a niche in the market for metal mercury switches. With instant success and rapid growth the company expanded to manufacture the patented non-mercury switch which led to further success.

Today Comus has excelled in the manufacture and supply of a number of switch and relay products including;

• Shock and acceleration switches
• Tilt and tip over switches
• Movement and vibration sensing switches

• Electronic tilt/tip over switches
• Proximity switches
• Magnets float switches
• Silicone rubber keyboard

Our diverse product range have been found suitable to a number of applications in a variety of market sectors such as medical, automotive, white goods, alarm, security and military and aerospace.

Comus International's continual growth and success has led us to have a number of offices and distributors across the globe giving us not only a nationwide presence but a worldwide customer base. The Comus Group of companies is now one of the largest manufacturers in the sensor industry.

“Sensing the world’s needs” – President & CEO Robert P Romano

Please visit the Comus Europe website for further information.

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Related categories

• AC Current Sensors
• Alarm & Security Switches
• Capacitive Proximity Switches
• Float Sensor
• Float Switches
• Glass to Metal Seals
• High Breakdown Switches
• Magnetic proximity switches
• Magnets
• Mercury wetted relays

• Mercury wetted switches
• Movement / Vibration Switches
• Non mercury switches
• Optical level switches
• Plastic inductive switches
• Pressure switches
• Proximity Sensors
• Proximity switches
• Reed relays
• Reed switches

• Relays
• Sensors
• Shock & acceleration switches
• Smart Sensors
• Solid state relay
• Solid state relays
• Switches
• Tilt & tip over switches
• Ultrasonic Sensors