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United Electric Controls

Leaders in wireless gas leak detectors, pressure switches, and temperature switches

United Electric Controls (UE) delivers trusted solutions for safety, alarm, and emergency shutdown (ESD) applications—designed to reduce complexity, simplify installation, and ensure regulatory compliance. UE's innovative portfolio includes wireless HART gas leak detectors, pressure and temperature switches, electronic smart switches, safety switches, transmitters, and sensors.

Serving the process, discrete manufacturing, semiconductor, aerospace, and defense industries, UE is a recognized leader in mission-critical monitoring and control.

SEMAC is the official United Electric Controls partner and distributor in Greece (Hellas), Cyprus, and Albania. Our collaboration ensures access to advanced UE safety solutions, supported by custom automation expertise and dedicated local support.

Trust SEMAC to deliver UE technology where safety, precision, and performance are non-negotiable.

One Series - UE Electronic Switch and Transmitter

• Upgrade legacy systems by replacing a switch, gauge, and transmitter with one device, reducing cost and maintenance
• Minimize leak paths with a single-device solution
• Ensure precise control with adjustable set points, deadband, and advanced trip filtering features

One Series - UE Electronic Switch and Transmitter

12 Series - UE Pressure and Temperature Switch

• Compact cylindrical design for flexible installation on process equipment or control panels
• Snap-acting Belleville disc sensor resists vibration, reducing false trips and improving stability
• Hermetically sealed switch ensures secure process sealing, ANSI/ISA 12.27.01 certified

12 Series - UE Pressure and Temperature Switch

Vanguard WirelessHART® Fixed Point Gas Detector

Wireless gas detector for monitoring toxic and combustible gases, including Methane (CH4), Hydrogen Sulfide (H2S), Carbon Monoxide (CO), Ammonia (NH3), and Propane (C3H8)

Vanguard WirelessHART® Fixed Point Gas Detector

A world-leading manufacturer and supplier of solutions in industrial process instrumentation
Making ideas flow
Engineering Tomorrow
Safety the first priority
Process monitoring, alarm and shutdown applications
Refractometers since 1948
The Dew-Point, Humidity and Oxygen Specialists
Leaders in wireless gas leak detectors, pressure switches, and temperature switches
Gas sensing solutions since 1980
Family-owned company with high quality standards
The world leader in Process Controllers and Analyzers
Powerful production & known-how
Measure, Monitor and Distribute Your Liquid Assets
Sensor Specialist
Reliable Network Solutions
Easy insight into energy flows
Calibration Equipment
Process instrumentation for all industries
Your Sensing Partner
SOTI ONE Platform — Connecting Everything
Your partner for
industrial automation
Innovative Instrumentation & Control Solutions
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