TELE Protects and Monitors

Our Best Selling Monitoring Relays

Protecting your Control Panels since 1963

TELE technology makes sure no electrical or mechanical equipment is affected by faulty power supplies or wrongly wired control panels. Our single-phase or three-phase monitoring relays measure and monitor voltages up to 800V AC and 1000V DC directly.

Excellent and reliable protective equipment doesn’t mean you have to break the bank. Due to our highly automated production in Vienna, Austria, we offer unparalleled technology, quality, and reliability at an affordable price.

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Phase Loss – Phase Sequence

Phase Balance Monitoring

480V AC


Under- and Over Monitoring

24V AC/DC or 230V AC


Phase Loss – Phase Sequence

Under Voltage Monitoring

690V AC

See how our device protects your equipment from power surges or voltage drops.

Here at TELE security and efficiency is our priority.

We recently collaborated with our GOLD Distributor, AIM Dynamics to explain how our E1UM230V01 single phase voltage monitor will make sure your pricey PLCs or other industrial equipment doesn’t get damaged.

TELE Controls Inc.
Arlington, VA

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