Tele Haase develops electronic relays and monitoring devices for industrial automation, building technology, and energy applications. The product range includes time relays, monitoring relays, current relays, voltage relays, and smart control solutions.
Manufacturers and installers use these products to improve system safety, monitor electrical parameters, and automate critical processes. Reliable operation and flexible configuration simplify installation while supporting efficient maintenance.
Tele Haase combines decades of engineering experience with innovative product development to deliver dependable relay solutions for modern industrial applications.

1-phase undervoltage relay 230 V AC with window mode
1-phase undervoltage relay 230 V AC with window mode

Phase and temperature monitoring relay, 480Y/277 V AC
Phase and temperature monitoring relay, 480Y/277 V AC

Multifunction voltage relay 1-/3-phase, 11-pin plug-in
Multifunction voltage relay 1-/3-phase, 11-pin plug-in
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