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High-Voltage Relays

Switching and disconnecting high voltages safely

High voltage relays for disconnecting and switching over of test paths and for the configuration of switch matrixes.
These relays can be connected directly to a SCHLEICH test device via a 24 V DC output or be controlled via a PLC.

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  • for different voltages
  • for different currents
  • open contacts
  • closed contacts
  • change over – SPDT
  • with signal LED
  • for DIN rail mounting – DIN50022
  • system components proven hundred thousand times
  • ideal for the do-it-yourself construction of high voltage resistant change-over switches etc.


1 solutions for your testing task.

Please select the desired test method:

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High-voltage reed relay, up to 10 kV, max. 3 A, coil 24 V DC

high-voltage potential-free10 kV DC
max. current continuous3 A
switching currentmax. 3 A DC or Peak AC
contact typeReed
contact quantity1 S
coil voltage24 V DC
Order number 400021
No tester found? – No problem!

We will configure a modular solution for you just ask us.


Durable. Reliable. Safe.

SCHLEICH delivers a variety of different high-voltage relays. These components allow e.g. to build up your own switch matrix, controlled by a PLC and running measurements by means of our tester.

We deliver all necessary high-voltage components for the development of matrixes (switching panels) for OEMs and the manufacturing industry.

Our high-voltage components are suitable for a variety of different currents and voltages.

Of course, we also deliver, together with a SCHLEICH tester, complete high-voltage switching panels as turnkey solution.

For further information please do not hesitate to contact our technical sales under:

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SCHLEICH is a leading manufacturer of electrical safety, functional, winding and electric motor testing technology.

SCHLEICH is a world-renowned company that focuses on the development of innovative products in the field of testing technology for electrical products of all kinds.
From A to Z - everywhere SCHLEICH testing technology is in use worldwide. Our customers come from over 50 countries and regions. Everything is developed and produced in Germany.

Quality work - Made in Germany.

2022 - SCHLEICH is awarded for the fifth time as TOP100-Innovator
2016 - SCHLEICH released the first VoltageAnalyzer for measuring the real voltage directly at the winding terminals
2012 - SCHLEICH is awarded as TOP100-Innovator for the first time
2005 - SCHLEICH released the first stator tester with partial discharge test
1995 - SCHLEICH integrates touch-displays into testing devices as a world leader
1990 - SCHLEICH released the first safety and function tester with fully automatic integrated test terminal changeover
1987 - SCHLEICH released the first surge tester with PC-control under DOS and fully automatic integrated test terminal changeover
1985 - SCHLEICH released the first MotorAnalyzer
1982 - SCHLEICH focuses fully on electrical test engineering of electrical products
1952 - SCHLEICH is founded as a motor repair shop

Pioneering spirit, competence, curiosity, brand new technologies and innovations. This is what the 145-strong SCHLEICH team stands for - led by Martin & Jan-Philipp Lahrmann. Father & son. Your guarantors for long-term partnership.

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