Type EXR30


With the EXR30 electronic extra relay (Electronic eXtra Relay) powerful consumers can be switched on and off by pressing the button. No extra switch is required.

  • Switching on and off loads by pressing a button
  • Very robust alternative compared to conventional switches
  • Easy handling in applications, e.g. bus doors

The EXR30 extra relay, also called toggle relay, is suitable for standard automotive relay sockets to ISO 7588 and is available for DC 12 V and DC 24 V applications.

Technical Data

Voltage rating DC 12 V
Continuous current 15 A
20 A
30 A
40 A
Physical isolation of load circuit 2 (1 x NO, 1 x NC)
Temperature range -40 °C … +85 °C
Terminal design ISO 7588 MINI socket
Mounting method standard automotive relay socket
Design Cubic enclosure 30 mm x 30 mm x 40 mm
Feature Special relay with which a load can be switched on by pressing a button and switched off by pressing the button again (impulse switch).
Contact system type mechanical


  • Agricultural and forestry machinery
  • Bus: Transit and School
  • Construction machinery
  • Heavy truck
  • Marine
  • Motor Home / RV
  • Specialty vehicles
  • Watercraft & Vehicles

Scopes of applications

  • Switching on and off loads by pressing a button, e.g. bus doors.


Datasheet & Explanations