Hörmann key switch for flush mounting. Triggers an impulse to open or close the gate. The button is already pre-wired with 2 m connection cable (2-core). Suitable for connection with the FIT 2 internal push-button from Hörmann.
This key switch is equipped with a pulse button (closing contact). If you would like to operate another gate with the same key switch, you can extend it with an additional key contact (micro key). Also available as an accessory in our shop.
The ESU 40 comes with 3 keys.