Relais sans fil WBK-400RC + bouton poussoir sans fil

WBK‑400RC + Bouton‑poussoir sans fil – Relais de commande d’ouverture 433 MHz 

The WBK‑400RC + wireless push button is a compact and reliable wireless relay control kit designed for remote activation of doors, gates, barriers, or access control devices without direct wiring. Operating at 433 MHz, this system combines a wireless receiver relay with an integrated wireless push‑button transmitter, delivering simple installation and flexible control in residential, commercial, and industrial environments. 

Built for ease of use, the WBK‑400RC kit supports NO/NC/COM relay outputs and provides up to 50 m of wireless transmission range (open field). The included push button is battery‑powered and can trigger the relay remotely, allowing hands‑free activation of electric locks, gates, or automation systems without running long cables.

Key Features:

• Wireless relay control with included wireless push‑button transmitter

• 433 MHz operating frequency for robust wireless communication 

• NO/NC/COM relay outputs for versatile integration with access systems 

• Up to ~50 m transmission distance in open field 

• Compact plastic housing for both receiver and transmitter 

• Battery‑powered push button (6 V battery included) for remote triggering 

• Easy installation with standard mounting and wiring (12 V DC relay supply) 

• Ideal for retrofit or new access control setups