For switching over the USB interface of 4 mechanisms, it is convenient to use our new product Promix-CM.WI.01
The controller is designed to control electro-mechanical locks, barriers, turnstiles, lights, fans via USB interface. It contains 4 relay control channels of 12 V voltage and 4 inputs for connecting control sensors (positions of doors, locks, switches, etc.)
It is possible to add wired and wireless interfaces (GSM, 3G/4G/5G, Ethernet, Wi-Fi, etc.)