The AG 150/90 Universal Update Kit for automatic sliding doors is a modular unit designed by Grupsa for modernizing existing equipment or replacing the electronics of the sliding door of another brand which is out of order. The mechanical parts of the door, such as metal profiles, body and glass panes can be kept whenever they are in good conditions so that the cost of the improvement is reduced. The former versions of Grupsa ‘s sliding operators and the operators of sliding doors of the majority of competitors’ international brands can be replaced or updated by means of the latest technological advancements available. The AG 150/90 Universal Update Kit is an alternative in the Technical Service of Grupsa, providing a new door at a reduced price and with the guarantee of a reliable brand, further to the secure availability of spare parts.